Known programming languages, technologies and libraries
Technologies that I have worked with but are not my expertise
React, TypeScript, Elisp, C, PHP, Python, Shell Scripting, MySQL, Three.js, Hammer.js, HTML Canvas, Electron, Chrome Extensions, Headless Browsers, Redis, RabbitMQ, Jest, GraphQL.
Few Personal Projects
In spare time I work on simple and small projects for clients, friends and myself.
From 2013 to 2016 I helped running group 42 Do Szczęścia (http://42doszczescia.pl, https://www.facebook.com/42doszczescia) as a runner and web developer.