Java Backend Developer | Spring Boot · Microservices · REST APIs · JWT · Docker · PostgreSQL | 3 Yrs Enterprise Experience

Hyderabad
Bachelor of Technology, Civil Engineering
Sri Sathya Narayana Engineering College
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Download Tal BossJava Backend Developer | Spring Boot · Microservices · REST APIs · JWT · Docker · PostgreSQL | 3 Yrs Enterprise Experience
Java Backend Developer with 3+ years of experience building and scaling microservices for a US state government eligibility platform handling real-world citizen benefit workflows. I've designed and shipped 20+ REST APIs across 8 microservices covering registration, eligibility validation, and benefit processing — where correctness and reliability directly impact end users. Improved database performance by 25% through query optimization and indexing, and implemented event-driven communication using Kafka to decouple services and improve system resilience. I focus on designing backend systems that are maintainable, testable (80%+ coverage), and usable by other engineers — not just functional. Looking to work on backend systems where scale, data integrity, and architectural decisions actually matter. 🔧 Java 8 · Spring Boot · Microservices · REST APIs · JWT · Spring Security · MySQL · PostgreSQL · MongoDB · Docker · Kafka · JUnit 📧 mranganath0712@gmail.com
Hyderabad
Java Software Engineer at PROLAX IT SOLUTIONS PRIVATE LIMITED, May 2023 - Present · 3 yrs 1 mo, Hyderabad, Software Engineer — PROLAX IT SOLUTIONS | May 2023 – Present Java 8 · Spring Boot · Microservices · Spring Security · MySQL · PostgreSQL · Docker · Kafka · Git · Maven Built and scaled 8 Spring Boot microservices, enabling independent deployments and significantly reducing inter-service coupling across eligibility workflows. Designed REST APIs for end-to-end state benefit eligibility processing, improving feature delivery speed through reusable service patterns and early API contract alignment with the team. Secured distributed services using JWT authentication and RBAC (Spring Security), protecting sensitive citizen data across all modules. Optimized MySQL and PostgreSQL queries with indexing and tuning, improving high-frequency eligibility lookup performance by 25% (validated via execution logs). Introduced Kafka-based asynchronous communication between services, reducing synchronous dependencies and improving system resilience under load. Containerized all services using Docker, ensuring environment consistency across local and staging and reducing testing-phase environment issues. Designed and enforced centralized exception handling with custom error classes, standardizing API error responses and reducing debugging effort across the team. Maintained 80%+ JUnit test coverage on core business logic, catching edge cases early and improving confidence in each release cycle. Collaborated in Agile/Scrum sprints — contributed to API contract decisions, participated in code reviews, and helped maintain consistent sprint delivery.
Bachelor of Technology, Civil Engineering, Sri Sathya Narayana Engineering College