Software Engineer @ C-DAC | Building scalable microservices & AI-powered systems

• 🎓 B.Tech in Computer Science from IIIT Delhi (Minor in Entrepreneurship)
• 💼 Currently building 7-microservice healthcare based e-governance platform at C-DAC for 10K+ concurrent users
• 🤖 Architected AI-powered RAG chatbot using Llama 3.1, PostgreSQL pgvector, and LangChain4j
• ⚡ Optimized API performance by 45% through profiling, query optimization, and Redis caching
• 📫 Reach me: sumeetmehra2004@gmail.com | LinkedIn

• 🏗️ Microservices Architecture at C-DAC: Auth, Authorization, Admin, AI Chatbot, API Gateway, Config Server, Service Discovery
• 🤖 RAG Chatbot: End-to-end document ingestion pipeline processing 100+ PDFs into semantic embeddings
• ⚡ Performance Optimization: PostgreSQL query tuning, Redis caching (80% hit rate), JProfiler profiling
• 🔐 Security: JWT authentication, Redis session management, BCrypt encryption, OWASP XSS prevention
• 📊 Event-Driven Architecture: Kafka with 3 partitioned topics, 2 consumer groups, 100K+ events
• ✅ High Test Coverage: 85% coverage using JUnit, MockMvc, TestContainers

• ☁️ AWS Solutions Architect certification
• ⚛️ Next.js & modern frontend development
• 🏗️ Advanced system design patterns
• 🤝 Open source contribution workflows

const sumeet = {
    role: "Software Engineer @ C-DAC",
    education: "IIIT Delhi (B.Tech CS)",
    location: "India",

    currentFocus: [
        "Microservices Architecture",
        "AI/RAG Systems",
        "Performance Optimization"
    ],

    techStack: {
        backend: ["Spring Boot", "Node.js", "Microservices"],
        databases: ["PostgreSQL", "Redis", "MongoDB"],
        ai: ["LangChain4j", "Llama 3.1", "RAG", "pgvector"],
        devops: ["Docker", "Kafka", "AWS", "CI/CD"],
        testing: ["JUnit", "JMeter", "TestContainers"]
    },

    achievements: [
        "45% API performance improvement (800ms → 440ms)",
        "80% Redis cache hit rate on 50K+ records",
        "85% test coverage with comprehensive testing suite",
        "100K+ Kafka events processed with zero data loss"
    ],
    
};

Software Developer | Jul 2025 - Present

• Architected 7-microservice e-governance platform for 10K+ concurrent users
• Built AI-powered RAG chatbot with <3s response latency using Llama 3.1 & PostgreSQL pgvector
• Optimized performance by 45% through profiling, query optimization, and caching
• Implemented event-driven architecture with Kafka processing 100K+ events
• Achieved 85% test coverage with JUnit, MockMvc, TestContainers

Intern, Economic Modelling Vertical | May 2023 - Jul 2023

• Developed full-stack data platform (Django + React) with 20+ Plotly visualizations
• Automated economic indicator processing, eliminating 30+ hours weekly
• Built web scraping system with 95% success rate across government portals

Tech: Spring Boot, LangChain4j, Llama 3.1, PostgreSQL pgvector, Redis

• End-to-end document ingestion pipeline processing 100+ PDF guidelines
• Semantic embeddings with context-aware filtering & multi-tenant data isolation
• <3s response latency with intelligent caching strategies
• Production deployment for government research platform

Tech: Django, React, Plotly, Selenium, PostgreSQL

• Full-stack analytics platform processing 15+ economic indicators
• Automated ETL pipelines with 99.2% uptime
• 20+ interactive visualizations for policy analysis
• Reduced manual data processing by 30+ hours/week

Tech: Java, LibGDX, JUnit

• Multiplayer game with OOP design patterns (Factory, Singleton, Observer)
• Collision detection algorithms & state persistence
• Comprehensive JUnit test suite with 85% code coverage