QA Engineer (Automation + Functional)

QA Engineer (Automation + Functional) RhythmScience, Inc. · Remote (US, West Coast hours preferred) · Full-Time RhythmScience builds clinical-grade remote monitoring software for cardiac care. Our platform is used by cardiology practices and health systems across the US to monitor thousands of patients. We're a growing Series A company building the infrastructure layer for cardiac care delivery. We're looking for an engineer who owns software quality hands-on, from building automated test coverage to partnering with product on test plans before a line of code is written. --- What you'll do - Build and maintain automated end-to-end and regression tests (Playwright) and keep them running reliably in CI/CD - Run functional, regression, and integration testing across our web and mobile apps - Partner directly with product and engineering to develop test plans for new features. You'll be involved early, helping define acceptance criteria, not handed a finished spec to validate - Help define release readiness criteria and quality gates as the team grows - Triage, reproduce, and clearly document defects; track quality signals (escaped defects, coverage, flake rate) and surface them to the team - Improve our testing tooling and processes as we scale --- What we're looking for - 3+ years in software QA with hands-on automation experience (Playwright or equivalent) - Comfortable writing test plans from product requirements and owning them through release - Experience integrating automated tests into CI/CD pipelines - Pragmatic and self-directed in a fast-moving startup. You build the process, not just follow it - US-based with solid West Coast (PT) overlap for day-to-day work with product and engineering - Strong written communication for clear, reproducible bug reports and test documentation --- Nice to have - Experience testing HIPAA-compliant systems or an understanding of PHI data-handling requirements - API testing experience, or familiarity with EHR integrations (HL7/FHIR) - Background in healthcare SaaS, RPM, or clinical data platforms --- What we offer - Base salary $95,000-125,000 DOE - Meaningful equity at a growth-stage company - Full benefits, remote-first culture