Sr. Java/FullStack Developer at Fidelity Investments

Developed and maintained Java/J2EE and Spring Boot microservices (Java 21) and REST APIs, integrating with front-end UI built using Angular 18 and supporting responsive SPA behavior. Implemented AI-powered credit risk assessment APIs by integrating Amazon Bedrock and OpenAI GPT/Claude models via Spring AI and LangChain4j, including RAG pipelines using Elasticsearch 8.13 as a vector store and OpenAI embeddings. Built asynchronous processing and search/indexing features using Kafka and Elasticsearch. Implemented authentication/authorization using Spring Security and OAuth2 with deployment on PCF. Leveraged AWS services (EC2, S3, RDS, CloudWatch, IAM, CloudFront, Lambda, SQS/SNS) and used Docker/Kubernetes and CI/CD (Maven/Jenkins) for deployment automation. Also supported integration with legacy SOAP services and built API documentation using Swagger UI.

Java/FullStack Developer at ADP

Built responsive UIs using React 18, TypeScript, Bootstrap, and state management with Redux, integrating RESTful APIs with Axios and server-state handling using React Query. Developed and tested back-end capabilities with Spring Boot, Spring MVC, Spring Security, and Hibernate/JPA, including microservices exposing REST endpoints. Implemented asynchronous/stream processing and messaging-related testing using tools like SoapUI/Postman and end-to-end testing with Protractor. Supported cloud and deployment workflows on Azure/PCF with Jenkins-based CI/CD, Docker/Kubernetes operations via OpenShift, and Swagger documentation. Performed unit/integration testing with JUnit, Mockito and code quality checks via SonarQube.

Java/Fullstack Developer at Humana

Designed and developed Spring Boot web services and microservices, including REST APIs and SOAP services for SOA integrations. Wrote SQL queries and PL/SQL/stored procedure work (as applicable) and implemented scheduled Spring Batch jobs integrated with Quartz and FTP operations. Built front-end features with React 17 and Node 16 for proxy/non-blocking server-side operations. Implemented data persistence with Hibernate and managed relational and NoSQL data stores (Oracle and MongoDB). Developed and integrated AWS Lambda services and AWS-based workflows, including S3 interactions and scalable processing. Supported CI/CD with Maven/Jenkins/Ansible/Docker and PCF environment setup; performed testing with JUnit/Mockito and supporting test tools like SoapUI and JMeter.

Java/Fullstack Developer at Brambles

Modified and enhanced an existing web application using Agile/Scrum. Developed Angular 8 single-page application features consuming REST services and built UI with HTML5/CSS3/Bootstrap/TypeScript. Implemented Spring MVC dependency injection, RESTful services with Spring MVC/Spring Boot, and persistence with Hibernate including HQL queries. Worked on migrating presentation from server-side rendering to client-side rendering using Angular 8. Created SOAP service clients using Apache Axis, integrated ActiveMQ messaging flows, and supported deployment to Tomcat/VMs. Utilized Maven, Jenkins, Docker, Git, and performed unit and acceptance testing with TestNG and Cucumber.