Freelance frontend (javascript, react.js) development project / Berlin / 3-4 months with an extension option

Beschreibung

Frontend Developer (JavaScript, React.js) (m/w/d) freelancer

Tasks:
- Contribute to the team's work with high-quality, well-tested and scalable code
- Coach and mentor junior members of your team
- Improve agile development and continuous delivery process
- Ensure code quality and maintainability by evolving architecture and tech stack, code reviews, refactoring, standards and improving build and test systems

Skills:
- Deep knowledge of Javascript, React, Node.js and ES6
- Advanced understanding of design, implementation and operation of distributed services
and APIs (bonus: SEO Experience)
- Advanced knowledge of common web technologies (HTTP, DNS, REST/JSON, OAuth,
Ajax)
- Experience with Automated testing, unit tests with Jest, Jasmine & Karma, UI tests with
Selenium Webdriver
- Experience with package managers like npm and Bower, Build pipelines with Grunt,
Gulp or webpack
- Good understanding of Build Pipelines (TeamCity, Jenkins, Git, Grunt)
- Fluent English

Start: asap, January 2020

Duration: 3-4 months with an extension option

Location: Berlin