Full Stack Developer at Citi Bank

Designed and deployed Spring Boot microservices and React-based micro-frontends with 99.99% uptime. Modernized CI/CD pipelines with Lightspeed, Harness, and OpenShift, cutting deployment times. Achieved 100% test coverage using JUnit and Mockito to ensure production reliability. Designed Elasticsearch indices and search APIs to boost performance for transaction and metric queries. Implemented Locust-based load testing in Python to validate performance 5x faster in CI/CD. Migrated legacy services to a Hexagonal architecture with Anti-Corruption Layer patterns. Integrated JWT authentication and OAuth2-secured REST APIs. Built cloud-ready microservices on AWS with containerized deployments. Collaborated across Trading, Risk, and Operations on real-time alerting and workflow components. Developed Kafka-based event-driven pipelines with partitions, consumer groups, DLQ, and schema evolution for scalable throughput.

Software Intern at GHD Digital

Improved API reliability through error handling and logging. Developed and secured REST APIs with Spring MVC and Spring Security. Automated CI/CD pipelines with Jenkins and Maven, reducing deployment time by 40%. Optimized SQL and MongoDB performance, reducing data retrieval times by 15%.

Software Engineer I at MAQ Software

Built and deployed 15+ RESTful microservices handling 100K+ daily requests. Enhanced large-scale batch data processing with Spring Batch. Developed dynamic UIs with JSP, AJAX; improved UX and performance. Reduced downtime by 30% by deploying on Apache Tomcat. Developed and tested Spring Boot microservices with TDD using JUnit. Improved API reliability via robust error handling and logging. Implemented DAO and service layers with Hibernate ORM; applied Factory, Singleton, and Service Locator design patterns. Participated in on-call rotations; performed root-cause analysis and maintained SLAs. Integrated backend services with GraphQL APIs.