Senior QA Engineer

Senior QA EngineerAs a Senior QA Engineer, you will be responsible for quality in a new product squad working in US hours on a crypto payment platform. The role is automation-first: you write and maintain automated tests on top of a shared test framework, move routine regression into CI, and complement automation with hands-on exploratory and acceptance testing for client-facing releases. Success means the squad ships client-facing functionality confidently.Key ResponsibilitiesOwn the test strategy and execution for the squad: acceptance, exploratory, and regression testingWrite and maintain automated UI and API tests on the shared test frameworkOwn and prioritize the automation backlog; move routine regression into CI so releases are not blocked on manual passesReview product requirements and acceptance criteria with product and engineering, providing feedback before development startsVerify client-facing releases and run acceptance testing before they reach clientsCommunicate with stakeholders and third-party vendors about ongoing product issuesMaintain QA documentation and reports, including release testing and escaped defects reportsRequired Qualifications5+ years of experience as a QA Engineer on web applicationsStrong experience writing and maintaining automated test scripts for UI, API, or backend testsGood programming skills in TypeScriptProficiency in a modern automation framework, i.e. PlaywrightExperience integrating automated tests into CI/CD pipelinesHands-on manual testing skills: exploratory, regression, smoke, and acceptance testingHands-on experience with API testing tools such as Insomnia or PostmanProficiency in writing SQL queries for testing and data verificationUnderstanding of the test pyramid and automation strategyProficient use of AI tooling in test design and coding, with critical review of AI-generated outputPrior crypto experience is optional; building a working understanding of crypto and stablecoin payment flows on the job is a mandatory part of the roleHigh agency: you raise quality risks while they are still cheap to fix and drive them to a decisionStrong written and verbal communication in EnglishPreferred ExperienceFintech, payments, or crypto domain experienceExperience with Jira and TestRail (or similar products)Experience configuring CI/CD pipelines (e.g. GitLab CI)Experience with Agile/Scrum methodologies and shift-left practicesPerformance testing experienceReporting StructureReports to: Engineering Manager.LocationRemote. USA, Argentina, or Brazil. The role works US business hours (Eastern Time).Compensation and BenefitsAs an independent contractor, you'll enjoy the flexibility to determine how and when you deliver your work, while partnering closely with our team to meet agreed milestones and business objectives. Compensation and engagement terms will be outlined in your contractor agreement.Additional BenefitsCompany issued laptopTechnology AccessoriesAnnual In-Person Full-Team Meetup