Enterprise Architecture & Technology Stacks

Production-Grade Engineering Stacks & AI

At Sibiri Innovation, we build software engineered for high concurrency, zero technical debt, and mathematical reliability. Explore the verified technology stacks our senior practitioners use in active production — from MERN, MEAN, Next.js, and Enterprise Laravel 11 to Java Spring Boot, Python Django, MariaDB Galera clusters, and autonomous Agentic AI with LangGraph & RAG.

sibiri-stack-matrix.yaml

engine: "Sibiri Innovation Core Architecture"

tier_1_fullstack: [MERN, MEAN, Next.js 15, React 19]

tier_2_backend: [Laravel 11, PHP 8.3 JIT, Django 5, FastAPI]

tier_3_enterprise: [Java 21 Spring Boot, NestJS, Kafka]

tier_4_ai_agents: [Agentic AI, RAG, LangChain, LangGraph, LLM]

tier_5_storage_cms: [MariaDB Galera, Qdrant, Wikis, WordPress]

tier_6_cloud: [Kubernetes, Docker, Terraform, AWS]

100% In-House Zero Tech Debt 99.99% Cloud SLA
15+
Production Stacks & Frameworks
99.99%
Cloud Architecture SLA Standard
100%
In-House Senior Engineers
0%
Technical Debt Tolerance
Core Engineering Domains

Core Engineering Domains & Stack Hierarchy

Explore how we structure our technological competencies into distinct domain tiers for enterprise clients worldwide.

02

Enterprise Backend & SaaS (Laravel 11 & Core PHP)

High-concurrency business platforms, multi-tenant ERPs, and financial ledgers powered by Laravel Octane, JIT compilation, and native WebSockets.

Laravel 11 PHP 8.3 Octane Horizon Reverb
03

High-Throughput Microservices (Java Spring Boot & NestJS)

Distributed microservice meshes built on Java 21 Virtual Threads and NestJS modular architectures with Kafka event streaming and circuit breakers.

Java 21 Spring Boot 3.3 NestJS Kafka gRPC
04

Agentic AI, RAG & LangGraph Systems

Autonomous multi-agent swarms, cyclical state graphs, hybrid vector search (Qdrant), and production LLM inference pipelines with audit-proof verification.

LangGraph LangChain RAG Qdrant GPT-4o
05

Sovereign Knowledge Wikis & Enterprise WordPress

Decoupled headless WordPress with Next.js frontends and Git-synchronized Open Source Wiki engines (Wiki.js, BookStack) for compliance and documentation.

Wiki.js BookStack WordPress VIP WPGraphQL Docusaurus
06

MariaDB Galera Clusters & Cloud DevOps

Multi-master synchronous relational clusters, ProxySQL read-write splitting, Kubernetes container orchestration, and automated Terraform infrastructure.

MariaDB 11 Galera Cluster Kubernetes Docker Terraform
Verified Production Frameworks

Detailed Technology Blueprints & Runtime Architectures

In-depth architectural breakdowns of the 14 core technology stacks powering Sibiri Innovation's client solutions and internal platforms.

#01
Production Stack

Laravel

Architectural Highlights & Standards

#02
Production Stack

PHP

Architectural Highlights & Standards

#03
Knowledge Architecture

Open Source Wikis & Knowledge Engines

Enterprise Documentation, Markdown Runbooks & Knowledge Governance

At Sibiri Innovation, we implement, harden, and scale open-source wiki and knowledge base engines for organizations requiring sovereign data governance, team documentation, and developer runbooks. We architect high-performance deployments powered by Wiki.js, BookStack, MediaWiki, and Docusaurus — integrating full-text vector search, role-based access control (RBAC), single sign-on (SSO), and automated Git-backed versioning.

Core Frameworks, Tools & Libraries:
Wiki.js BookStack MediaWiki Docusaurus PostgreSQL Algolia Search Git Sync OAuth2 / SAML SSO Markdown & WYSIWYG

Architectural Highlights & Standards

  • Decoupled Git-backed storage repository enabling bidirectional version control and audit history.
  • Enterprise Single Sign-On (SSO) integration via Okta, Azure AD, SAML 2.0, and OAuth2.
  • Hybrid vector and lexical full-text search indexing across technical manuals and API documents.
  • Automated nightly backup routines with encrypted S3 object storage replication.
  • Containerized Docker/Kubernetes deployment with zero-downtime rolling upgrades and SSL offloading.
Primary Enterprise Use Cases:
Internal Engineering Runbooks Enterprise SOP & Compliance Wiki Developer API Documentation Portals Customer-Facing Knowledge Centers
Production Pattern / Architecture Blueprint
docker-compose.yml (Enterprise Wiki.js with PostgreSQL & Redis Cache)
version: '3.8'
services:
  wikijs:
    image: ghcr.io/requarks/wiki:2
    restart: unless-stopped
    environment:
      DB_TYPE: postgres
      DB_HOST: db
      DB_PORT: 5432
      DB_USER: wikijs
      DB_PASS: ${DB_PASSWORD}
      DB_NAME: wiki
      REDIS_URL: redis://cache:6379
    ports:
      - '3000:3000'
    depends_on:
      - db
      - cache
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    volumes:
      - pgdata:/var/lib/postgresql/data
  cache:
    image: redis:7-alpine
#04
Production Stack

Node.js

Architectural Highlights & Standards

#05
Enterprise CMS

Enterprise WordPress & Headless CMS

Decoupled VIP WordPress Architectures with Next.js Frontends & GraphQL

We engineer enterprise-scale WordPress platforms that discard legacy monolith constraints. By decoupling the administrative editorial backend from modern Next.js or React frontends using WPGraphQL and REST APIs, our solutions deliver sub-100ms load times, uncompromised security, and publisher-friendly Gutenberg experiences that marketing teams love.

