Roja Harini Vinukonda

WORK HISTORY

EDUCATION

ABOUT ROJA HARINI VINUKONDA

Java Backend Developer with 3+ years of experience designing and developing enterprise-grade, microservices-based applications across Banking and Manufacturing domains.Currently working at EPAM Systems, contributing to high-volume, real-time transaction systems for DBS Bank (Singapore). Experienced in building secure and scalable backend services using Java 8/11, Spring Boot, Microservices, REST APIs, and Kafka for real-time event-driven architecture.Strong expertise in:• Designing and implementing RESTful APIs with validation, exception handling, and security best practices• Developing microservices with Spring Boot and Spring Data JPA• Implementing JWT-based authentication and role-based authorization using Spring Security• Real-time data streaming and asynchronous communication using Apache Kafka• Writing optimized SQL queries, stored procedures, and improving database performance (MySQL & Oracle)• CI/CD implementation using Jenkins, Maven, and Git• Unit testing with JUnit & Mockito and API testing using Postman & SwaggerHands-on experience in production support, performance tuning, and troubleshooting critical financial and enterprise applications in Agile/Scrum environments.Passionate about building secure, scalable, and high-performance backend systems that solve complex business problems.Open to Backend / Java Developer opportunities where I can contribute to scalable system design and distributed architecture.