GitHub App that automatically reviews pull requests using AI. Triggers on PR open, new commits, or a /review comment - fetches the diff, sends it to an LLM via OpenRouter and LangChain4j, and posts a structured review (score, severity, bug/security/performance counts) directly on the PR. Includes smart deduplication, auto-labeling, and a paginated review history REST API.

Real-time chat platform with public rooms and direct messaging. WebSocket messaging with Redis pub/sub for multi-instance sync, AES-256-GCM encryption, typing indicators, reactions, and cursor-based pagination. Deployed on AWS via Docker.

Lightweight Functions-as-a-Service platform for creating and executing code snippets via a GraphQL API. Gateway service queues jobs to Redis; Worker service picks them up and runs code in isolated Docker containers. Supports Python and Node.js with a GraphQL playground included.

Backend services & REST APIs in Go and Node.js, frontend features in Next.js. PostgreSQL schema design, third-party API integration, and feature delivery in an Agile team.

Production bus-booking platform - 4 Go microservices communicating over gRPC, PostgreSQL per service, Redis caching, NATS JetStream for async event delivery, pessimistic locking for seat consistency, JWT auth, and Dockerized deployment behind NGINX.

Multi-tenant SaaS template with isolated tenant data - Go, PostgreSQL, gRPC, Redis. Temple Management System with JWT auth, role management, and containerized deployment.

Reusable Angular components; reduced UI inconsistencies by ~30% through CSS standardization.