Core Frameworks, Tools & Libraries:
WordPress VIP WPGraphQL ACF Pro Next.js 15 Redis Object Cache Cloudflare Edge CDN Docker / Bedrock PHP 8.3

Architectural Highlights & Standards

  • Headless JAMstack architecture separating content editing from edge-rendered frontends.
  • Sub-100ms page delivery using Next.js Incremental Static Regeneration (ISR) and Edge CDN caching.
  • Enterprise Redis Object Caching eliminating 95% of SQL query bottlenecks during traffic spikes.
  • Bespoke React-driven Gutenberg blocks engineered with strict TypeScript schema validation.
  • Multi-environment staging pipelines with automated database sanitization and asset sync.
Primary Enterprise Use Cases:
High-Traffic Media & Publishing Portals Enterprise Corporate Flagships Multi-Brand Global Content Hubs Omnichannel Content Distribution
Production Pattern / Architecture Blueprint
// Next.js 15 App Router: Fetching Headless WordPress Post via WPGraphQL
import { cache } from 'react';

export const getPost = cache(async (slug: string) => {
  const query = `
    query GetPostBySlug($slug: ID!) {
      post(id: $slug, idType: SLUG) {
        title
        content
        featuredImage { node { sourceUrl altText } }
        seo { title metaDesc schema { raw } }
      }
    }
  `;
  const res = await fetch(process.env.WORDPRESS_API_URL!, {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({ query, variables: { slug } }),
    next: { revalidate: 3600, tags: [`post-${slug}`] } // Instant ISR revalidation
  });
  const { data } = await res.json();
  return data?.post;
});
#06
Production Stack

React

Architectural Highlights & Standards

#07
Enterprise Framework

PHP with Laravel 11 Ecosystem

Enterprise SaaS, High-Concurrency Web Applications & Event-Driven Systems

Sibiri Innovation treats Laravel 11 as a premier enterprise engineering platform. We leverage Laravel Octane (FrankenPHP/Swoole), Horizon background workers, Livewire, and Redis clustering to deliver robust multi-tenant architectures, financial ledgers, and distributed systems handling millions of daily requests with mathematical reliability.

Core Frameworks, Tools & Libraries:
Laravel 11 PHP 8.3 Laravel Octane FrankenPHP Laravel Horizon Laravel Reverb Redis Clusters MySQL / PostgreSQL Filament

Architectural Highlights & Standards

  • High-concurrency in-memory execution using Laravel Octane with persistent application state.
  • Decoupled Service-Repository architecture with strict domain-driven design (DDD) boundaries.
  • Real-time WebSocket event broadcasting with Laravel Reverb, eliminating third-party subscription fees.
  • Enterprise queue management with Redis clustering, automatic failure dead-letter queues, and Horizon metrics.
  • Granular role-based permissions (Spatie), OAuth2 token authentication, and comprehensive audit logs.
Primary Enterprise Use Cases:
Enterprise ERP & Accounting Systems Multi-Tenant B2B SaaS Portals Automated Workflow Orchestrators Real-Time Operational Command Centers
Production Pattern / Architecture Blueprint
<?php
namespace App\Services;

use App\Repositories\Contracts\OrderRepositoryInterface;
use App\Events\OrderProcessed;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Cache;

class EnterpriseOrderService
{
    public function __construct(protected OrderRepositoryInterface $orders) {}

    public function processOrder(array $payload): Order
    {
        return DB::transaction(function () use ($payload) {
            $order = $this->orders->createWithLock($payload);
            Cache::tags(['analytics', 'financials'])->flush();
            event(new OrderProcessed($order));
            return $order;
        }, attempts: 5);
    }
}
#08
Production Stack

Vue.js

Architectural Highlights & Standards

#09
High Performance Core

Modern Core PHP (PHP 8.3+)

High-Throughput Micro-Engines, Custom Composer Packages & Standalone Daemons

Beyond full frameworks, our engineering teams build specialized, ultra-lightweight micro-services and custom Composer packages using modern PHP 8.3+. Taking full advantage of JIT (Just-In-Time) compilation, strict typed properties, Readonly classes, and Fibers for asynchronous I/O, we achieve raw execution speeds competitive with Go and Java.

Core Frameworks, Tools & Libraries:
PHP 8.3+ JIT Compiler Composer PHP-FIG (PSR-1/4/7/12/15) PHPStan (Level 9) Fibers Async I/O PCOV / PHPUnit OpenSSL

Architectural Highlights & Standards

  • Strict typing standards (declare(strict_types=1)) with 100% PHPStan Level 9 static analysis.
  • JIT compilation configured for CPU-bound computations, complex mathematics, and parsing.
  • Lightweight, framework-free micro-services complying with PSR-7 (HTTP Messages) and PSR-15 (Handlers).
  • Non-blocking asynchronous concurrency using native PHP Fibers and event loop runtimes.
  • Zero-dependency standalone Composer libraries designed for enterprise reusability across platforms.
Primary Enterprise Use Cases:
High-Frequency Financial Calculation Engines Custom Hardware / IoT Telemetry Parsers Reusable Enterprise SDKs & API Adapters Sub-Millisecond Webhook Ingestion Proxies
Production Pattern / Architecture Blueprint
<?php
declare(strict_types=1);

namespace Sibiri\Core\Engine;

readonly class TransactionPayload
{
    public function __construct(
        public string $transactionId,
        public float $amount,
        public string $currency,
        public \DateTimeImmutable $timestamp
    ) {}

    public function validate(): bool
    {
        return $this->amount > 0 && strlen($this->currency) === 3;
    }
}
#10
Production Stack

Tailwind CSS

Architectural Highlights & Standards

#11
Full-Stack JavaScript

MERN Stack Architecture

Reactive Full-Stack JavaScript with MongoDB, Express, React 19 & Node.js

Our MERN stack practice delivers dynamic, highly reactive web applications with seamless JSON data continuity across client and server. By combining MongoDB Atlas sharded clusters, modular Express/Node backends, and React 19 concurrent rendering, we construct interactive single-page applications engineered for enterprise user loads.

