Nelson Mfinda

Designed, implemented, and maintained new features in a Restful API and Microservice; Technologies used: Ruby on Rails, RSpec, Grape, Swagger, Trailblazer, REST API, Git, Git Flow, MySQL, Docker.

Designed, implemented, and maintained new features in a Restful API for recurring payments; Designed, built, and tested Restful Web Services in AdonisJS for the client application; Migrated an Express Restful API to AdonisJS; Implemented a push notification microservice using Firebase; Configured Nginx as a web server, tested and deployed the application to a private server;

Implemented and maintained new features in the NEXTBSS product; Built and extended customer-facing portal web app; Maintained new features in the SDKs(Like ProxyPay, TelcoSMS, and SendOut); Executed code reviews and meetings with the frontend team to improve product code quality. Technologies used: Javascript, SASS, Typescript, Node, Webpack, Vue and Vuex, Git, Git Flow, Bootstrap, Ruby, Scrum, Azure DevOps, JHipster.

Migrated a PHP(Laravel) application to a Ruby on Rails REST API and Vue PWA; Applied TDD using RSpec and Capybara; Migrated existing database from the old application to the new web application; Configured Nginx as a web server, tested and deployed the application to a server on Digital Ocean; Created Docker images and published them to a private repository; Designed, implemented a continuous delivery process that allowed daily deliveries in production.

Implemented and maintained new features in the Kamba website and SPAs; Built a landing page to promote the loading of the Kamba wallet. Result: 65% increased engagement; Implemented user tracking system using Google services for user tracking, goals, funnels, & A/B testing to improve user engagement; Designed, and implemented new product features. Technologies used: Javascript, Git/Bitbucket, Foundation Zurb, Ruby on Rails, Sinatra, Digital Ocean, PHP, WordPress(WooCommerce).