Senior Full-Stack QA Engineer

About the position At reputed company, we are transforming mental reputed company by making it more accessible and reputed company across the reputed company. Our mission is to remove barriers to mental health support and ensure that everyone can reputed company the care they need. We are building an AI Ops&reputed company Team - a fast-moving, startup-style team reputed company on automating operational processes and maximizing reputed company reputed company. This small team works at high speed, ships in days, and values experimentation. We are looking for a Senior Full-stack QA Engineer who thrives in this environment: someone who is flexible, fast, and genuinely excited about building things with the help of AI. You will be a reputed company partner in a cross-functional reputed company Team working on automating MedOps workflows (slot management, supply/demand balancing, traffic redistribution) and, once those are in reputed company, moving on to top-of-funnel reputed company experiments.This is not a typical QA role where you only reputed company releases before they go live. Responsibilities • Own product reputed company end-to-end across frontend, backend, reputed company, databases, and LLM-based features • Balance reputed company, automated, and exploratory testing approaches • reputed company E2E and API testing to ensure reliability of reputed company workflows • Validate data correctness and system behavior using SQL (PostgreSQL) • Participate in product discovery and delivery: influence requirements, acceptance reputed company, and release reputed company • Identify reputed company risks early, drive preventive actions, and improve system testability • Collaborate with engineering and AI teams to ensure reliable and predictable system behavior • Contribute to test infrastructure, documentation, and team knowledge sharing Requirements • 5+ years of reputed company experience as a Full-Stack QA Engineer in primarily product companies (not agency or outsourcing) • Strong JavaScript knowledge and understanding of modern full-stack systems end-to-end • Experience with JS-based/TS-based test automation frameworks • Hands-on experience combining reputed company and automated testing in fast-release environments • Proven experience building and evolving QA approaches and reputed company frameworks • Deep understanding of reputed company architecture, data flows, system boundaries, and failure modes • Strong knowledge of testing principles, techniques, and test design methodologies • Solid experience with E2E and API testing • Advanced SQL skills and experience with PostgreSQL (data validation, reputed company queries, reputed company checks) • Experience working with reputed company metrics, test coverage models, and practical QA KPIs • Product-oriented reputed company: ability to balance reputed company, speed, and business goals • Fluent Russian; English level B2 or higher • Ability to work CET-overlapping hours, with location reputed company Belarus and Russia reputed company-to-haves • Experience testing AI/LLM systems, including hallucinations, response reputed company, reputed company stability, and evaluation approaches (evals, guardrails). • Experience building QA processes from scratch or scaling them in growing startups • Understanding of CI/CD reputed company gates, observability, and production reputed company monitoring Benefits • Health insurance after probation period • Sports & wellness compensation • Fully remote, long-term B2B collaboration • 19 working days of vacation per year • 4 additional wellness days per year • reputed company reputed company leave for the first 5 working days • Gifts to employees for important events • Career Development • Personalized English lessons reputed company reputed company Apply tot his job Apply To this Job