Core Frameworks, Tools & Libraries:
MongoDB Atlas Express.js React 19 Node.js 22 LTS Mongoose ODM Vite Redux Toolkit / Zustand Socket.io JWT Authentication

Architectural Highlights & Standards

  • Isomorphic TypeScript environment unifying data contracts across front-end and back-end.
  • Non-blocking, event-driven Node.js runtime capable of maintaining 25,000+ persistent connections.
  • Document-oriented MongoDB data modeling optimized with composite indexing and aggregation pipelines.
  • Optimistic UI state management with React 19 Actions and custom React hooks.
  • Automated CI/CD container pipelines with zero-downtime rolling deployments on AWS ECS / Kubernetes.
Primary Enterprise Use Cases:
Real-Time Collaborative Portals Enterprise Analytics & Dashboards Social & Community Platforms Dynamic Customer Self-Service Portals
Production Pattern / Architecture Blueprint
// Express.js High-Throughput Aggregation Pipeline
import express from 'express';
import { MetricsModel } from '../models/Metrics';

export const router = express.Router();

router.get('/analytics/summary', async (req, res, next) => {
  try {
    const data = await MetricsModel.aggregate([
      { $match: { tenantId: req.tenant.id, createdAt: { $gte: new Date(Date.now() - 86400000) } } },
      { $group: { _id: '$eventType', count: { $sum: 1 }, avgDuration: { $avg: '$durationMs' } } },
      { $sort: { count: -1 } }
    ]).hint({ tenantId: 1, createdAt: -1 });

    return res.json({ success: true, data });
  } catch (err) {
    next(err);
  }
});
#12
Production Stack

MySQL

Architectural Highlights & Standards

#13
Generative AI

LLM & Generative AI Solutions

GPT-4o, Claude 3.5, Llama 3, Local Model Fine-Tuning & Enterprise Prompt Pipelines

We architect production-grade Generative AI solutions leveraging leading frontier models (OpenAI GPT-4o, Anthropic Claude 3.5 Sonnet) as well as open-source private models (Llama 3, Mistral, DeepSeek). We implement structured output guarantees, guardrails against hallucinations, and token cost optimization.

Core Frameworks, Tools & Libraries:
OpenAI GPT-4o Claude 3.5 Sonnet Llama 3 70B DeepSeek HuggingFace Ollama vLLM Instructor Guardrails AI

Architectural Highlights & Standards

  • Structured JSON output validation enforcing Pydantic schemas on all LLM completions
  • Multi-tier prompt caching and fallback logic across OpenAI, Anthropic, and local LLMs
  • Private on-premise model hosting using vLLM for zero data leakage and GDPR compliance
  • Domain fine-tuning with LoRA / QLoRA adapters for specialized legal and healthcare tasks
  • AI Safety guardrails and semantic toxicity filters for enterprise brand protection
Primary Enterprise Use Cases:
Enterprise Knowledge Copilots Automated Document Extraction & Structuring Intelligent Contract Analysis AI Code Generation Assistants
Production Pattern / Architecture Blueprint
# Pydantic Structured Output Enforcement with Instructor
from pydantic import BaseModel, Field
import instructor
from openai import OpenAI

class EnterpriseContractSummary(BaseModel):
    client_name: str = Field(description="Party signing the contract")
    total_value_usd: float = Field(description="Total monetary value")
    sla_percentage: float = Field(description="Service level agreement guaranteed")

client = instructor.from_openai(OpenAI())
response = client.chat.completions.create(
    model="gpt-4o",
    response_model=EnterpriseContractSummary,
    messages=[{"role": "user", "content": raw_contract_text}]
)
#14
Enterprise Full-Stack

MEAN Stack Architecture

Type-Safe Enterprise JavaScript with MongoDB, Express, Angular 18+ & Node.js

For enterprise applications requiring strict architectural conventions, declarative reactive programming, and large development teams, we deploy the MEAN stack. Leveraging Angular 18+ Signals, RxJS observable streams, and modular Node.js architectures, we deliver structured software that stands up to multi-year enterprise lifecycles.

Core Frameworks, Tools & Libraries:
MongoDB Express.js Angular 18+ Node.js LTS RxJS NgRx Store TypeScript 5 Angular Material Jasmine / Karma

Architectural Highlights & Standards

  • Strict end-to-end TypeScript compilation enforcing compile-time type safety across tiers.
  • Reactive state management architecture utilizing Angular 18 Signals and RxJS streams.
  • Modular dependency injection (DI) patterns facilitating comprehensive unit test coverage.
  • High-speed Ahead-of-Time (AOT) template compilation with tree-shaking and lazy-loaded routing.
  • Robust form validation engines supporting complex multi-step enterprise workflows.
Primary Enterprise Use Cases:
Banking & Insurance Portals Clinical Healthcare Workflows Supply Chain Tracking Systems Enterprise Telecom Administration
Production Pattern / Architecture Blueprint
// Angular 18 Signal-Based Service with Reactive Stream
import { Injectable, signal, computed, inject } from '@angular/core';
import { HttpClient } from '@angular/common/http';

export interface TelemetryMetric { id: string; status: 'healthy' | 'critical'; latencyMs: number; }

@Injectable({ providedIn: 'root' })
export class SystemTelemetryService {
  private http = inject(HttpClient);
  private _metrics = signal<TelemetryMetric[]>([]);

  readonly metrics = this._metrics.asReadonly();
  readonly criticalCount = computed(() => this._metrics().filter(m => m.status === 'critical').length);

  fetchTelemetry(): void {
    this.http.get<TelemetryMetric[]>('/api/telemetry/nodes')
      .subscribe(data => this._metrics.set(data));
  }
}
#15
Production Stack

PostgreSQL

Architectural Highlights & Standards

#16
Async & AI Stacks

Python with Django & FastAPI

Asynchronous REST/GraphQL APIs, Data Pipelines & Rapid AI Microservice Integration

Our Python practice bridges modern web engineering with machine learning and computational workflows. We deploy Django 5 for batteries-included administrative platforms, and FastAPI for high-throughput asynchronous microservices, data ingestion engines, and low-latency AI inference gateways.

