Jayant Kumar

Java Spring Boot Developer with 1.5+ years of experience building scalable RESTful APIs, microservices, and backend systems. Proficient in Spring Boot, Spring Security, Spring Data JPA, MySQL, and CI/CD using Jenkins and Docker. Skilled in JWT authentication, Agile practices, and delivering production-grade Java backend solutions.

Software Engineer at Shivam Network (2025-07 – 2026-03)

Developed scalable Java Spring Boot backend services for client-facing platforms

• Developed scalable Java Spring Boot backend services for client-facing platforms, handling 5000+ concurrent requests
• Designed RESTful APIs for client management, invoicing, and service tracking modules, reducing manual processing by 40%
• Refactored monolithic Java application into Spring Boot microservices, improving scalability and reducing inter-module coupling
• Optimized MySQL queries with Spring Data JPA and indexing strategies, improving average API response time by 35%
• Integrated Spring Security with JWT and role-based access control; conducted code reviews and mentored interns

Software Engineer Intern at Shivam Network (2024-08 – 2025-06)

Built Java Spring Boot backend modules for client onboarding and service management

• Built Java Spring Boot backend modules for client onboarding and service management on a custom web platform
• Created RESTful APIs with Spring MVC integrated with MySQL via Spring Data JPA; secured endpoints using Spring Security
• Wrote and optimized SQL queries for analytics and reporting modules, enabling real-time business data visibility
• Implemented JUnit test cases maintaining 80%+ code coverage; managed source control using Git with feature branching

Bachelor of Technology in Computer Science and Engineering – Galgotias University (2021 – 2025)

Higher Secondary Certificate in 12th – K.M.Y.J.K.B.V. College (2021 – 2021)

Secondary School Certificate in 10th – Progressive Central School (2017 – 2017)