QA Engineer

1 week ago


Belgrade, Central Serbia Tyllo Full time €104,000 - €130,878 per year

Tyllo is a software development company, established in Belgrade in 2021, by a group of highly skilled professionals and experienced developers. Following their idea Tyllo stands out by always nurturing love for coding and innovation, using the latest technologies.

If you happen to take a deeper look into our workplace, you would find a team of people who respect each other, code, and love what they do.

Tyllo currently employ around 60 developers and the team is growing every month. We are focused on our employees satisfaction and their professional growth and that is why we pay close attention to making healthy work environment. We cherish open and honest communication, and always make sure to hear out our employees.

About role:

We are looking for QA Engineer responsible for ensuring overall quality of the products. Your job will be to design and implement tests, and also to debugg and define corrective actions. Primary focus is on automation testing and you'll collaborate on a daily basis with developers as part of development team. Therefore, commitment to collaborative problem solving and creating quality products is essential.

What will you do?

  • Create detailed, comprehensive, and well-structured test plans and test cases specifically for native mobile applications;
  • Estimate, prioritize, plan, and coordinate mobile testing activities;
  • Design, develop, and execute automation scripts for mobile testing using open-source tools;
  • Identify, record, document thoroughly, and track bugs in native mobile applications;
  • Perform thorough regression testing on mobile builds when bugs are resolved;
  • Collaborate with cross-functional teams of developers, DevOps, UX/UI designers, product team, and operators;
  • Contribute to the continuous improvement of our mobile testing processes and automation frameworks.

What skills do you need?

  • 2+ years of experience in Mobile QA, with a focus on automating tests for native iOS and Android applications;
  • Hands-on experience with automated testing tools for native mobile using Appium;
  • Strong preference for experience with Selenium Grid for scalable mobile test execution;
  • Understanding native mobile development principles is a plus;
  • Strong knowledge of software QA methodologies, tools, and processes, specifically within a native mobile context;
  • Experience with test management tools (such as Testiny or TestRail);
  • Comfortable with Agile Lifecycle Management methodologies;
  • Experience with development and CI/CD tools – IDEs / git / Jenkins;
  • Experience in writing clear, concise, and comprehensive test plans and test cases for native mobile applications;
  • Bonus: Experience testing on real devices and emulators/simulators;
  • Bonus: Experience with mobile performance testing tools and methodologies (e.g., profiling, load testing, network analysis) will be considered as a plus.

Why join us?

  • Competitive salary package;
  • Private health insurance;
  • Hybrid workplace;
  • Great coworkers;
  • Skilled senior developers who will help you to achieve your very best;
  • Interesting projects;
  • Working with globally recognized brands.

We thank all applicants for their interest, however only shortlisted candidates will be contacted.


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