Core Frameworks, Tools & Libraries:
Python 3.12 Django 5 FastAPI Django REST Framework Celery Pydantic v2 SQLAlchemy Uvicorn ASGI PostgreSQL

Architectural Highlights & Standards

  • High-throughput ASGI asynchronous request processing with Uvicorn and Pydantic v2 validation.
  • Battle-tested Django ORM with declarative migrations, automated admin tooling, and connection pooling.
  • Distributed background task queuing and cron scheduling via Celery and Redis/RabbitMQ.
  • Native zero-copy serialization between Python AI libraries (PyTorch, Pandas) and API consumers.
  • Comprehensive OpenAPI / Swagger specification auto-generated from typed schema annotations.
Primary Enterprise Use Cases:
AI Model Inference Microservices Data Pipeline Ingestion & ETL High-Speed Financial Calculation APIs Enterprise Python Platforms
Production Pattern / Architecture Blueprint
# FastAPI Asynchronous Microservice Endpoint with Pydantic v2
from fastapi import FastAPI, BackgroundTasks, Depends, HTTPException
from pydantic import BaseModel, Field
import uvicorn

app = FastAPI(title="Sibiri Inference API", version="2.4.0")

class InferenceRequest(BaseModel):
    document_id: str
    query: str = Field(..., min_length=3)
    temperature: float = Field(default=0.2, ge=0.0, le=1.0)

@app.post("/api/v1/predict")
async def generate_prediction(req: InferenceRequest, bg: BackgroundTasks):
    # Asynchronous non-blocking AI pipeline
    bg.add_task(log_telemetry_async, req.document_id)
    result = await execute_rag_pipeline(req.document_id, req.query, req.temperature)
    return {"status": "success", "payload": result}
#17
RAG Architecture

RAG (Retrieval-Augmented Generation)

Vector Databases, Semantic Search & Enterprise Knowledge Grounding

Our RAG (Retrieval-Augmented Generation) systems connect LLMs to your company private databases, PDFs, ERP records, and internal wikis with zero hallucinations. We build hybrid vector + keyword search pipelines with contextual re-ranking and sub-second retrieval latency.

Core Frameworks, Tools & Libraries:
Qdrant Pinecone ChromaDB Milvus Cohere Rerank Unstructured.io Text-Embedding-3 BM25 Keyword Search

Architectural Highlights & Standards

  • Hybrid search architecture combining Dense Vector Embeddings with Sparse BM25 Keyword indexing
  • Two-stage retrieval pipeline: High-recall candidate search followed by Cohere Cross-Encoder re-ranking
  • Dynamic semantic chunking with document metadata enrichment and hierarchical parent-child indexing
  • Source attribution footnotes guaranteeing 100% auditable references in generated responses
  • Automated document ingestion ETL pipelines watching S3 buckets, Google Drive, and SharePoint
Primary Enterprise Use Cases:
Internal Enterprise Knowledge Search Customer Support Chatbots Grounded in Real Data Regulatory & Compliance Q&A Systems Technical Documentation Search
Production Pattern / Architecture Blueprint
# Two-Stage Hybrid Vector Search with Re-Ranking
from qdrant_client import QdrantClient
import cohere

qdrant = QdrantClient(url="https://vector.sibiri.internal")
co = cohere.Client("cohere-key")

async def retrieve_grounded_context(query: str):
    # Step 1: Hybrid Vector + Keyword Retrieval
    candidates = qdrant.query(collection_name="enterprise_docs", query_text=query, limit=25)
    
    # Step 2: Cross-Encoder Re-Ranking
    reranked = co.rerank(model="rerank-english-v3.0", query=query, documents=[c.payload["text"] for c in candidates], top_n=4)
    return [r.document.text for r in reranked.results]
#18
Production Stack

Redis

Architectural Highlights & Standards

#19
Enterprise Microservices

Java with Spring Boot

High-Throughput Distributed Microservices, Event Streaming & Fault-Tolerant Enterprise Systems

For mission-critical banking, telecom, and high-concurrency enterprise ecosystems, Sibiri Innovation relies on Java 21 LTS and Spring Boot 3.3. Leveraging Project Loom Virtual Threads, Apache Kafka event streams, and Spring Cloud, we build fault-tolerant microservices that process millions of transactions with strict ACID compliance.

Core Frameworks, Tools & Libraries:
Java 21 LTS Spring Boot 3.3 Spring Cloud Apache Kafka Hibernate / JPA PostgreSQL / Oracle Resilience4j Docker / K8s Gradle

Architectural Highlights & Standards

  • High-concurrency lightweight execution utilizing Java 21 Virtual Threads (Project Loom).
  • Distributed event-driven messaging and event sourcing powered by Apache Kafka topic partitions.
  • Enterprise resilience patterns: Circuit breaking, bulkhead isolation, and rate-limiting via Resilience4j.
  • Strict transactional atomicity (ACID) and distributed tracing with OpenTelemetry and Jaeger.
  • Container-native GraalVM Ahead-of-Time compilation for lightning-fast sub-second cold starts.
Primary Enterprise Use Cases:
Core Banking & Transaction Gateways Payment Settlement Engines High-Throughput Telecom Systems Enterprise Microservice Meshes
Production Pattern / Architecture Blueprint
// Spring Boot 3.3 Virtual Thread Enabled Service
package com.sibiri.enterprise.service;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.kafka.core.KafkaTemplate;
import io.github.resilience4j.circuitbreaker.annotation.CircuitBreaker;

@Service
public class EnterprisePaymentService {
    private final KafkaTemplate<String, Object> kafkaTemplate;

    public EnterprisePaymentService(KafkaTemplate<String, Object> kafkaTemplate) {
        this.kafkaTemplate = kafkaTemplate;
    }

    @Transactional
    @CircuitBreaker(name = "paymentGateway", fallbackMethod = "handleGatewayFallback")
    public PaymentReceipt processPayment(PaymentCommand cmd) {
        // High-throughput virtual-thread transaction
        kafkaTemplate.send("payment-events", cmd.transactionId(), cmd);
        return new PaymentReceipt(cmd.transactionId(), "PROCESSED");
    }
}
#20
AI Framework

LangChain Framework

Composable LLM Chains, Document Loaders & Tool Integrations

LangChain provides the foundational orchestration layer for chaining LLM calls with external data loaders, memory buffers, and tool calling interfaces. We implement production-ready LangChain pipelines with structured LCEL (LangChain Expression Language) for maximum modularity and testability.

