Join the team

Turn your hobby into a career

Senior JavaScript Developer

Location: Sofia
Department: IT


  • Take active part in the development process with our front-end team, be the leading figure during conception phase as well as implementation;
  • Build scalable apps using modern ES6+ javascript with our React, AngularJS apps;
    Write standards-compliant and high quality code, including testing/debugging in multiple browsers and platforms;
  • Perform frequent code reviews and give guidance to juniors;
  • Optimize applications and improve data manipulation;
  • Help team when difficult situations arise, especially ones which may require more than 1 developer to deal with;


  • 4+ years in JavaScript based application development
  • Impeccable understanding of how JavaScript language works, it’s quirks and unique ways
  • Worked professionally with some of: Angular, React, Vue or any other front-end library/framework
  • Experience with front-end tools like Yarn, Webpack, Babel
  • HTML5 & CSS3 with Sass
  • Knowledge of Microsoft .Net web stack is a plus
  • Experience with Agile methodologies / Scrum is a plus

If you are interested in applying, send us your CV in English. Only short-listed candidates will be contacted.

Apply for this job

Find us at

Be the first

to get the latest UltraPlay news

We protect your privacy. You can learn more about that here.

We use cookies to improve your experience, to remember your preferences and to show you offers based on your interests as detailed in our Cookie policy. By continuing to use, you accept our use of cookies.