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I am a full-stack developer with over 6 years of experience delivering scalable, user-focused applications across fintech and healthcare. I specialize in React and TypeScript for the front end, ASP.NET and Java/Spring MVC for the back end, and I work with PostgreSQL to power data-driven apps. I thrive in CI/CD and monorepo environments to boost performance, code quality, and developer productivity. I enjoy mentoring teammates, translating complex requirements into practical solutions, and driving initiatives that improve stability, testing, and collaboration across product and business teams. My work spans leading front-end migrations to TypeScript, automating design systems and deployments, and delivering stakeholder-ready technical insights.…I am a full-stack developer with over 6 years of experience delivering scalable, user-focused applications across fintech and healthcare. I specialize in React and TypeScript for the front end, ASP.NET and Java/Spring MVC for the back end, and I work with PostgreSQL to power data-driven apps. I thrive in CI/CD and monorepo environments to boost performance, code quality, and developer productivity. I enjoy mentoring teammates, translating complex requirements into practical solutions, and driving initiatives that improve stability, testing, and collaboration across product and business teams. My work spans leading front-end migrations to TypeScript, automating design systems and deployments, and delivering stakeholder-ready technical insights.

Jim Daniels Wasswa

Full Stack Developer, Front-End Developer, Web Developer, +3

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I am a full-stack developer with over 6 years of experience delivering scalable, user-focused applications across fintech and healthcare. I specialize in React and TypeScript for the front end, ASP.NET and Java/Spring MVC for the back end, and I work with PostgreSQL to power data-driven apps. I thrive in CI/CD and monorepo environments to boost performance, code quality, and developer productivity. I enjoy mentoring teammates, translating complex requirements into practical solutions, and driving initiatives that improve stability, testing, and collaboration across product and business teams. My work spans leading front-end migrations to TypeScript, automating design systems and deployments, and delivering stakeholder-ready technical insights.…I am a full-stack developer with over 6 years of experience delivering scalable, user-focused applications across fintech and healthcare. I specialize in React and TypeScript for the front end, ASP.NET and Java/Spring MVC for the back end, and I work with PostgreSQL to power data-driven apps. I thrive in CI/CD and monorepo environments to boost performance, code quality, and developer productivity. I enjoy mentoring teammates, translating complex requirements into practical solutions, and driving initiatives that improve stability, testing, and collaboration across product and business teams. My work spans leading front-end migrations to TypeScript, automating design systems and deployments, and delivering stakeholder-ready technical insights.

Available to hire

I am a full-stack developer with over 6 years of experience delivering scalable, user-focused applications across fintech and healthcare. I specialize in React and TypeScript for the front end, ASP.NET and Java/Spring MVC for the back end, and I work with PostgreSQL to power data-driven apps. I thrive in CI/CD and monorepo environments to boost performance, code quality, and developer productivity.

I enjoy mentoring teammates, translating complex requirements into practical solutions, and driving initiatives that improve stability, testing, and collaboration across product and business teams. My work spans leading front-end migrations to TypeScript, automating design systems and deployments, and delivering stakeholder-ready technical insights.

Skills

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Intermediate

Work Experience

Senior Front-end Developer at Deriv Sdn Bhd

April 1, 2022 - October 30, 2025

Led core enhancements to a custom Flutter chart library, including drawing tools and crosshair functionality, and delivered a showcase app that reduced feature testing time by 40%. Automated theming and rebranding with a design token parser and cron-based workflow, enabling token sync and auto-generated Dart code with PRs, cutting rebranding effort from days to a single merge-ready workflow. Streamlined document management with a secure upload and verification system, improving efficiency and reducing email exchanges. Proactively resolved bugs with Jest and React Testing Library, migrated codebase to TypeScript with project-wide linting, mentored junior developers, and led automated staging/production release workflows. Translated complex requirements for product teams and communicated solutions to non-technical stakeholders.

Full-stack Software Developer at Integrated Intelligent Computer System Technologies (IICS Technologies)

January 1, 2020 - January 1, 2020

Pioneered real-time medication tracking and dispensing solutions, reducing errors and time per patient by 50% across 20+ government hospitals. Resolved critical bugs, maintained high performance, and led a team of 9 developers while mentoring 7 interns. Eliminated race conditions in Java Spring through object-level locking, improving system stability and queue management.

Computer Programmer at Crystal Clear Software Ltd

December 1, 2018 - December 1, 2018

Eliminated in-memory cursors, reducing login time by 83% (from 12 minutes to 2 minutes) and significantly improving system performance. Developed and enhanced Loan Performer’s core functionalities, migrated legacy FoxPro to C# ASP.NET Webforms, improving maintainability and scalability. Troubleshot and resolved bugs to enhance end-user experience and reliability.