Core Frameworks, Tools & Libraries:
LangChain v0.3 LangChain Core LangChain Community LCEL LangSmith Tracing Chroma Integration PyPDFLoader

Architectural Highlights & Standards

  • LangChain Expression Language (LCEL) composable pipeline chains with native async streaming
  • Memory management using ConversationSummaryBufferMemory for long-term user context retention
  • Custom tool definitions allowing LLMs to query internal SQL databases and invoke REST APIs safely
  • Integration with LangSmith for full tracing, latency monitoring, and token debugging across runs
  • Extensible document loader plugins parsing Excel, DOCX, PDF, and database rows automatically
Primary Enterprise Use Cases:
Multi-Step Document Summarization Custom SQL Database Query Agents Omnichannel Customer Support Workflows Automated Research Report Generators
Production Pattern / Architecture Blueprint
# Production LCEL Chain with Vector Retrieval & Streaming Output
from langchain_core.prompts import ChatPromptTemplate
from langchain_core.output_parsers import StrOutputParser
from langchain_core.runnables import RunnablePassthrough
from langchain_openai import ChatOpenAI

prompt = ChatPromptTemplate.from_template("""Answer based strictly on the context:
{context}
Question: {question}""")

rag_chain = (
    {"context": retriever | format_docs, "question": RunnablePassthrough()}
    | prompt
    | ChatOpenAI(model="gpt-4o", temperature=0.1)
    | StrOutputParser()
)
#21
Production Stack

AWS

Architectural Highlights & Standards

#22
Multi-Agent Graphs

LangGraph Cyclic AI State Machines

Stateful Multi-Agent Cyclic Graphs & Human-in-the-Loop Decisions

LangGraph is our standard architecture for building complex, multi-agent AI workflows that require loops, state persistence, conditional branching, and human approval checkpoints. Unlike simple linear chains, LangGraph allows autonomous agents to reflect, correct errors, and collaborate over shared state graphs.

Core Frameworks, Tools & Libraries:
LangGraph v0.2 LangChain Core StateGraph MemorySaver Checkpointer LangSmith Asyncio

Architectural Highlights & Standards

  • Cyclic graph execution allowing AI agents to self-critique, refine code, and loop until validation passes
  • Persistent state checkpoints with MemorySaver enabling pauses for Human-in-the-Loop (HITL) approval
  • Typed state dictionaries ensuring strict data contracts between cooperating specialized agents
  • Time-travel debugging and state replay for auditing complex multi-agent decision paths
  • Fault-tolerant rollback mechanisms preventing infinite loops with deterministic step limits
Primary Enterprise Use Cases:
Autonomous Code Review & Refactoring Multi-Agent Financial Risk Assessment Human-Approved Email / Content Generation Complex Multi-Step Workflow Automation
Production Pattern / Architecture Blueprint
# LangGraph Multi-Agent State Machine with Reflection Loop
from langgraph.graph import StateGraph, END
from typing import TypedDict, Annotated

class AgentState(TypedDict):
    task: str
    draft_code: str
    review_passed: bool
    iterations: int

builder = StateGraph(AgentState)
builder.add_node("developer", write_code_node)
builder.add_node("reviewer", review_code_node)
builder.add_edge("developer", "reviewer")

builder.add_conditional_edges(
    "reviewer",
    lambda s: END if s["review_passed"] or s["iterations"] >= 3 else "developer"
)
builder.set_entry_point("developer")
graph = builder.compile()
#23
Modern Web Framework

Next.js 15 & React Server Components

Enterprise React Architecture with Hybrid SSR, App Router & Edge Runtime Performance

Sibiri Innovation builds consumer-facing and corporate web flagships using Next.js 15 and the React Server Components (RSC) App Router. Combining server-side rendering (SSR), Incremental Static Regeneration (ISR), and edge caching, we deliver Google Lighthouse 95+ performance scores and instantaneous page loads worldwide.

Core Frameworks, Tools & Libraries:
Next.js 15 React 19 Turbopack React Server Components TypeScript 5 Tailwind / Vanilla CSS Edge Middleware Vercel / AWS Amplify

Architectural Highlights & Standards

  • Zero-bundle-size React Server Components executing directly on the server to minimize client payloads.
  • Incremental Static Regeneration (ISR) delivering sub-50ms static cache responses with live data.
  • Edge Middleware for geolocation routing, instantaneous auth checking, and dynamic A/B test assignment.
  • Built-in image, font, and script optimization pipelines reducing Largest Contentful Paint (LCP).
  • Full SEO structured data JSON-LD integration and dynamic OpenGraph image generation.
Primary Enterprise Use Cases:
Enterprise Corporate Flagships High-Conversion E-Commerce Stores SEO-Driven Content Platforms Modern SaaS Marketing Portals
Production Pattern / Architecture Blueprint
// Next.js 15 App Router: Server Component with Streaming Suspense
import { Suspense } from 'react';
import { ArchitectureBlueprintList } from '@/components/blueprints';
import { SkeletonLoader } from '@/components/ui';

export const revalidate = 1800; // Revalidate cache every 30 minutes

export default async function ArchitectureHubPage() {
  return (
    <main className="container mx-auto px-6 py-12">
      <header className="mb-8">
        <h1 className="text-4xl font-bold tracking-tight">Production Blueprints</h1>
        <p className="text-gray-400">Verified engineering architectures deployed in enterprise production.</p>
      </header>
      <Suspense fallback={<SkeletonLoader count={6} />}>
        <ArchitectureBlueprintList />
      </Suspense>
    </main>
  );
}
#24
Production Stack

Docker

Architectural Highlights & Standards

#25
Agentic AI Fleet

Agentic AI & Autonomous Systems

Autonomous Task Execution, Tool Calling & Collaborative AI Fleets

Agentic AI represents the highest tier of intelligent systems: autonomous AI agents that reason, plan sub-tasks, execute tools (API calls, shell commands, database queries), observe feedback, and self-heal errors until the objective is achieved. We build specialized multi-agent fleets with CrewAI and AutoGen.

