• 🚀 Backend Developer & Open Source Contributor
• 🌱 Currently learning Advanced System Design, Distributed Systems & Cloud Architecture
• 🧠 Passionate about Scalable Backend Systems, Event-Driven Architecture & Real-Time Applications
• 💻 Building backend systems using Go, Spring Boot, Python & FastAPI
• 🔥 Google Summer of Code 2026 contributor with Checkstyle
• ⚙️ Experienced with Kafka, PostgreSQL, Redis, WebSockets & REST APIs
• 📊 Working with OpenTelemetry, Jaeger, Prometheus & Grafana
• ☁️ Building and deploying systems using Docker, AWS, Linux & Nginx
• 🤝 Open to collaboration on backend, distributed systems & open-source projects
• 📫 Reach me at: monuchaudharypoonia@gmail.com

Contributed to the Checkstyle-OpenRewrite-Recipes project through Google Summer of Code 2026.

• Developed and improved OpenRewrite recipes
• Automated Java code refactoring and modernization
• Worked on migration workflows for Checkstyle configurations
• Contributed to testing, documentation and CI workflows
• Worked with open-source Java tooling and code-quality automation

• Automated Java source-code transformations
• Recipe development and testing
• Code modernization and migration workflows

Distributed AI-powered interview platform designed around scalable backend architecture and asynchronous processing.

Highlights:

• High-concurrency Go API Gateway
• Python/FastAPI AI Engine
• Event-driven architecture using Kafka
• PostgreSQL Logical Decoding + Debezium
• Transactional Outbox for reliable event publishing
• Redis Pub/Sub for multi-node WebSocket communication
• Real-time LLM token streaming
• RAG evaluation using Qdrant + FastEmbed
• Kafka retry and Dead Letter Queue (DLQ)
• Circuit breakers and distributed rate limiting
• End-to-end observability with OpenTelemetry + Jaeger
• Metrics and monitoring using Prometheus + Grafana
• Containerized using Docker

Tech Stack:

Go Python FastAPI Kafka PostgreSQL Redis Qdrant FastEmbed OpenTelemetry Jaeger Prometheus Docker

🔗 Live Project
🔗 GitHub Repository

Collaborative backend platform providing workspaces, real-time communication, voice/video rooms and secure file sharing.

Highlights:

• Workspace and community management
• Real-time chat using WebSockets
• Voice/video communication using WebRTC + Janus Gateway
• JWT-based authentication and OTP verification
• Role-Based Access Control using Spring Security
• Distributed rate limiting using Bucket4j + Redis
• Redis caching, presence tracking and distributed coordination
• Secure file storage using AWS S3
• REST APIs using Spring Data JPA + Hibernate
• PostgreSQL persistence and spatial data support
• Global exception handling and layered service architecture
• Distributed locking using Redisson

Tech Stack:

Spring Boot Java PostgreSQL Redis WebSockets WebRTC Janus AWS S3 Spring Security JWT

🔗 Live Project
🔗 GitHub Repository

• Distributed Systems
• Advanced System Design
• Event-Driven Architecture
• Kafka & Stream Processing
• Cloud Infrastructure
• Backend Performance Optimization
• Observability & Production Monitoring
• Go for High-Concurrency Backend Systems

• 🧠 LeetCode
• 🏅 CodeChef — 2★
• ⚡ Codeforces — Max Rating: 1114
• 💻 Solving Data Structures & Algorithms problems consistently

“Build scalable systems. Write clean code. Contribute to something bigger than yourself.”

• Backend systems should be reliable, scalable & testable
• Distributed systems require careful design and observability
• Open source sharpens engineering and problem-solving skills
• Continuous learning > comfort zone
• Good architecture should make systems easier to scale and maintain
• Curiosity drives mastery

“First, solve the problem. Then, write the code.”

🚀 Let's connect, collaborate, and build impactful systems together.