Seeking a Senior Quality Engineer (QE3) with 7+ years in QA/software testing to design and implement AI-enabled test automation frameworks, validate AI/GenAI features (prompt-based validation, hallucination detection), and drive CI/CD and production monitoring for AI-integrated applications. Role emphasizes Playwright (TypeScript/JavaScript), Cursor and other AI IDEs, performance testing (JMeter/k6), and cross-functional collaboration across data science and engineering teams. Salary range: USD 77,000–118,000/yr.

Role involves manual testing (functional, regression, integration, smoke, ad-hoc) across Web, mobile and desktop apps; reporting bugs, maintaining test documentation and collaborating with development and product teams. Requires 4+ years testing experience and at least B1 English.

Role involves designing and supporting test automation frameworks (Playwright/TypeScript), creating CI/CD pipelines, performing API, UI and e2e testing, manual testing, performance testing (JMeter/Locust optional), developing test plans, logging and tracking bugs, and collaborating with developers and PM/Head of QA. Requires 3+ years in QA and automation with JavaScript/TypeScript; fully remote within CET, applicants from Europe (EEA, UK, Switzerland and listed non-EEA countries) are welcome.

The Advanced Software QA Engineer will create and manage test plans, validate end-user workflows, execute smoke/functional/regression/integration/UI testing, and document defects with reproduction steps and impact assessments. The role emphasizes risk-based, real-world testing, collaboration with Product, Design, and Engineering, and the responsible use of AI-assisted testing tools. The position is remote-first and the listed U.S. salary range is USD 77,000–118,000 per year.

The AI Quality & Evaluation Analyst partners with clients and product/engineering teams to translate use cases into evaluation frameworks, score AI responses against rubrics and ground truth, build prompt banks and golden sets, identify and escalate systemic risks (e.g., hallucinations), and maintain test coverage, dashboards, and quality reports to ensure AI outputs meet defined standards before go-live.

Responsible for deep SEON product expertise (signals, scoring, rules, device intelligence, data enrichment), integration correctness, end-to-end antifraud process definition, and QA/testing of fraud flows. The role requires collaboration with product, risk, compliance and engineering to optimise decision logic and metrics (fraud rate, false positives, approval rate). Remote role working within Central European Time; applicants across Europe (including EEA, the UK, Switzerland, Ukraine, Moldova, Georgia, Armenia, Montenegro, Turkey and other European locations) are welcome.

Fully remote QA Engineer role (work within CET) focused on ensuring quality of fintech payment products through functional, UI, API, integration, and exploratory testing. Responsibilities include designing test strategies, writing reusable test cases, validating APIs and UI across devices/browsers, reporting bugs, and collaborating with product, design, and engineering teams.