Core Frameworks, Tools & Libraries:
CrewAI AutoGen ReAct Pattern Tool Calling APIs Vector Long-Term Memory Docker Sandboxes LangGraph

Architectural Highlights & Standards

  • ReAct (Reasoning + Acting) loop execution with real-time tool inspection and output observation
  • Role-based multi-agent collaboration (Researcher Agent, Architect Agent, QA Engineer Agent, Writer Agent)
  • Secure sandbox container execution ensuring zero unauthorized host commands or security breaches
  • Hierarchical multi-agent delegation with supervisor manager agents enforcing quality thresholds
  • Long-term episodic and semantic memory across agent sessions using vector databases
Primary Enterprise Use Cases:
Autonomous Code Generation & Bug Fixing Automated Competitive Market Intelligence Self-Driving IT Support & Incident Remediation Automated Regulatory Audit & Report Drafting
Production Pattern / Architecture Blueprint
# CrewAI Multi-Agent Task Orchestration
from crewai import Agent, Task, Crew, Process

architect = Agent(
    role="Enterprise Software Architect",
    goal="Design scalable cloud architectures for incoming client requirements",
    backstory="Senior software architect with 15+ years in high-concurrency cloud systems",
    tools=[cloud_pricing_tool, benchmark_tool],
    verbose=True
)

qa_engineer = Agent(
    role="Security & Resilience Auditor",
    goal="Audit architecture designs against OWASP top 10 and cloud resilience standards",
    backstory="Strict cybersecurity auditor focused on zero-trust and data privacy",
    verbose=True
)

crew = Crew(
    agents=[architect, qa_engineer],
    tasks=[design_task, audit_task],
    process=Process.sequential
)
result = crew.kickoff()
#26
Enterprise Node.js

NestJS Enterprise Architecture

Scalable, Modular Node.js Microservices Engineered with Strict Dependency Injection

When organizations need the speed and ecosystem of Node.js combined with the architectural discipline of enterprise Java/Angular, we build on NestJS. Utilizing TypeScript, decorators, dependency injection, and native microservice transports, we engineer clean backends that easily scale across multiple engineering squads.

Core Frameworks, Tools & Libraries:
NestJS TypeScript 5 Prisma ORM / TypeORM GraphQL (Code-First) Redis Kafka Microservices Swagger / OpenAPI Jest / Supertest

Architectural Highlights & Standards

  • Strict modular architecture separating domain concerns into reusable Modules, Services, and Controllers.
  • Multi-protocol microservice support: gRPC, Apache Kafka, RabbitMQ, and Redis Pub/Sub out of the box.
  • Code-first GraphQL and automated OpenAPI (Swagger) documentation generated directly from TypeScript classes.
  • Comprehensive interception layer for unified exception handling, audit logging, and JWT guards.
  • Native asynchronous pipeline integration with RxJS operators and WebSocket gateways.
Primary Enterprise Use Cases:
Multi-Team Microservice Backends Real-Time IoT Telemetry Processors Code-First GraphQL API Gateways B2B Fintech & Lending Platforms
Production Pattern / Architecture Blueprint
// NestJS Modular Controller with Dependency Injection & DTO Validation
import { Controller, Post, Body, UseGuards, UsePipes, ValidationPipe } from '@nestjs/common';
import { JwtAuthGuard } from '../auth/jwt.guard';
import { CreateTelemetryDto } from './dto/telemetry.dto';
import { TelemetryService } from './telemetry.service';

@Controller('v1/telemetry')
@UseGuards(JwtAuthGuard)
export class TelemetryController {
  constructor(private readonly telemetryService: TelemetryService) {}

  @Post('ingest')
  @UsePipes(new ValidationPipe({ whitelist: true, transform: true }))
  async ingest(@Body() dto: CreateTelemetryDto) {
    return this.telemetryService.processMetricBatch(dto);
  }
}
#27
Production Stack

GitHub Actions

Architectural Highlights & Standards

#28
Deep Learning & ML

AI & Applied Machine Learning

Predictive Analytics, Computer Vision, Deep Learning & Enterprise Data Pipelines

Sibiri Innovation designs and deploys custom machine learning models tailored to operational business challenges. From convolutional computer vision networks to time-series predictive algorithms and natural language processing pipelines, our data science teams convert raw enterprise data into automated intelligence.

Core Frameworks, Tools & Libraries:
PyTorch TensorFlow Scikit-learn OpenCV Hugging Face MLflow ONNX Runtime CUDA / GPU Clusters Pandas / NumPy

Architectural Highlights & Standards

  • End-to-end MLOps lifecycle tracking with MLflow for experiment reproducibility and model versioning.
  • Sub-15ms inference latency achieved via ONNX Runtime quantization and TensorRT GPU acceleration.
  • Custom computer vision pipelines for automated defect classification, OCR, and facial recognition.
  • Predictive time-series algorithms for inventory forecasting, customer churn prediction, and anomaly detection.
  • Automated model drift monitoring triggering retraining pipelines when real-world distributions shift.
Primary Enterprise Use Cases:
Automated Document OCR & Field Extraction Visual Quality Assurance in Manufacturing Financial Fraud Detection Engines Dynamic Demand & Pricing Forecasting
Production Pattern / Architecture Blueprint
# PyTorch Inference Pipeline with ONNX Runtime Acceleration
import onnxruntime as ort
import numpy as np

class OptimizedInferenceEngine:
    def __init__(self, model_path: str):
        self.session = ort.InferenceSession(
            model_path, 
            providers=['CUDAExecutionProvider', 'CPUExecutionProvider']
        )
        self.input_name = self.session.get_inputs()[0].name

    def predict(self, feature_vector: np.ndarray) -> dict:
        inputs = {self.input_name: feature_vector.astype(np.float32)}
        raw_outputs = self.session.run(None, inputs)
        probabilities = np.exp(raw_outputs[0]) / np.sum(np.exp(raw_outputs[0]))
        return {'predicted_class': int(np.argmax(probabilities)), 'confidence': float(np.max(probabilities))}
#29
Agentic AI Architecture

Agentic AI, RAG & LangGraph Systems

Autonomous Multi-Agent Fleets, Cyclic State Machines, Qdrant Vector Search & Enterprise LLMs

We engineer the vanguard of enterprise AI: moving beyond simple chatbots into autonomous, multi-agent systems and verifiable Retrieval-Augmented Generation (RAG). Utilizing LangChain, LangGraph state machines, Qdrant vector databases, and models like GPT-4o and Claude 3.5 Sonnet, our systems reason, execute multi-step workflows, verify facts against company documentation, and run autonomous business operations.

