Senior QA Engineer - Discovery platform

About IP Fabric Join a pioneering force in network automation! At IP Fabric, we enable people to uncover the truth about their networks. Built by network professionals and industry experts, our innovative solutions are transforming how enterprises manage their networks. As a post-Series B company, we're expanding rapidly across Europe, the U.S., and beyond. About The Role We are looking for a Senior QA Engineer to join our Discovery Platform team. Our platform models large-scale, real-world enterprise networks. Customers rely on its outputs for operational and security-critical decisions. That means backend reliability, deterministic behavior, and safe releases are essential. The Discovery Platform is a core part of IP Fabric with major impact on its business. As a Senior Quality Engineer you engineer quality into complex backend systems. You take ownership, improve quality of the team’s area of responsibility and engage in the whole development cycle. What You’ll Do Closely collaborate with developers to deliver features & fixes in quality Bring quality mindset to the whole development cycle from planning to release Improve the way we work Define and monitor quality metrics Write automated tests and participate in manual testing Maintain CI/CD infrastructure What You'll Need Programming experience (JavaScript/TypeScript) Back-end test automation expertise (unit tests, integration tests, API testing, mocking) Linux & Shell Basic SQL knowledge Nice to Have Exposure to AI-assisted development workflows End-to-end testing expertise, Playwright Python Networking or Network Engineering knowledge Hands-on with containers and virtualization Hand-on with CI/CD pipeline Tech Stack Frontend: React Backend: Node.js, TypeScript, Express.js QA tooling in Python Messaging: RabbitMQ Data: PostgreSQL, Redis Tooling: GitLab CI, Nx monorepo, esbuild Benefits & Perks 25 days of holidays + 5 flexi-days. Pluxee Flexi Card (up to 16 000 CZK per year) Full remote or hybrid role depending on your choice. Anniversary rewards. Collaboration with diverse, international teams. A pet-friendly office at IP Pavlova. Complementary and yummy snacks, coffee, brew and refreshments. Regular team and company events. Join us to experience the unique culture of a founder-led startup, where from top to bottom everyone is hands-on and has a chance to make a tangible impact on influential enterprises worldwide. Being part of IP Fabric means being part of a flexible environment that prioritizes work-life balance and growth opportunities.