Front-end Developer (JavaScript)

You will play an important role in modernizing and developing the Flightradar24 website, and your work will improve the experience of millions of users every day.

What you’ll do:

* Collaborate with a small team of developers and product owners on JavaScript and web development
* Be a lead contributor to the work on modernizing our website and developing and maintaining a new modern lightweight JavaScript layer
* Deliver modern, testable and maintainable code
* Develop features in website projects, using current web technologies including for example JavaScript / ES6, HTML5, CSS3, Vue.js, TypeScript
* Participate in development and maintenance of Node.js APIs supporting the website and API services
* Participate in knowledge sharing and mentoring for other developers in your team

Flightradar24 is looking for an experienced Front-end Developer with extensive JavaScript development experience.

Who you are:

* At least 4 years experience of modern web development
* Knowledge of modern and standards-compliant JavaScript development, i.e. ES6 and above
* Knowledge of current web technologies including JavaScript frameworks like Vue.js, TypeScript, HTML5, CSS3, and tools like Webpack and Gulp
* Knowledge of responsive design practices, delivered cleanly and consistently across a wide variety of platforms, browsers and devices
* Natural focus on high standards, quality, testing and unit testing, and tools like Karma and Jasmine
* Previous work experience interacting with APIs through AJAX/JSON, and ideally also Google Maps APIs or APIs of other map providers
* Familiarity with, or interest in, automated testing, continuous integration, and cloud deployment
* Experience with high-performance web delivery, optimizing front-end code, page-load performance and caching is a strong plus
* Experience in developing REST APIs in Node.js and/or modern PHP development is meriting but not a requirement
* Strong written and spoken English - Swedish is not needed for this role

With over 2 million daily users, Flightradar24 is the world’s most popular flight tracking service. Our app regularly tops the App Store and Google Play charts and Wall Street Journal refers to Flightradar24 as the "Facebook of aviation". We also offer a wide range of commercial services and customers include many of the largest names in aviation.

We're constantly adding new services and improving existing products. To help us meet those challenges, we're looking for creative, collaborative and tech-savvy applicants to join us.

Benefits of working at Flightradar24 include:

* Opportunity to impact a service with millions of end users from all around the world
* Flexible and social work environment with free beverages, fruit, and snacks
* Modern office in the heart of beautiful downtown Stockholm, Sweden
* Being part of a diverse team with 15+ nationalities and 5 continents represented