I architect and ship scalable, production-grade systems at scale. Specializing in full-stack development, AI-powered retrieval systems, cloud-native infrastructure, and backend engineering that powers real products.

Full-stack engineer with expertise in MERN stack, FastAPI, Redis, AWS, and AI systems. I design and build high-performance, production-grade applications with emphasis on scalability, system design, and engineering excellence.

My focus areas include cloud-native architecture, retrieval-augmented generation (RAG) systems, distributed systems design, and backend infrastructure. I combine rigorous software engineering practices with AI-driven innovation to solve complex problems and deliver measurable impact.

Frontend

Backend

Databases & Caching

AI & ML Systems

Cloud & DevOps

Developer Tools

Mobile Development

Impact: Enterprise-scale document retrieval system enabling sub-second latency question answering with 95%+ accuracy across multi-million document corpus.

Engineering Highlights:

• Dual-LLM Pipeline Architecture: Dual language model inference layer for response quality optimization
• Advanced Reranking: Integrated FlashRank reranking for precision retrieval accuracy
• High-Performance Caching: Redis-backed caching layer reducing query latency by 70%
• Modular Pipeline Design: Fully decoupled ingestion, retrieval, and generation stages enabling independent scaling
• Production-Ready Streaming: Server-Sent Events (SSE) implementation for real-time response streaming

Tech Stack: FastAPI • React • Pinecone Vector DB • MongoDB • Redis • PyMuPDF • RapidOCR • Groq LLMs (Llama 70B & 8B) • FlashRank

Workflow: Upload → Extract → Chunk → Embed → Retrieve → Rerank → Generate → Stream → Store

Repository: github.com/raviteja4880/RAG

Impact: Full-stack e-commerce platform demonstrating production-grade multi-role architecture, real-time order workflows, and scalable backend infrastructure.

Engineering Highlights:

• Multi-Role Architecture: Role-based access control with separate dashboards for customers, vendors, and admins
• JWT Authentication: Secure token-based authentication with refresh token rotation
• Real-Time Order Management: Redis-optimized order state management with event-driven updates
• Payment Integration: Stripe-based payment processing with webhook handling
• Email Notifications: Transactional email system for order updates and alerts
• Scalable Database Design: MongoDB schema optimization for high-throughput e-commerce operations

Tech Stack: MongoDB • Express • React • Node.js • Redis • Stripe API

Live Demo: mystorx.netlify.app
Repository: github.com/raviteja4880/E-commers

Impact: Mission-critical safety application enabling real-time emergency response with deterministic GPS tracking and automated alert distribution.

Engineering Highlights:

• Deterministic SOS Detection: Multi-sensor shake detection algorithm triggering alerts within milliseconds
• Real-Time Location Tracking: Fused location provider with high-accuracy GPS coordinates pushed to Firestore
• Automated Alert System: Parallel SMS and push notification delivery to emergency contacts via SmsManager
• Clean Architecture: MVVM pattern with LiveData, ViewModel, and Navigation Components for maintainability
• Geolocation Services: Custom geocoding implementation for human-readable address generation
• Background Operations: Robust background service handling ensuring reliability during low-battery scenarios

Tech Stack: Java (Android) • Firebase Firestore • Google Maps SDK • Android Sensors • Fused Location Provider

Architecture Highlights: Clean Architecture with MVVM, LiveData, and reactive data flow

Repository: github.com/raviteja4880/Emergency-SOS

I'm open to opportunities in full-stack engineering, backend systems, and AI-powered product development. Let's discuss scalable architecture, system design, and building products that matter.