Core Frameworks, Tools & Libraries:
LangGraph LangChain RAG Pipelines Qdrant Vector DB Pinecone GPT-4o / Claude 3.5 Sonnet CrewAI Llama 3 / Ollama Embeddings

Architectural Highlights & Standards

  • Stateful, cyclical multi-agent workflows using LangGraph with conditional routing and checkpoints.
  • Hybrid dense + sparse vector search in Qdrant with reciprocal rank fusion (RRF) preventing hallucinations.
  • Autonomous tool-calling agents with strict sandbox security and human-in-the-loop approval gates.
  • Context-window token management with persistent episodic memory and semantic caching.
  • Self-correcting code generation and document analysis loops with automated validation steps.
Primary Enterprise Use Cases:
Autonomous Code Generation & Test Writing Audit-Proof Enterprise Document Intelligence Customer Support Multi-Tier AI Agents Automated Market Research & Financial Synthesis
Production Pattern / Architecture Blueprint
# LangGraph Multi-Agent Cyclic State Machine
from langgraph.graph import StateGraph, END
from typing import TypedDict, Annotated
import operator

class AgentWorkflowState(TypedDict):
    query: str
    retrieved_docs: list[str]
    draft_response: str
    critique: str
    iteration: int

def retrieve_node(state: AgentWorkflowState):
    docs = qdrant_hybrid_search(state['query'], top_k=5)
    return {'retrieved_docs': docs}

def generate_node(state: AgentWorkflowState):
    draft = llm_synthesize(state['query'], state['retrieved_docs'])
    return {'draft_response': draft, 'iteration': state.get('iteration', 0) + 1}

def critique_node(state: AgentWorkflowState):
    verdict = llm_verify_facts(state['draft_response'], state['retrieved_docs'])
    return {'critique': verdict}

workflow = StateGraph(AgentWorkflowState)
workflow.add_node('retrieve', retrieve_node)
workflow.add_node('generate', generate_node)
workflow.add_node('critique', critique_node)
workflow.set_entry_point('retrieve')
workflow.add_edge('retrieve', 'generate')
workflow.add_edge('generate', 'critique')
workflow.add_conditional_edges('critique', lambda s: END if s['critique'] == 'PASS' or s['iteration'] > 3 else 'generate')
agent_app = workflow.compile()
#30
Relational Database

MariaDB & High-Performance Relational Databases

High-Availability Galera Clusters, ACID Storage Engines & Sub-Millisecond Query Optimization

MariaDB and MySQL form the high-availability relational foundation of our enterprise business solutions. We architect multi-master Galera Clusters, master-slave read replicas with ProxySQL, automated point-in-time recovery, and optimized schema partitioning to ensure zero data loss and sub-2ms query response times under high-concurrency loads.

Core Frameworks, Tools & Libraries:
MariaDB 11 Galera Cluster InnoDB Storage Engine ColumnStore OLAP ProxySQL MaxScale MySQL 8 Redis Caching Layer

Architectural Highlights & Standards

  • Synchronous multi-master replication across nodes using MariaDB Galera Cluster for zero data loss.
  • Intelligent read-write splitting and connection pooling via ProxySQL, multiplying database throughput.
  • Hybrid transactional (OLTP) and analytical (OLAP) processing using ColumnStore columnar storage.
  • Advanced B-Tree, hash, and composite indexing strategies reducing 99th-percentile query times below 2ms.
  • Automated physical hot backups (Mariabackup) with automated integrity verification.
Primary Enterprise Use Cases:
Mission-Critical Financial Ledgers High-Concurrency ERP Transaction Backbones E-Commerce Inventory & Order Engines Multi-Tenant SaaS Data Repositories
Production Pattern / Architecture Blueprint
-- MariaDB High-Performance Partitioned Table Schema
CREATE TABLE enterprise_ledger_transactions (
    transaction_id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
    tenant_id INT UNSIGNED NOT NULL,
    account_number VARCHAR(34) NOT NULL,
    amount DECIMAL(18, 4) NOT NULL,
    currency CHAR(3) NOT NULL,
    status ENUM('PENDING', 'SETTLED', 'FAILED') NOT NULL DEFAULT 'PENDING',
    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (transaction_id, created_at),
    KEY idx_tenant_status (tenant_id, status),
    KEY idx_account_date (account_number, created_at)
) ENGINE=InnoDB ROW_FORMAT=COMPRESSED
PARTITION BY RANGE (UNIX_TIMESTAMP(created_at)) (
    PARTITION p_2026_q1 VALUES LESS THAN (UNIX_TIMESTAMP('2026-04-01 00:00:00')),
    PARTITION p_2026_q2 VALUES LESS THAN (UNIX_TIMESTAMP('2026-07-01 00:00:00')),
    PARTITION p_2026_q3 VALUES LESS THAN (UNIX_TIMESTAMP('2026-10-01 00:00:00')),
    PARTITION p_future  VALUES LESS THAN MAXVALUE
);
#31
Cloud Infrastructure

DevOps & Cloud Infrastructure

Zero-Downtime CI/CD Pipelines, Kubernetes Orchestration & Infrastructure as Code

Our Cloud & DevOps engineering practice guarantees continuous integration, automated testing, and zero-downtime rolling deployments. We manage production Kubernetes clusters, Docker container registries, Terraform infrastructure-as-code, and Prometheus/Grafana observability suites across AWS, GCP, and bare-metal environments.

