- Participated in an outsourced project to develop a Core Banking system for a Singaporean client, using Java Spring Boot for the backend and Angular for the frontend. - Developed features and APIs based on detailed design documents provided by the Technical Leader. - Collaborated with team members to integrate modules and resolve bugs based on reports from the QA team. - Wrote Unit Tests (JUnit) to ensure code coverage and maintain the quality of developed features. - Worked within a CMMI-L5 standard process, participating in daily meetings and reporting progress to the Project Manager (PM).

- Developed and maintained core features for the order management system serving millions of users and partners, using ReactJS/TypeScript for the frontend and Golang/Node.js for backend microservices. - Optimized the performance of order processing APIs, reducing average latency by 60% (from 400ms to 160ms) and ensuring high availability during major sales events. - Successfully built and launched a real-time parcel tracking feature, which increased customer satisfaction by 25% and reduced support ticket volume by 15%. - Established and maintained CI/CD pipelines (Jenkins, Docker, Kubernetes) to automate deployment processes, reducing the time to deploy new features from hours to just 15 minutes. - Collaborated closely with Product Managers and QA engineers in an Agile/Scrum environment to analyze requirements, design technical solutions, and ensure product quality.

- Assisted the Frontend team in developing and maintaining UI components for the Product Detail Page (PDP) and shopping cart using ReactJS and TypeScript. - Contributed to fixing UI display bugs across popular browsers, including Chrome and Safari, to ensure a consistent user experience. - Converted static pages from HTML/CSS into reusable React components, improving code maintainability and reusability. - Collaborated with senior developers on code reviews to learn best practices for clean code and project architecture in a professional environment. - Participated in daily Agile/Scrum stand-up meetings to report progress and contribute to team discussions.