Top QA Engineer Jobs in Krakow

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.

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.

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.

Assess and score client interactions (calls, chats, emails) against QA and regulatory standards using ScoreBuddy, identify conduct and Consumer Duty risks, perform root-cause analysis on negative outcomes, and deliver evidence-based feedback to drive coaching and quality improvements.

Designs, develops, executes, and automates QA tests for NVIDIA Ethernet switch features and releases. Reviews architecture and requirements, performs regression, performance, functional, and security testing, reports and reproduces bugs, investigates root causes, verifies fixes, and develops Python-based automation frameworks and APIs.

Lead quality validation for virtual networking silicon and software by reviewing designs, developing Python and Pytest automation, executing functional, performance, and security tests, debugging defects, validating fixes, and collaborating with R&D throughout feature development. The role requires deep networking protocol expertise, Linux proficiency, and experience testing technologies including BGP, EVPN, VXLAN, QoS, and RoCE.

Own quality assurance for multiple software projects, participate in design and requirements reviews, lead automated testing, and plan and execute database, integration, functional, and UI/UX tests. Analyze results, recommend process improvements, and mentor junior colleagues while working in agile teams with rapid release cycles.

Designs and executes manual, automated, regression, performance, functional, and security tests for a network simulation platform. Responsibilities include simulating network architectures across multiple operating systems, validating configurations against physical environments, reviewing requirements, developing Python automation frameworks and APIs, documenting and reproducing defects, debugging issues, and verifying fixes. The role requires strong networking, switching, routing, Linux, Python, and WebUI/API automation expertise.

Lead a team of five QA engineers and own quality strategy across NedGraphics and Optitex products. Transform QA into an automation-first, AI-enabled function, establish quality standards and release gates, expand desktop test automation, reduce manual regression testing, and contribute hands-on to test design and defect analysis. Develop team members, collaborate with engineering and product leaders, and deliver measurable process improvements across globally distributed teams.

Lead and coordinate automated testing standards and implementations across business units for a web microservices environment. Design unified test strategies, oversee test infrastructure and reporting, drive adoption of automated functional, regression, performance and load tests, mentor teams, and ensure consistent high-quality software delivery.

Test mobile and web games through functional, UI/UX, exploratory, and regression testing. Create and execute test cases and plans, report and track bugs, validate data with SQL, support releases and production investigations, and collaborate with developers, product owners, and other QA engineers to improve testing processes and product quality.

Lead design, development, and maintenance of automated test frameworks across frontend (30%) and backend (70%). Plan and execute integration, system, E2E, UAT, and performance testing; collaborate with developers; mentor teammates; run tool evaluations/POCs; and drive improvements in testing strategy and CI/CD pipelines.

Coordinates QA activities across complex Salesforce delivery projects, serving as the primary quality contact among internal teams, customers, and external testing providers. Manages quality gates, test evidence, deliverable registers, defect lifecycles, triage, risk analysis, release readiness, and audit documentation. Communicates quality status and blockers to stakeholders while improving governance and testing processes. Requires experience with Salesforce testing, Jira, static analysis tools, SDLC, and AI-powered software delivery assistants.

The QA Automation Engineer will focus on API/integration testing, maintain test environments, and implement AI-powered solutions while ensuring product quality.

Manual and automated QA for Pod releases: run local/staging environments, submit transactions, verify APIs/receipts/state, reproduce and report bugs, write end-to-end and headless browser tests, and build release checklists and automation.

As an Automation QA Engineer, you'll test payment integrations, define test scope, develop automation plans, and build reliable automated tests to ensure product quality and continuous improvement.

Lead a hybrid QA team to own testing lifecycle from requirements to release. Design and run manual and automated web, mobile, and API tests, develop test frameworks, improve CI pipelines, mentor engineers, track defects, and ensure high-quality releases.

Perform functional, regression, smoke, and exploratory testing of web and enterprise applications. Create and maintain test cases and documentation, analyze requirements, test REST APIs, verify data with SQL, reproduce and investigate issues with developers, participate in refinement and release testing, and help improve testing processes and coverage.

Lead development of Netwrix Privilege Secure Discovery: design and implement backend services, REST APIs, and React/Redux UIs; build scalable data scanning and classification pipelines; improve performance, reliability, and security; participate in design and code reviews; debug and deliver production-quality features.

Develop and maintain automation testing frameworks, execute tests, and implement AI-driven quality practices while collaborating with product teams.

The role involves designing and maintaining automated testing frameworks for web and backend applications, integrating tests into CI/CD pipelines, and conducting performance testing while collaborating with development teams.

Lead QA efforts for web and mobile applications by creating test strategies, executing manual and automated tests, integrating tests into CI/CD, performing cross-browser and performance testing, leveraging AI-driven testing tools for smarter test generation and visual regression, reporting defects, and producing quality metrics and documentation to ensure scalable, resilient releases.

As a Quality Assurance Engineer, you will test software, validate new features, perform regression testing, and manage user-reported bugs.

The Manual QA Engineer will define testing strategies, plan testing processes, document quality initiatives, and engage with clients on quality definitions. Requires 5+ years of testing experience and QA best practice evangelism.