Core Frameworks, Tools & Libraries:
Kubernetes (K8s) Docker AWS (EKS, RDS, S3) Terraform GitHub Actions Prometheus & Grafana ArgoCD (GitOps) Nginx / Traefik

Architectural Highlights & Standards

  • Declarative Infrastructure as Code (IaC) with Terraform for automated multi-region provisioning.
  • Zero-downtime canary and blue-green deployments orchestrated via ArgoCD GitOps pipelines.
  • Production Kubernetes clusters configured with Horizontal Pod Autoscalers (HPA) and node auto-scaling.
  • End-to-end observability stack with Prometheus metrics, Grafana dashboards, and automated alert routing.
  • Zero-Trust network security with mTLS service mesh, secret rotation, and CIS benchmark hardening.
Primary Enterprise Use Cases:
Zero-Downtime Microservice Hosting Automated Multi-Stage CI/CD Pipelines Disaster Recovery & High-Availability Clusters Cloud Migration & Cost Optimization
Production Pattern / Architecture Blueprint
# Kubernetes Production Deployment with Rolling Updates & Health Checks
apiVersion: apps/v1
kind: Deployment
metadata:
  name: sibiri-core-api
  namespace: production
spec:
  replicas: 5
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 0
  template:
    spec:
      containers:
      - name: api
        image: 123456789.dkr.ecr.us-east-1.amazonaws.com/sibiri-api:v2.4.1
        ports:
        - containerPort: 8000
        resources:
          limits: { cpu: '1000m', memory: '1024Mi' }
          requests: { cpu: '250m', memory: '256Mi' }
        readinessProbe:
          httpGet: { path: /health/ready, port: 8000 }
          initialDelaySeconds: 5
          periodSeconds: 10
Technical Architecture Guide

Enterprise Architecture Decision Matrix

A transparent comparison of concurrency models, data layers, and best-fit business use cases across our production technology stacks.

Technology Stack Primary Focus Concurrency Model Database & Data Layer Ideal Project Type
Open Source Wikis Knowledge Governance & SOPs Decoupled Git Sync & Node.js PostgreSQL / SQLite / Vector Search Internal runbooks, API documentation, compliance portals
Enterprise WordPress Headless Publishing & VIP Media Decoupled ISR via Next.js MariaDB + Redis Persistent Cache High-traffic editorial sites, corporate flagships, marketing hubs
PHP with Laravel 11 Enterprise SaaS & ERP Platforms Multi-Process with Octane & Redis MySQL / PostgreSQL / Eloquent ORM Complex business workflows, ERPs, accounting ledgers, B2B SaaS
Modern Core PHP 8.3 High-Throughput Micro-Engines JIT Compiler + Native Fibers Async Raw PDO / Specialized In-Memory Payment gateways, telemetry parsers, standalone Composer SDKs
MERN Stack Real-Time SPAs & Interactive Web Async Single-Threaded Event Loop MongoDB Atlas (NoSQL Document Store) Real-time collaboration, dashboards, customer self-service
MEAN Stack Type-Safe Enterprise Workflows Angular 18 Signals + Express MongoDB / Enterprise Data Stores Banking portals, clinical healthcare workflows, telecom consoles
Next.js 15 & RSC Hybrid SSR & Edge Flagships Edge Runtime + React Server Components REST / GraphQL / Edge Caching High-conversion e-commerce, global marketing platforms
NestJS Enterprise Modular TypeScript Microservices Event-Driven + Dependency Injection Prisma / TypeORM / Kafka / Redis Fintech platforms, IoT backends, code-first GraphQL meshes
Python Django & FastAPI Async APIs & AI Microservices ASGI Async / Distributed Celery PostgreSQL / SQLAlchemy / Vector DBs AI model serving endpoints, data engineering, fast REST APIs
Java with Spring Boot High-Throughput Distributed Systems Multi-Threaded JVM + Virtual Threads PostgreSQL / Oracle / Kafka / JPA Core banking engines, transaction gateways, telecom backbones
AI & Machine Learning Predictive Analytics & Vision GPU Tensor Pipelines & ONNX Feature Stores & S3 Lakehouses Automated OCR, fraud detection, predictive maintenance, demand forecast
Agentic AI & LangGraph Autonomous Workflows & RAG Stateful Cyclical Graphs & Checkpoints Qdrant Vector DB + Context Windows Autonomous multi-agent research, audit-proof document search
MariaDB Galera Clusters Zero-Data-Loss ACID Transactions Multi-Master Synchronous Replication InnoDB Storage Engine + ColumnStore Mission-critical financial ledgers, transactional databases
DevOps & Cloud (K8s) Zero-Downtime Infrastructure Container Orchestration & Auto-Scaling Managed Cloud DBs / Redis Clusters High-availability production clusters, GitOps, CI/CD pipelines
Architectural Consultation

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Official Corporate Identity Govt of India MSME

SIBIRI INNOVATION (OPC) PVT LTD

Corporate CIN: U62013WB2024OPC274112
Operations Start: Since October 2024
Registered Corporate Office (New Address)
1/46, Poddar Nagar, Kolkata 700068, West Bengal, India
Official Notice: Address Change Update
Please note that our corporate registered address has been officially relocated from our previous office (224A, ACHJAGADISH BOSE RD, Room 108, Circus Avenue, Kolkata 700017) to our permanent headquarters at 1/46, Poddar Nagar, Kolkata 700068.

Direct Communications

Direct Phone Line
+91 89028 66425
Working Hours Open All 7 Days
Monday - Sunday: 9:00 AM - 9:00 PM IST
Registered Office Location

Visit SIBIRI INNOVATION Headquarters

1/46, Poddar Nagar, Kolkata 700068, West Bengal, India (Near South City & Prince Anwar Shah Rd)

SIBIRI INNOVATION HQ
1/46, Poddar Nagar, Kolkata 700068
Geo: 22.5020° N, 88.3615° E
Nearby Metro: Rabindra Sarobar / Mahanayak Uttam Kumar (Tollygunge) Metro Stations
Key Landmark: Minutes from Prince Anwar Shah Road & South City Mall Kolkata
Ask Sibiri Shiksha