Full Stack Java Developer at Citi Bank

Built and maintained full-stack features across React and Angular frontends and Spring Boot backend services, integrating UI workflows with REST APIs. Developed responsive screens using Redux/NgRx and RxJS for client-side state and data flow, and created reusable components tied to backend endpoints. Implemented service, controller, and data-access layers using Spring Boot, Spring Data JPA, Hibernate, and Spring Security, working with PostgreSQL, MySQL, and Oracle while optimizing SQL via indexing and query analysis. Integrated Kafka for asynchronous microservices communication and event-driven processing. Containerized services with Docker, deployed through Kubernetes, and supported CI/CD with Jenkins. Supported AWS migration efforts using CloudFormation and monitored production behavior with ELK, Grafana, and Prometheus while troubleshooting performance issues with profiling tools.

Java Full Stack Developer at Bell, Montreal, QC

Delivered full-stack application features using React, Angular, and Java (Spring MVC/Spring Boot) with REST APIs in enterprise production environments. Built responsive Angular components consuming JSON-based REST APIs and developed React single-page application features using ES6 and Redux with reusable components and state management. Worked with Redux reducers/containers and sagas to coordinate application data, including integration support for a React Native client. Implemented persistence and data-access layers with Hibernate and Spring Data across Oracle, MySQL, and MongoDB, and troubleshot data flows across frontend components, APIs, and database layers. Automated builds and deployments using Jenkins, Docker, and Kubernetes, supported releases across environments, and assisted migration of workloads from Azure to AWS. Partnered with QA and business teams on testing, defect investigation, and integration troubleshooting.