Senior QA Engineer, Frontend

Ljubljana, Slovenia | Product Development | Full-time


We are searching for a Senior Frontend QA Engineer, working on further improving the best Creative Management Platform on the market. Our customers are the biggest brands and publishers in digital advertising.



Your responsibilities

  • extraction of key product features (business and product wise) based on specification, identification of associated risks and application of appropriate test procedures
  • ownership and accountability for product’s test plans and test strategies
  • committed execution of exploratory and automated testing
  • suggest improvements to new feature implementations and existing development processes

What do we expect

  • good knowledge of web technologies (Javascript, HTML, CSS, PHP), web development tools and QA methodologies
  • hands on experience with E2E test automation tools (Puppeteer, Selenium, Appium, Eggplant or others), frameworks and scripting languages (bash, python, ruby, javascript) or
  • experience with unit / integration test automation tools (mocha, chai, jasmine, jest or similar)
  • 3+ years of experience in a QA and web technologies related field
  • solid understanding of design principles and ux
  • fluent in spoken and written English


About Celtra

We are a hi-growth AdTech company with 180+ employees around the globe with offices in Boston, New York, San Francisco, London, Ljubljana and Singapore. Celtra is self-service enterprise software for automating and scaling creative production. Celtra enables creative and marketing teams to design, approve, and deliver digital creative across the ever growing number of channels, ad formats, variations, and markets. Companies like VICE, Unilever, Lululemon, CNN, and Hearst partner with Celtra to cut production costs while increasing efficiencies and output in the cloud.

Here it’s all about looking beyond the surface, beyond the numbers, and really trying to see the qualities that are at the core of the person, their talents; the discovered ones or better still, the undefined ones. We look for people who naturally want to take responsibility for their own success, and strive to do something that has a tangible impact. To our best talent, we give the freedom to do the unusual.

We take good care of our people.

  • We offer a competitive benefits and compensation package
  • We place great importance on the professional development of our employees
  • We provide employees with top notch working equipment
  • We provide work-life benefits that allow flexibility at different stages of life
  • We offer a dynamic workplace and quality working conditions
  • We provide plenty opportunities for employees seeking a more active lifestyle