Software Engineer

Part-Time General QA Engineer (Manual, Automation-Ready) – Boosta | Official website What we do Careers CONTACT US Part-Time General QA Engineer (Manual, Automation-Ready) We’re looking for a QA Engineer who can own test coverage for critical payment journeys, combining strong manual testing discipline with a practical understanding of automation frameworks. Part-time | QA job description WHAT YOU’LL DO: Test end-to-end payment and subscription workflows (initial payments, renewals, retries, refunds, cancellations). Validate API and webhook integrations with Primer, Stripe, and internal services. Execute and document manual exploratory, functional, and regression tests across web and API layers. Help define acceptance criteria with Product / Engineering; create clear, reproducible bug reports. Set up and maintain basic automated sanity/regression tests (e.g., Postman collections, Playwright, REST-Assured). Work with developers to embed test cases in CI/CD (GitLab + ArgoCD). Verify data accuracy across systems (Postgres, Kafka, ClickHouse). Support performance and reliability testing for high-volume transaction flows. Ensure testing practices align with PCI-DSS and AWS security standards. WHAT WE EXPECT FROM YOU: 3–5 years of QA experience, ideally in payments, fintech, or SaaS environments. Strong manual testing background: test-case design, defect management, exploratory testing. Working knowledge of API testing tools (Postman, Insomnia, Swagger). Basic understanding of test automation (Playwright, Cypress, Java / Python / JS scripting). Familiarity with SQL and inspecting data flows or logs. Experience testing asynchronous systems (e.g., webhooks, Kafka events). Good grasp of CI/CD pipelines and version control (Git). Detail-oriented mindset and clear written communication. Experience launching projects from scratch is a strong advantage. Do you want to know some details about this position? Kate will help! more details YOUR JOURNEY WITH US: Step 1: Pre-screen. Step 2: Technical interview with CTO. Step 3: Reference check. Step 4: Job Offer! WHAT WE OFFER: 28 business days of paid off. Flexible hours and the possibility to work remotely. Medical insurance and mental health care. Compensation for courses, trainings. English classes and speaking clubs. Internal library, educational events. Outstanding corporate parties, teambuildings. WHAT WE OFFER: Recommend a friend Haven’t found a vacancy that suits you? Maybe we will find something to offer you Send resume For CV / career questions [email protected] For all other questions [email protected] © 2014-2025 Boosta Start Up Factory OÜ Privacy policy send Thank you. we’ll be in touch soon. For CV / career questions [email protected] For all other questions [email protected] Apply for a vacancie Attach your CV send We will consider your application within 2 weeks. Or maybe faster! Kate Kravchenko ask a question Kate Kravchenko send Thank you. we’ll be in touch soon. SEND YOUR CV Attach your CV send We will consider your application within 2 weeks. Or maybe faster! SEND YOUR CV Attach your CV send We will consider your application within 2 weeks. Or maybe faster! Recommend a friend Attach your CV send We will consider your application within 2 weeks. Or maybe faster!