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nexos.ai careers

QA Engineer | Mid-Senior

Vilnius

nexos.ai is an AI orchestration platform that helps our customers deliver game-changing AI solutions. With advanced automation and intelligent decision-making, nexos.ai makes AI practical and scalable for real-world use.

The QA department ensures our software products are of the highest quality and efficiency. We are a dedicated team of inspectors who carry out audits to validate quality criteria for customers, management, certifiers, and other stakeholders.

Main Responsibilities:

  • Design, execute, and automate E2E tests;
  • Work on end-to-end testing strategies to ensure comprehensive coverage;
  • Improve and extend the existing test framework;
  • Perform functional and non-functional testing to validate application functionalities;
  • Work in a team on establishing a quality improvement strategy, taking ownership of quality assurance efforts;
  • Implement solution recipes and frameworks for test automation, infrastructure monitoring and release engineering;
  • Maintain and evolve testing policies and standards.

Core Requirements:

  • Experience with both frontend and backend testing;
  • Hands-on experience with automation and knowledge of modern testing frameworks;
  • Proficiency in scripting languages (JavaScript, TypeScript);
  • Experience with Playwright or Puppeteer; 
  • Familiarity with testing theory and methodologies;
  • Proactive mindset with a focus on continuous improvement;
  • Adaptivity to product changes and process improvements;
  • Deep analytical and problem-solving skills;
  • Strong verbal and written communication skills in English.

Bonus Point For:

  • Experience with AI-driven or low-code/no-code testing frameworks;
  • Familiar with test impact analysis, self-healing, and ML-based defect prediction;
  • Understanding of performance testing tools (e.g., k6, work);
  • Hands-on experience with GitHub/GitLab workflows, containers, and virtualized environments.

Tools You'll Use:

  • Git
  • Playwright (FE) + Jest (BE)
  • Xray
  • Containers and Virtual Machines
  • Jira & Confluence
  • Postman / Insomnia

Salary Ranges:

Gross salary is 3100 - 4800 eur/month

What we offer

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    QA Engineer | Mid-Senior · Vilnius

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