Bharath Kalyan

Backend Software Engineer

Hyderabad, India 2+ yrs exp 85 · Excellent

About

Backend Software Engineer with 2.4 years of experience in Java, Spring Boot, Spring Data JPA, Hibernate, Microservices, Kafka, Redis, MySQL, and AWS. Experienced in designing scalable REST APIs, asynchronous processing, distributed systems, and performance optimization for high-throughput billing and subscription platforms.

Skills & Expertise (31)

REST APIs Intermediate

7.0/10

Years Exp

Microservices Intermediate

7.0/10

Years Exp

Java Intermediate

6.9/10

Years Exp

Spring Boot Intermediate

6.9/10

Years Exp

SQL Intermediate

6.4/10

Years Exp

JUnit Intermediate

6.4/10

Years Exp

Postman Intermediate

6.4/10

Years Exp

Maven Intermediate

6.4/10

Years Exp

Git Intermediate

6.4/10

Years Exp

Exception Handling Intermediate

6.4/10

Years Exp

Collections Intermediate

6.4/10

Years Exp

OOP Intermediate

6.4/10

Years Exp

Asynchronous Processing Intermediate

6.4/10

Years Exp

Multithreading Intermediate

6.4/10

Years Exp

Gitlab Intermediate

6.4/10

Years Exp

GitHub Actions Intermediate

6.4/10

Years Exp

Jenkins Intermediate

6.4/10

Years Exp

Docker Intermediate

6.4/10

Years Exp

AWS Intermediate

6.4/10

Years Exp

MySql Intermediate

6.4/10

Years Exp

Apache Kafka Intermediate

6.4/10

Years Exp

JWT Authentication Intermediate

6.4/10

Years Exp

Spring Security Intermediate

6.4/10

Years Exp

Hibernate Intermediate

6.4/10

Years Exp

Spring Data JPA Intermediate

6.4/10

Years Exp

Redis Intermediate

5.9/10

Years Exp

Kibana Intermediate

5.9/10

Years Exp

System Design Intermediate

5.9/10

Years Exp

API Design Intermediate

5.9/10

Years Exp

Scalability Intermediate

5.9/10

Years Exp

Distributed Systems Intermediate

5.9/10

Years Exp

Work Experience

Software Engineer – Backend (Java)

Evergent Technologies

Dec 2023 - Mar 2026

Developed scalable RESTful microservices using Java & Spring Boot for subscription and billing systems, handling 10k+ requests per day. Improved API performance by reducing response time by 35% through query optimization, efficient data handling, and reduced network latency. Designed and implemented asynchronous workflows using ExecutorService to parallelize external service calls, reducing API response time by 30%. Designed Kafka-based event-driven communication between services, reducing synchronous dependencies and improving scalability. Enhanced a notification service for real-time email/SMS alerts for subscription and billing events, ensuring reliable message delivery. Integrated third-party billing systems and external APIs, handling authentication, request/response mapping, and error handling. Improved system stability by implementing input validation, centralized exception handling, and consistent error responses.