My expertise is as a Team Lead Manager with React / Front-End / JavaScript / TypeScript experience for 10+ years and in designing and developing web, mobile & desktop apps within Finance/Banking, Media/TV, eCommerce/Retail & eduTech sectors using HTML5, CSS3 (PostCSS, SASS, SCSS), TypeScript/JavaScript ES5/6 (React, Redux, Vue.js 2.x, Angular 1-8, RxJS, D3.js, Cordova, Ionic, Electron), Node.js, Apollo GraphQL, Redis, MySQL, MongoDB, PHP, shell and lots of unit & integration testing (Jest, Cypress). I also like working with web services: microservices, gRPC, OAuth 2.0, JWT, SOAP and REST.