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Tabby • Belgrade, Central Serbia, Serbia
Salary: 22 pa
Role & seniority: Senior QA Engineer (Full-Stack: Backend & Mobile)
Backend: Go for automation; APIs/microservices
Frontend/mobile automation: TypeScript + Playwright; XCUITest; Kaspresso
CI/CD, containers: Docker, Kubernetes; cloud platforms
QA/observability: Allure (or equivalent), Prometheus, Grafana, Datadog, New Relic
Design and implement automated test suites (unit, integration, API, end-to-end) for mobile app and backend
Define/maintain QA processes, standards, test planning, execution, reporting; ensure testability and early issue detection
Manual testing of iOS/Android apps and backend services; investigate production issues and contribute to root-cause analysis
5+ years QA experience with hands-on mobile and backend testing
Strong mobile testing (iOS/Android) and backend/API testing in microservices
Experience with test automation (Go for backend; TypeScript + Playwright; XCUITest; Kaspresso)
Familiarity with CI/CD, Docker/Kubernetes, cloud platforms
Observability/reporting tools (Allure or equivalent); monitoring tools (Prometheus, Grafana, Datadog, New Relic)
English communication
Experience in financial/fintech domains
Technology-agnostic mindset; ability to learn/adapt to stack
Experience with test strategy, release quality, and deployment pipelines
Senior QA Engineer (Full-Stack: Backend & Mobile)
Department: Risk Technologies, Engineering
Employment Type: Full Time
Location: Remote/Serbia
Reporting To: Alexandr Babich
Description Tabby creates financial freedom in the way people shop, earn and save by reshaping their relationship with money. Over 15 million users choose Tabby to stay in control of their spending and make the most out of their money.
The company’s flagship offering allows shoppers to split their payments online and in-store with no interest or fees. Over 40,000 global brands and small businesses, including Amazon, Noon, IKEA, and SHEIN use Tabby to accelerate growth and gain loyal customers by offering easy and flexible payments online and in stores.
Tabby generates over $10 billion in annual transaction volume for its partner brands and is the highest-rated, most-reviewed, largest, and fastest-growing FinTech in the GCC region.
Tabby launched in 2019 and has since raised +$1 billion in equity and debt funding from global and regional investors, and is now valued at $4.5 billion.
We are looking for a Senior QA Engineer that would design the testing strategy, perform hands-on mobile and backend testing, and build the automation and monitoring needed to launch a reliable product quickly.
Design and implement automated test suites: unit, integration, API, and end-to-end, covering both mobile app and backend Define and maintain QA processes and standards, introducing best practices for test planning, execution, and reporting Manual testing of mobile applications (iOS/Android) and backend services in a microservice architecture Collaborate closely with developers, product managers, and designers to ensure testability and early detection of issues Drive continuous improvement of release quality, deployment pipelines, and overall developer productivity Investigate and troubleshoot production issues, contributing to root-cause analysis and long-term fixes
Backend automation: Go
Frontend/test automation: TypeScript + Playwright
Mobile automation frameworks: XCUITest, Kaspresso Familiarity with CI/CD pipelines, containerized environments (Docker/Kubernetes), and cloud platforms Familiarity with test reporting and observability tools such as Allure or equivalent Solid understanding of monitoring and observability tools (e.g., Prometheus, Grafana, Datadog, New Relic) and setting up alerts/dashboards Strong communication skills in English We take a technology-agnostic approach to hiring. If you have solid QA fundamentals and are open to learning and adapting to our stack, we’d love to hear from you.
Relocation support is available to our hubs in Armenia, Georgia, Serbia, Portugal, and Spain, including flights, temporary accommodation, legal setup (if needed)