Developed and maintained enterprise-grade applications using Core Java, J2EE, and modern backend frameworks. Designed scalable microservices with Spring Boot, Security, and Cloud readiness. Built RESTful APIs with Jersey and Spring MVC; implemented responsive UIs using Angular/React; integrated with Oracle, MongoDB, and other data stores. Implemented authentication (SAML SSO), containerization with Docker, orchestration with Kubernetes, and CI/CD pipelines with Jenkins and Git. Ensured performance with Redis/Memcached caching, Kafka messaging, and AWS/GCP deployments. Mentored junior developers and contributed to test automation and monitoring.

Java Full Stack Developer at Cigna Healthcare

August 1, 2023 - April 30, 2024

Participated in Agile delivery of microservices; developed responsive front-end with Angular (7-11) and modern back-end services using Spring, Hibernate, and REST/SOAP web services. Implemented JMS/AMQP messaging, containerization with Docker, and cloud deployments on AWS. Worked with MongoDB, Oracle/PostgreSQL, and optimized data access with PL/SQL and SQL.

Full Stack Java Developer at HDFC Bank

March 1, 2020 - July 31, 2023

Involved in SDLC using Agile. Implemented Spring/Hibernate data access, Spring Security, RESTful/SOAP web services, and front-end using JSP/Angular. Managed database schemas in IBM DB2 with JDBC/Hibernate mappings; built PL/SQL stored procedures and optimized queries; deployed on JBoss/WebLogic; containerized with Docker/Kubernetes; implemented CI/CD with Jenkins; ensured security and logging.