Headline

Java Developer | Backend Engineer | SpringBoot | Microservices | RESTful APIs | Maven | MySQL | OOP | Git/Github | AWS Enthusiast

About

A passionate and visionary technology enthusiast skilled in Java backend development with hands-on experience in building scalable distributed systems and microservices architectures. Proficient in Java, Spring Boot, Maven, and RESTful API development, I have successfully led and contributed to critical projects that enhanced system reliability and performance . My expertise extends to database management with MySQL and MongoDB, API testing using Postman, and containerization with Docker. I am driven by a strategic vision to align technical solutions with business goals, delivering impactful and efficient software products. Eager to leverage my skills in backend engineering and cloud technologies to contribute to innovative projects and grow as a software professional. Competencies: - Programming Languages : Java , Python , C Programming - Computer Science Fundamentals : OOPs , Data Structures and Algorithms , Microservices , Computer Networks , Database Management , Design Patterns , RESTful API design & developement - Framework : SpringBoot , Spring Security (OAuth/JWT Authentication) , Spring Data JPA/Hibernate - Databases : MySQL , MongoDB - API Testing : Postman - DevOps : Docker , Git/GitHub - Cloud Platforms : Amazon AWS My Portfolio Website : https://kunjshelat.netlify.app/

Location

Mumbai

Work experience

Java Devloper at Infosys Springboard, Jan 2026 - Mar 2026 · 3 mos, Mumbai, Maharashtra, India, • Developed and deployed a production-ready Smart Home Energy Management System using Java Spring Boot and JavaScript, enabling homeowners to reduce energy consumption by 15-20% through real-time monitoring and intelligent analytics. • Designed and implemented 15+ RESTful APIs supporting 3 distinct user roles (Admin, Homeowner, Technician), ensuring secure and role-based access control. • Built a real-time energy analytics engine processing data from 7+ device types with automated hourly and daily aggregation, delivering sub-second response times for over 500 concurrent users. • Architected and optimized a MySQL database schema with 8 normalized tables and strategic indexing, reducing query response times by 35%. • Integrated Chart.js to render 3 interactive dashboards (hourly consumption, 7-day trends, device-type breakdown) with dynamic data updates for enhanced user experience. • Implemented enterprise-grade security features including BCrypt encryption to safeguard user data and authentication processes.

Java Developer at TechnoHacks EduTech Official, May 2025 - Jun 2025 · 2 mos, Mumbai, Maharashtra, India, • Developed a production-ready Real-Time Chat Application using Java Spring Boot, WebSocket, and MongoDB, enabling seamless multi-room communication with sub-100ms message delivery. • Engineered 8+ RESTful APIs across Rooms and Messages domains with features like paginated retrieval, duplicate validation, and structured error handling. • Built a real-time messaging engine using STOMP protocol over SockJS supporting unlimited concurrent chat rooms with instant bidirectional message broadcasting. • Designed MongoDB document model with embedded message storage, eliminating JOIN overhead and achieving O(1) room lookup via indexed queries handling 500+ messages per room. • Delivered 3 core modules: WebSocket Infrastructure, Room Management, and Message Engine, significantly improving system responsiveness and scalability.