Full-Stack Developer specializing in Node.js/Express.js, distributed systems, and AI-powered application development. I build scalable production systems — from enterprise WMS platforms to RAG pipelines and real-time WebSocket applications.

• 🔭 Currently exploring opportunities in Fullstack Development ,Backend Development and GenAI Integration
• 💼 Experience building enterprise-grade applications processing $10M+ monthly operations
• 🌱 Passionate about distributed systems, LLM integration, and real-time architectures
• 📫 Reach me at: [email protected]
• 🌐 Portfolio: praveen-portfolio-dev.vercel.app
• 📍 Based in India

Languages

Frontend

Backend & APIs

Databases & ORM

AI & GenAI

Tools & DevOps

July 2025 – January 2026

• Engineered enterprise-scale multi-warehouse WMS for Fortune 50 telecom client
• Built RESTful search APIs with real-time filters for driver/load matching
• Developed SKU damage tracking system with automated penalty calculations
• Created warehouse & labor forecasting service using historical throughput analysis

January 2025 – June 2025

• Architected centralized job scheduling system migrating cron jobs to BullMQ/Redis
• Implemented retry logic, job monitoring, and failure handling APIs
• Collaborated in Agile/Scrum environment using Jira and Confluence
• Participated in code reviews and technical documentation

React · Node.js · TypeScript · PostgreSQL · Prisma · Socket.io · Turf.js · Leaflet

Full-stack multi-tenant SaaS platform for end-to-end drone mission management:

• 🗺️ Geospatial waypoint engine supporting Crosshatch, Perimeter & Grid survey patterns
• 📡 Real-time mission monitoring via WebSockets pushing live telemetry every 2 seconds
• 🎯 Server-side TelemetrySimulator with realistic battery drain and auto-generated reports
• 🔒 Zero cross-tenant data leakage with JWT-based multi-tenancy enforcement

React · Node.js · Supabase · Pinecone · Google Gemini · LangChain · SSE

AI-powered RAG knowledge platform for organizations:

• 🤖 LLM integration with streaming Google Gemini responses over Server-Sent Events
• 📚 Document ingestion pipeline: PDF → LangChain chunks → Pinecone vector embeddings
• ⚡ Decision Supremacy system — saved Decisions override older documents in AI prompts
• 🔐 Company + role RBAC enforced at every layer (Supabase JWT, Postgres filters, Pinecone namespaces)

Bachelor of Engineering in Computer Science
Panjab University, Punjab
2021 - 2025

• 💼 LinkedIn: linkedin.com/in/praveen790
• 📧 Email: [email protected]
• 🌐 Portfolio: praveen-portfolio-dev.vercel.app

💡 Open to collaboration on backend systems, distributed architectures, RAG pipelines, and real-time applications!