Developed core modules and functionalities for Ware, an HRM system, utilizing React, Context API, and React Query, while earning company recognition for resolving critical system bugs. Optimized application performance through implementing virtualized list rendering and lazy loading techniques for large datasets. Introduced Storybook play functions to enhance modal navigation testing and implemented comprehensive testing strategies with Chromatic, resulting in improved system stability and user experience.

Developed an Integrated Development Environment (IDE) that enhanced the productivity of a visually impaired PhD student by enabling efficient RDF file writing and ontology validation, incorporating time-saving shortcut keys that reduced validation time by 30%, error line navigation for quick issue resolution (50% reduction in error finding time), inference generation from the main ontology, and code suggestions to improve ontology development.

Improved a podcast platform's (Afripods) loading performance by nearly 20% through the removal of legacy libraries and the introduction of optimization techniques like code splitting, lazy loading, and caching.Developed core features of the platform, including a media player, statistics graphs, and distribution maps. Enhanced the platform's system reliability and performance by implementing error handling and network request retries in the Node.js backend, leading to a 10% reduction in error-related downtime and a 12% improvement in response times. Led the Vue 2 to 2.7 migration of the front end, introducing the Composition API, refactoring components, and implementing Pinia for state management, which improved development efficiency. Introduced Jest unit testing and Cypress end-to-end (E2E) testing to enhance code quality and functionality in a Geographic data platform (Geposit), resulting in a 10% reduction in bug reports and a 60% increase in test coverage

Led the migration of a single-threaded Python ETL project to a multi-threaded application, achieving a performance boost of approximately 40%. Developed a dynamic PDF generator tool using Vue.js with headless Chrome and a Python script to handle website requests, enabling PDF generation and upload to AWS. Quickly adapted to various languages and technologies based on project requirements.

Developed Creative Software's Training Catalog platform, overseeing the design, implementation, and comprehensive testing. Created a customized video player featuring chapter navigation, timed MCQ popups, and advanced analytic tools, enhancing user experience and driving a 40% increase in user engagement and a 20% improvement in content retention rates on the platform.