Senior Front-end Developer

Sofia, Bulgaria

Striving for excellence is in our DNA. Since 1993, we have been helping the world’s leading companies imagine, design, engineer, and deliver software and digital experiences that change the world. We are more than just specialists, we are experts.


Currently we are looking for a Senior Front-end Developer for our Sofia office to make the team even stronger.


  • Execute user interface designs from product requirements and UI specification;
  • Develop componentized UI architecture providing UI elements;
  • Apply design principles and user experience to implement high-fidelity Mock-ups as well as interaction flows;
  • Collaborate with back-end developers and architects to develop a scalable, standardized and flexible UI architecture;
  • Investigate and address possible security issues in the UI;
  • Develop UI unit tests;
  • Bug fixing;
  • Provide expertise and mentoring for user interface design and testing to project teams;
  • Perform code reviews.


  • Minimum 4 years of UI Development experience;
  • Be proficient in front-end technologies including JavaScript;
  • Real production experience with AngularJS 1/AngularJS 2/ReactJS;
  • TypeScript, Ionic 2, ES6;
  • Cross Browser Code (WebKit based);
  • TypeScript, Ionic 2, ES6;
  • AJAX, REST, Web API design;
  • Knowledge of at least one JavaScript unit testing framework;
  • Good analytical and problem solving skills;
  • Open to code reviews and pair programming;
  • Ability to meet deadlines;
  • Attention to details;
  • Excellent written and spoken English.

Nice to have

  • Experience with Agile, Scrum.

We offer

  • Attractive salary, additional health and dental insurance as long as other social benefits;
  • Personal development program that will allow people to be valued for their strengths;
  • Wide range of professional trainings and workshops;
  • Broad projects variety and possible mobility between projects over the time;
  • Experience exchange with colleagues around the world;
  • Work-life balance and flexible schedule, team buildings and sport opportunities;
  • Modern office in the Infinity Tower business center.