Requirements:
- 4 years experience in JavaScript;- Active JavaScript (ES6+) practice in the last year (understanding of inheritance, scope, execution context, events, OOP, classes, etc.);
- Development stack: React, Mobx, (Jest tests, Puppeteer+cucumber)
- Knowledge of pure/native JavaScript:
o Strong understanding of Objects;
o Knowledge of DOM, AJAX, HTML5, CSS;
o Understanding and use of (promise, async/await);
- Concept of e2e and unit testing;
- Rest, WebSocket;
- CSS + preprocessors;
- Jest, xpath (cover functionality from scratch, snapshots, etc.), Puppeteer - behavioral scripting;
- npm and webpack at advanced level (organize needed configs from scratch, etc.);
- Chrome dev tools at advanced level (profiler, performance, memory analysis, etc.);
- TypeScript;
- React 16+ (non-blocking rendering / react-hooks), Mobx;
- Architectural design skills;
- Knowledge of English, German. Knowledge of additional languages will be your advantage.