Top QA Engineer Jobs in Krakow

Manual QA Engineer responsible for requirements analysis, functional and regression test design and execution, test documentation, defect investigation and tracking, and collaboration with developers and Product Owners. The role tests mobile, web, and client/server applications and requires REST API, SQL, debugging tools, and third-party integration experience. The position emphasizes root-cause analysis, technical problem-solving, communication, organization, and strong English skills.

Leads reliability, quality, testing, observability, and production-readiness practices for enterprise AI solutions. Establishes automated testing and AI validation frameworks, monitors system health and model quality, improves operational resilience, and oversees incident management, risk assessments, root cause analysis, and executive reporting. Partners with engineering, platform, data, security, product, and business teams to deliver dependable, measurable, production-ready AI systems.

Senior QA Engineer responsible for designing backend integration, API contract, end-to-end, and performance test strategies. The role automates test environments and scenarios, maintains development test environments, improves quality verification processes, collaborates with developers and DevOps, tracks defects, and uses AI coding assistants to accelerate automation and documentation for network services.

Build and maintain Playwright and TypeScript automated tests for financial data and payment systems. Perform API, backend, functional, integration, regression, system, and manual testing; validate data integrity; analyze logs; debug issues; document defects; and collaborate with engineering and product teams to improve test coverage and software reliability.

Test financial market data, order entry, and trading applications through functional, automated, performance, stress, resilience, and use-case testing. Work within agile development teams to validate product features and develop automated tests using Python, Bash, Linux/Unix systems, and an internal test framework. Collaborate across global jurisdictions and maintain high-quality enterprise products.

Perform manual testing of native and hybrid iOS and Android applications, including functional, regression, UI/UX, compatibility, integration, and device testing. Create and maintain test documentation, investigate network traffic, logs, and API calls, troubleshoot mobile development tools, validate third-party integrations, and report and verify defects. The role requires collaboration across mobile app releases and deployment platforms.

Design, build, and maintain automated test suites (UI, API, integration) using Python/pytest and Playwright/Selenium. Embed with engineering squads to write in-sprint automation, run regression pipelines in CI/CD, author/execute test plans, identify and track defects, and improve test reliability and coverage across functional, performance, and basic security scenarios. Manage projects, share best practices, and support continuous quality improvement within the Krakow QA team.

Develop and execute automated API, integration, web, and mobile tests. Build end-to-end suites, validate partner integrations, and ensure reliable conversion and payment flows. Investigate issues with developers and stakeholders, design scenarios involving mocked dependencies, and apply AI in testing. Preferred experience includes CI/CD integration, performance testing, API security scanning, and structured GenAI workflows.

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.

Validate end-to-end product data migration into Akeneo PIM from ERP and Cloudinary, verify Akeneo configuration and data governance, inspect exported XML for SFCC schema compliance, monitor SFCC import jobs, and triage defects between source data and transformation bugs.

Define and execute quality strategy for international systems integration projects. Manage quality deliverables, QMS processes, audits, ISO 9001 compliance, root cause analysis, CAPA, and continuous improvement. Partner with deployment teams and leadership to align quality metrics with business objectives, analyze deployment impacts, and improve processes using data analysis and statistical quality tools.

Verifies customer software by analyzing technical documentation, building applications across multiple programming languages, diagnosing build issues, and validating functionality against requirements. Performs end-to-end testing using manual and automated methods, documents bugs, communicates findings to clients and teams, and contributes to improving verification processes. The role requires broad knowledge of development environments, databases, Git, APIs, build tools, cloud technologies, and programming languages.

Monitors affiliate and sales managers’ partner communications across Telegram, Skype, and email. Reviews tone, accuracy, compliance, response times, and SLA adherence; identifies risks and escalates critical cases. Provides constructive feedback, maintains communication standards and error records, prepares quality reports, and supports process improvements. The role requires strong written English, objectivity, responsibility, stress resilience, and the ability to understand affiliate and iGaming operations.

Develop and maintain automated API, UI, integration, regression, and performance tests using Robot Framework and Python. Build testing frameworks, write custom libraries, perform MCP load testing, integrate tests into CI/CD pipelines, maintain reports and metrics, collaborate with developers on test coverage, and participate in code reviews. The role requires web and mobile testing experience, Agile and SAFe knowledge, test management expertise, and strong communication skills.

Analyzes requirements, designs comprehensive test plans and cases, executes manual and automated testing, documents defects, evaluates test coverage, conducts risk assessments, and communicates testing progress and recommendations. Collaborates with developers, analysts, product owners, and stakeholders throughout the SDLC. The role also supports API, cloud, database, integration, performance, reliability, and data integrity testing, with Jira, Agile/Scrum, automation, and CI/CD experience preferred.

Designs and maintains end-to-end automated testing across AWS web applications and Salesforce workflows. Automates cross-platform user journeys, Salesforce Lightning UI tests, REST API integrations, webhooks, secure queues, and database validation using SOQL. Integrates test suites into Git-based CI/CD pipelines while ensuring secure, reliable synchronization of DevOps data between cloud microservices and Salesforce.

Design and maintain automated test frameworks for document-generation workflows, validating documents against system state, business rules, templates, and expected formats. Implement CI/CD quality gates, test Document Management System integrations, and ensure versioning, metadata, workflows, audit trails, traceability, reproducibility, data integrity, and GxP/CSV compliance.

Designs scalable automation frameworks for API, integration, contract, regression, architectural, performance, and scalability testing. Builds automated CI/CD quality gates, validates API and data contracts, backward compatibility, schema evolution, and architectural invariants. Applies property-based and mutation testing, troubleshoots automation failures, and improves testing reliability. Collaborates with software engineers, architects, DevOps, and data engineering teams to strengthen quality practices across distributed systems.

QA Engineer responsible for testing web and mobile applications across frontend, backend, iOS, and Android. The role owns Playwright automation, API and database validation, defect investigation, specification review, customer issue triage, and release-readiness evidence. Success requires strong root-cause analysis, cross-functional collaboration, Polish and English communication, and practical use of AI to improve testing and engineering workflows.

Lead QA efforts for energy software: plan and execute automated and manual tests, integrate tests into CI/CD (Azure DevOps), use Zephyr Scale for reporting, validate with lab equipment, collaborate with developers and product teams, mentor others, and develop power systems domain expertise.

Manual QA engineer for mobile and web games: write and execute test plans and cases (UI/UX/functional/exploratory), perform regression testing, track and investigate defects, perform root-cause analysis of production incidents, estimate test activities, and collaborate closely with product and development teams.

Design, develop, and maintain automated API and UI tests using Robot Framework; perform load and performance testing with k6; extend tests with Python libraries; integrate tests into CI/CD; analyze performance metrics; collaborate with developers and participate in test code reviews and reporting.

The Senior QA Engineer will enhance quality assurance processes by writing test automation scripts, advocating for testing standards, and improving CI/CD integration.

Build and maintain automated QA frameworks using Python, PyTest, and Selenium. Create and execute feature test cases, perform API, backend, and manual testing, analyze logs, debug system behavior, and document defects. Collaborate with engineering and product teams to validate APM Gateway features, improve testing practices, and deliver stable software.

Perform comprehensive manual testing of web, backend, mobile applications, APIs, and end-to-end workflows for a vaccine management platform. Create and execute test plans and cases, document and track defects, validate integrations with Epic and customer systems, and ensure accurate, reproducible test results. Collaborate with developers, business analysts, product managers, designers, and automation teams throughout the software development lifecycle. Participate in hiring interviews and contribute to continuous process improvement.