My expertise involves : - Python/Django/Flask/SQLAlchemy/djangorestframework, - Node.js, Express.js, Hapi, MEAN.js, MERN stack, Meteor, Ionic - ES6/React.js/Redux/redux-saga/redux-thunk, AngularJS - Wordpress, Laravel, MVC Frameworks, HTML5, CSS3, SASS/LESS, Canvas, Websockets, ... - PostgreSQL/MongoDB/Redis/Mysql/sqlite, REST API/SOAP/Graphql - AWS services, Heroku, many project management tools - I have experience in C++, Java, Swift, Objective C and Machine Learning/Data Mining background as well (pandas, spark)