Senior Software Engineer in Test (Full-Stack/Python)

You ll create challenging coding test cases that push AI coding systems to their limits Review and refine realistic coding tasks based on provided production codebases with realistic scope requirements and information sources Write comprehensive functional tests that validate actual end-to-end behavior and edge-cases not just superficial checks Craft fair but hard challenges where the AI has all the context it needs but has to work for it information scattered across files and external sources complex reasoning required Analyze AI failures to understand what the model struggles with vs what it masters Iterate based on feedback from expert QA reviewers who score your work on 7 quality criteria This opportunity is a good fit for experienced developers software engineers and or test automation specialists open to part-time non-permanent projects Ideally contributors will have Degree in Computer Science Software Engineering or related fields 5 years in software development primarily Python pytest async await subprocess file operations Background in Full-Stack development with an equal focus on building React-based interfaces and robust Back-end systems Experience writing tests functional integration not just running them Docker containers running evaluations locally in containers CI CD understanding GitHub Actions as a user triggers labels reading results English proficiency - B2 Please submit your CV in English and indicate your level of English proficiency. This opportunity is a good fit for experienced developers, software engineers, and/or test automation specialists open to part-time, non-permanent projects.