Gen(AI) Test Engineer

About usAt Sixsentix, we don’t just test software - we accelerate innovation. As a leading provider of quality assurance & software testing services, we empower global enterprises to deliver high-quality solutions continuously faster and smarter. Our secret? A fearless blend of cutting-edge tools, proven methodologies and an approach that thrives on bold ideas.Across all industries, we are the driving force behind some of the most successful digital transformations and platform innovation in Europe and beyond.Why Join Us? Impact from Day One: Your work will directly shape the digitalization of leading companiesExpert Collaboration: Work alongside some of the brightest minds in quality assurance and testingGlobal Reach, Local Support: Be part of a diverse, international team with consultants in Switzerland, Serbia, Austria, Germany, Poland and the UAEContinuous Learning: We champion growth - through training, mentorship and a culture that celebrates curiosityInclusive Culture: We value diversity and believe that different perspectives make us stronger Who We’re Looking For You are a driven, team-oriented professional who thrives in dynamic environments. You enjoy solving complex problems, collaborating across borders and delivering exceptional value to clients as consultant. At Sixsentix, you will find a place where your ideas matter and your growth is a priority. What we offer Significant professional development in the rapidly evolving AI governance spaceChance to work with cutting-edge AI technologiesExposure to emerging regulatory frameworks and industry standardsOpportunities to influence AI strategy at the enterprise levelEngaging projects across various sectors A community of skilled professionals in Quality Assurance and ITFlexible working hours with the option to work from homeTeam events designed to help you connect and share knowledge with your colleagues Attractive fringe benefits, such as extra holidays, sports support, tenure awards and moreYour responsibilitiesAI System Validation & TestingDesign and implement testing frameworks for LLM-based applications, multi-agent systems and RAG pipelinesEvaluate AI outputs for conciseness, completeness, semantic accuracy, factual correctness, contextual relevance, tone consistency, bias, safety and complianceImplement governance workflows, risk scoring methods and compliance reportingSet up continuous monitoring for production AI systems, with automated alerts for anomaliesTesting Infrastructure & AutomationValidate LLM APIs across multiple providers using tools like Postman, REST Assured and pytestIntegrate AI testing suites into CI/CD pipelines for regression testing, benchmarking and deployment gatesManage version control for prompts and test cases using Git and leverage MLOps tools such as MLflow or Weights & BiasesData Engineering & EvaluationManage diverse data formats (JSON, CSV, Parquet, JSONL) and build evaluation datasets from real-world scenariosDesign automated metrics and human-in-the-loop workflows, including inter-annotator agreement processesCreate and maintain domain-specific evaluation benchmarks and ground truth datasetsFurther ResponsibilitiesBuild a high-performing team and serve as the subject matter expertCultivate and strengthen long-term client relationships, focusing on retention and business growthContribute with your knowledge and experience within the Sixsentix test consulting communityYour profileProven hands-on experience in GenAI application development (prompt engineering, API integrations, output workflows)Familiarity with RAG concepts, vector databases, embedding strategies and multi-agent systemsStrong understanding of GenAI challenges such as hallucinations, prompt sensitivity, consistency issues and output variabilitySolid software testing background in enterprise environments, with the ability to communicate technical concepts to varied stakeholdersProficiency in API testing frameworks, CI/CD integration and Git-based collaborationData handling expertise and knowledge of evaluation methodologies for AI performance and risk assessmentSelf-starter mindset, comfortable working in ambiguous environments to define new testing methodologies and quality standardsPassionate about ensuring AI systems are safe, reliable and beneficial for end usersDemonstrate outstanding communication and presentation skills beyond pure technical expertiseWe look forward to receiving your electronic application (CV, reference letters, etc.) by email to careers.ch@sixsentix.com. Find more information about Sixsentix on www.sixsentix.com Please note that we only accept profiles from recruitment agencies with a written consent of our company. If there is no agreement given by Sixsentix Human Resources and should we anyway receive a dossier, we will feel free to get in touch with the candidate without owing a fee to any party. Through the submission without our consent, you agree to our stated terms.