Himanshu Raj
Education
Chandigarh University
Gharuan, PunjabBachelor of Engineering in Computer Science [2023 — 2027]
CGPA: 8.30College of Commerce, Arts & Science
Patna, BiharIntermediate (BSEB) [2022]
Percentage: 83%Technical Skills
Languages: C/C++, Java, JavaScript, TypeScript, Python, SQL
Frontend: React, React Native, HTML, CSS, Tailwind, Material Design
Backend: Node.js, Express.js, FastAPI, Prisma, Flask
Tools & Technologies: Docker, Git, GitHub Actions, WebRTC, Matrix Protocol, Firebase, MongoDB, Nginx, JWT
Libraries: scikit-learn, pandas, NumPy, matplotlib, seaborn
Projects
July 2026 — Present
- Built recommendation pipeline using pandas and scikit-learn to mine historical interaction data, uncovering latent user-taste patterns.
- Designed FastAPI and PostgreSQL backend with Redis caching to serve ML-driven recommendations in real time, cutting response latency by 86%.
- Connected pipeline to React front-end, delivering personalized recommendations through a real-time, consumer-facing interface.
July 2025 — Dec 2025
- Architected peer-to-peer video conferencing platform with WebRTC mesh topology, supporting 6 concurrent participants with sub-200ms latency.
- Implemented adaptive bandwidth management (150kbps-2.5Mbps) with STUN/TURN NAT traversal and RTCRtpSender APIs for connection monitoring.
- Built Material Design 3 UI with video grid, screen sharing, device selection, real-time chat, and JWT authentication.
- Containerized full-stack application with Docker Compose and deployed CI/CD pipeline using GitHub Actions for automated testing and deployment.
June 2024 — Nov 2024
- Built unified messaging platform using Matrix protocol bridges for WhatsApp, Telegram, Discord, and SMS, consolidating conversations into single interface.
- Implemented real-time WebSocket synchronization, SQLite offline storage, full-text search, and Firebase push notifications with quick reply actions.
- Developed React Native mobile app with threaded messages, rich media rendering, swipe actions, biometric authentication, and background sync.
Extracurricular Activities
Competitive Programming
- Solved 300+ Data Structures and Algorithms problems across LeetCode, Codeforces, and CodeChef, focusing on problem-solving and optimization.
Smart India Hackathon – Participant
- Participated in Smart India Hackathon, collaborating with a team to develop innovative solutions for Travel & Tourism Domain.
Certifications
- Google Cloud Certified Developer (2025)
- NPTEL Cloud Computing — Elite + Silver • IIT Kharagpur (2025)
- Meta Database and SQL Certification (2024)