• Put in place an internal collaborative portal for managing outsourced applications using Nodejs, MongoDB and React.• Added end to end test with selenium that increased quality assurance and enhanced release confidence levels up to 20%.• Provided an interface to facilitate deployment of applications to a kubernetes cluster on any cloud service provider.• Set up CI/CD pipelines using Jenkins and Sonaqube for code quality analysis.• Wrote scripts that use buildpack to automate the creation of docker images by detecting source directories. This increased the speed with which apps are containerized and deployed by 3x.

•Worked on a React based app editor that lets users create no-code apps on the browser from data sources.•Built backend services using Nodejs, PostgreSQL and ElasticSearch that connects to several data sources and performs data processes.•Increased query response time by 5% by caching frequently used data with Memcached.•Collaborated with Infrastructure team to rapidly deploy new code to docker and kubenetes cluster via CI/CD pipelines running on Github Actions.

• Developed core banking features on the front-end using React that consumed REST services.• Improved performance of React application by 20x by using Cloudinary for image management.• Created REST micro-services on the back-end with Spring Boot to handle operations concerning tenants.• Implemented different charge calculation types to be applied to loans.• Performed routine database migrations in MySQL, refactoring, bug fixes and overall performance improvements.

• Designed and developed a responsive front-end of the company’s website in react.js.• Built a GraphQL API with Apollo Server in Node.js with Express framework.• Implemented Apollo client on the reactjs front-end.

• Designed and implemented a telephone directory mobile app for the port Authority of Douala.• Created a REST API for the telephone directory using the micro-service architecture in SpringBoot.• Developed a mobile application for the telephone directory using Flutter.