Software Engineer specializing in scalable backend applications, REST APIs, distributed systems, and cloud-based architectures.

I work primarily with Java, Spring Boot, FastAPI, PostgreSQL, Docker, and AWS and enjoy designing reliable backend systems and service-oriented architectures.

• 💻 Backend-focused Software Engineer
• ☕ Java & Spring Boot
• 🐍 Python & FastAPI
• ☁️ AWS EC2 & Docker
• 🔐 Spring Security & JWT
• 🗄️ PostgreSQL, MySQL & SQLAlchemy
• 🧠 Strong foundations in DSA, OOP, OS & networking
• 🚀 Interested in distributed systems and scalable backend products

Techno India University
📅 May 2025 – June 2026

FastAPI • React • MySQL • Docker • AWS EC2

• 🚀 Led development of a live hackathon management platform supporting registrations, judging, dashboards, and event administration.

• ⚙️ Designed scalable FastAPI REST APIs and MySQL data models supporting role-based workflows for participants, judges, mentors, and administrators.

• 🐛 Collaborated on debugging application issues, performing root-cause analysis, and improving backend reliability.

• 🐳 Containerized backend services using Docker and deployed them on AWS EC2 through CI/CD workflows.

• 💳 Implemented payment service integration for participant registrations using REST APIs, including secure payment processing, transaction verification, and database synchronization.

🔗 Live Platform: https://technothontiu.com/

A distributed backend system for automated resume processing and analysis.

• 🤖 Built a distributed backend using Spring Boot + FastAPI for PDF parsing, skill extraction, and resume analysis.

• 📄 Integrated PyMuPDF for document processing and PDF extraction.

• 🔐 Implemented authentication and authorization using Spring Security + JWT.

• 🗄️ Designed persistent data storage using PostgreSQL.

• 🔄 Integrated Spring Boot with FastAPI using Spring WebClient for service-to-service communication.

• ⚡ Optimized document-processing workflows through a service-oriented backend architecture.

🔗 Repository: Add your GitHub repository link here

A full-stack platform for managing digital traffic challans, vehicles, users, payments, and verification.

• 🚗 Built a full-stack e-Challan management platform using React and FastAPI.

• ⚙️ Designed REST APIs and database models for managing challans, users, vehicles, and payments.

• 🔐 Implemented role-based workflows for administrators, officers, and vehicle owners.

• 🛡️ Added API validation and secure access control.

• ⛓️ Implemented blockchain-based evidence and payment verification to improve integrity and traceability.

🔗 Repository: Add your GitHub repository link here

A low-level C++ memory allocator designed to explore heap management, allocation strategies, fragmentation, and memory safety.

• 🧠 Implemented first-fit memory allocation.

• 🔗 Designed free-list management for dynamic memory blocks.

• ✂️ Implemented block splitting and coalescing.

• 📦 Designed memory pool management with allocation metadata.

• ➗ Used pointer arithmetic and memory alignment techniques.

• 🔍 Implemented memory leak detection and allocation tracking.

• 🛡️ Added double-free prevention mechanisms.

• ⚙️ Explored operating-system concepts including heap management, fragmentation reduction, and low-level memory management.

🔗 Repository: Add your GitHub repository link here

🏅 Winner — IBM Expert Labs National Hackathon 2025

• 🎓 SAP S/4 HANA Development — SAP University Alliances

• ☕ Full Stack Java Development — Udemy
  Java • Spring Boot • JavaScript • React

Techno India University, Kolkata

📅 2022 – 2026
📊 CGPA: 7.68 / 10

Building scalable systems. Solving complex problems. Shipping reliable software.