Top QA Engineer Jobs in Prague

Lead quality assurance for medical devices and combination products across development and sustaining lifecycles. Provide risk-based design control and quality system oversight, review complaint investigations, support post‑market activities, partner with cross‑functional teams, and drive process improvements to ensure regulatory compliance and patient safety.

Own and prioritize the product backlog for customer-facing mobile apps, write user stories and acceptance criteria, collaborate with engineering, UX/UI, QA and analytics, support discovery and go-to-market activities, monitor customer behavior and KPIs, and deliver incremental product improvements across European markets.

The QA Automation Engineer will design and execute automated end-to-end tests, report bugs, perform testing, and maintain test frameworks.

Lead and implement automation testing strategy, design and run automated test suites (functional, integration, load, distributed, chaos), mentor engineers, maintain frameworks and CI/CD pipelines, report quality metrics, and collaborate with product and development teams to improve testing processes.

Contribute to testing cycles for reference data management: design and execute tests, automate and maintain test frameworks, collaborate to resolve defects, ensure data integrity, produce test reports, and participate in Agile ceremonies to drive continuous improvement.

Design, implement, and maintain test strategies and automated tests for backend services, APIs, data pipelines, and web applications. Identify and document defects, improve test coverage and reliability, integrate tests into CI/CD, and collaborate with engineers and product teams to prevent issues and ensure production reliability. Participate in debugging using logs, metrics, traces, and database queries.

The Sr. QA Auditor conducts independent audits for compliance with regulations, manages quality issues, and provides consultation on policies and procedures in the pharmaceutical industry.

The Senior QA Engineer will co-design test strategies, implement automated tests in Kotlin, and improve testing pipelines within a collaborative engineering team.

As a Senior QA Engineer, you will design and implement automated tests, collaborate on test strategies, and enhance testing pipelines while ensuring a user-centric approach in a cloud-native communication platform.

Design and execute comprehensive test plans for dApps and smart contracts, perform unit/integration/end-to-end testing, run security audits and vulnerability assessments, automate tests within CI/CD pipelines, monitor quality metrics, debug issues, and collaborate with developers and product managers to ensure reliable DeFi/EVM-compatible applications.

Investigate and reproduce customer-reported issues, create actionable bug reports, design and run manual and automated test plans, validate fixes, improve automated coverage, and track quality metrics for Kestra OSS and Enterprise editions.

Design, develop, and maintain cross-platform automated tests and CI for Maven/Gradle workflows in IntelliJ IDEA; expand coverage, reduce flakiness, debug failures, track quality metrics, and collaborate with QA and developers.

Lead QA for the Site Intelligence product: build QA processes and standards, design and implement scalable test automation for backend APIs, UI, microservices and data pipelines, validate cross-system integrations, and integrate automated tests into CI/CD. Partner with product, engineering, and infrastructure teams to embed quality throughout the development lifecycle and ensure reliable staging and release processes.

Join the Remote Development QA team to perform functional, exploratory, regression, and acceptance testing; own test areas, report and verify defects, expand and maintain test cases, monitor and extend UI test automation, and collaborate with developers, product stakeholders, and support to ensure product stability and release readiness.

Lead and architect end-to-end QA automation for a distributed data SaaS platform: build scalable frameworks, embed tests in CI/CD, drive integration/API/performance/data-integrity testing, eradicate flaky tests, mentor engineers, own release quality sign-off, collaborate across product and engineering, and apply AI tools to accelerate testing and optimize QA metrics.

Build and maintain automated test suites for smart contracts and UIs, integrate testing into development, identify and track bugs, improve test frameworks, and ensure comprehensive coverage for new features.

Own web QA across website, checkout, and B2B product. Design and build test infrastructure, define coverage strategy, and run regression, smoke, end-to-end, and integration tests. Implement web test automation (Playwright/Selenium), API testing (Postman), integrate tests into CI/CD, investigate root causes, file actionable Jira/X-ray tickets, and apply AI tooling where useful. Perform manual testing when needed and collaborate with product, developers, and design.

Design and run performance, load, and scalability tests for Veeam products; build enterprise-grade test environments; identify bottlenecks; collaborate with developers, QA, and product teams to resolve issues and maintain performance test labs.

Design, document, and execute test cases across functional, integration, regression, performance, and API testing. Track and report defects using tools like JIRA/Confluence, collaborate with cross-functional Agile teams, support UAT, and continuously improve QA processes to ensure end-to-end business process quality.

Perform 50/50 manual and automated testing in Python, extend and stabilize an existing automation framework, design test strategies, integrate tests into CI/CD, conduct API, performance and load testing, collaborate with developers and stakeholders, and improve QA processes.

Perform manual and automated testing across web, mobile, APIs, backend services, and blockchain integrations. Build and maintain Python-based test frameworks, investigate issues across distributed systems, analyze logs/metrics/network traffic, contribute to release validation and automation, and collaborate with product, engineering, and DevOps. Use AI tools to accelerate testing, support incident analysis, and proactively improve testing coverage and product reliability.

Design, build, and maintain end-to-end test automation frameworks (UI, API, smart contracts, wallet flows), write Web3-specific tests, integrate suites into CI/CD, improve coverage, and promote quality across engineering using AI-assisted tooling.

Lead GCP quality for Prilenia's clinical programs from startup through inspection readiness. Oversee CRO and vendor QA, eTMF quality, CAPA resolution, audits, and regulatory inspection responses. Provide GVP and GLP QA oversight, author SOPs, define quality metrics, build a fit-for-purpose QMS, mentor QA staff, and represent QA in cross-functional governance.

Lead manual testing efforts: own test strategy and plan, define testing scope, coordinate and execute testing activities, collect and report results, communicate status, provide Go/No-Go decisions, and drive continuous improvement to ensure reliable, business-aligned product delivery.

Responsible for software quality assurance including designing test cases, executing tests, documenting results, and collaborating with teams to resolve defects.