Spearheaded end-to-end SDLC for enterprise wealth management and trading systems. Built and migrated high-volume transaction services using Java 17 and Java 21. Developed Spring Boot microservices with observability via Actuator and reactive APIs using Spring WebFlux for real-time market data. Integrated LLM/GenAI capabilities using Spring AI/ChatClient with OpenAI and AWS Bedrock for secure, context-aware assistants. Implemented security using OAuth2 and JWT, standardized API contracts with OpenAPI, and supported GraphQL integration. Developed responsive dashboards/portals with React and state management via Redux Toolkit. Built event-driven pipelines with Kafka and Camel, deployed on AWS with Docker/Kubernetes/Helm and set up CI/CD using Jenkins/AWS CodeBuild. Implemented testing, logging, and monitoring with JaCoCo, Log4j/SLF4J, Prometheus/Grafana, and ensured audit-compliant releases.

Senior Java Full Stack Developer at Sharp HealthCare

September 1, 2021 - March 31, 2023

Led agile delivery of high-availability patient management systems. Developed medical record modules in Java 11/14 and designed modular Core Java/Java EE systems following clean code practices. Built distributed microservices and REST APIs using Spring Boot for integrations with legacy HIS. Orchestrated bulk ingestion workflows using Spring Batch. Implemented persistence with Spring Data JPA/Hibernate and tuned PostgreSQL for clinical data retrieval. Built patient/provider portals with React/Bootstrap, including real-time updates via WebSockets and state management with Redux Toolkit. Secured APIs using Spring Security with JWT/OAuth2 and enforced HIPAA-compliant access controls. Deployed and automated CI/CD on AWS using API Gateway, Docker, Kubernetes, ELK logging, and comprehensive automated testing.

Java Full stack developer at Rockefeller Capital Management

August 1, 2018 - August 31, 2021

Executed full SDLC in Agile Scrum to deliver enterprise software iteratively. Developed high-performance backends using Java 8/Core Java with Streams, Lambdas, Optional, and functional interfaces. Built REST microservices with Spring Boot for cloud-native architectures. Implemented ETL using Spring Batch and optimized data access using Spring JDBC. Delivered mobile-first SPAs with React/Redux. Supported enterprise API integrations using Azure API Management and implemented security with Spring Security/OAuth2. Administered and tuned Apache Cassandra for high-traffic workloads. Built serverless workflows with Azure Functions and stored assets in Azure Blob Storage. Set up CI/CD with Bamboo using Docker and Kubernetes and enforced quality with Checkstyle. Implemented messaging with ActiveMQ and deployed on WebLogic. Conducted testing with Jest/Cucumber and performance testing with JMeter.

Java Full Stack Developer at Nationwide Insurance

January 1, 2016 - July 31, 2018

Owned end-to-end engineering across requirements, design, development, testing, deployment, and post-production support in Agile teams. Built backend services using Core Java/Java 7 and OOP principles. Developed Spring Boot REST microservices and Spring MVC web solutions using layered architecture. Implemented persistence with Spring JDBC for relational data transactions and integration. Built AngularJS front-end applications and supported SOAP/XML services validated via SoapUI with API routing via Zuul gateway. Integrated cloud services including AWS S3 and IAM. Automated build/test/deploy via GitLab CI/CD and introduced JMS messaging. Deployed and monitored on IBM WebSphere using NetBeans, and tuned Oracle databases. Implemented QA with Selenium/TestNG/Jest, and collaborated using Git, Redmine, and SharePoint with documentation in wiki tools.

Java developer at Valero Energy Corp

March 1, 2014 - December 31, 2015

Architected and developed Java EE/Spring MVC REST APIs for high-traffic enterprise applications. Built responsive SPA UIs using jQuery/AJAX and early responsive HTML5/CSS3/Bootstrap. Implemented data access layers using Hibernate ORM/JPA and tuned Oracle/MySQL performance with complex SQL, stored procedures, and triggers. Applied TDD using JUnit and Mockito to reduce production defects. Conducted code reviews and debugging. Deployed on Tomcat and automated builds and CI pipelines with Ant and Jenkins in an Agile environment using JIRA and SVN. Implemented messaging and troubleshooting with enterprise workflows.