Senior QA Engineer

Senior QA Engineer (Founding / Automation & Release Infrastructure) Location: New York, NY Company Stage: High-Growth Consumer Fintech / Crypto Office Type: Onsite Salary: $200,000 - $400,000 Base + Equity This high-growth fintech platform is building a real-time prediction market that allows users to trade on outcomes across global events. Operating at the intersection of finance, media, and crypto, the platform processes billions in trading volume and is rapidly becoming a new source of truth for real-world probabilities. With increasing scale and complexity, the company is investing in foundational engineering functions to support reliability, trust, and user safety. What You Will Do Build the quality assurance function from the ground up, defining testing strategy and standards Design and implement automated test infrastructure across web apps, backend APIs, and critical transaction flows Own release quality by defining testing processes that balance speed and reliability Deeply understand product behavior to identify high-risk areas, especially in trading and financial flows Integrate automated tests into CI/CD pipelines to catch issues before production Establish bug tracking, reporting, and quality metrics visibility across engineering Partner closely with engineering and product teams to ensure high-quality releases Hire and mentor a small QA team as the function scales Ideal Background 3+ years of experience in QA Engineering or SDET roles, preferably in fast-growing startups Proven experience building automated test frameworks from scratch Strong experience with modern testing tools (e.g., Playwright, Cypress, or similar) Full-stack testing experience across frontend applications and backend APIs Experience testing financial, trading, or high-stakes transactional systems Familiarity with TypeScript or Python for automation Experience integrating testing into CI/CD workflows (GitHub Actions, CircleCI, etc.) Strong communication skills with ability to influence engineering decisions and quality standards Comfortable operating in ambiguous, fast-paced environments with high ownership Compensation and Benefits Competitive base salary + equity Unlimited PTO Full health, dental, and vision coverage 401(k) with employer match High-impact, foundational role with ownership over QA strategy and team building Opportunity to define quality standards for a platform handling real money at scale This role is ideal for a builder-type QA engineer who wants to define what "quality" means at a company where correctness, reliability, and speed directly impact real financial outcomes. Recruiting from Scratch