SDET (Software Development Engineer in Test) - JS/TypeScript/Playwright w Kraków, Polska

SDET (Software Development Engineer in Test) - JS/TypeScript/Playwright

Miejsce pracy: Kraków

Technologies we use

Expected

• JavaScript
• TypeScript
• Playwright
• Wireshark

Optional

• Docker
• PostgreSQL
• Kafka
• Git
• Jira
• Confluence

About the project

We are seeking an experienced SDET specializing in JavaScript/TypeScript and Playwright to join our engineering team and ensure the quality and reliability of our software products. In this role, you will collaborate closely with test managers, product owners, developers, and other engineering teams to design, implement, and maintain robust automated test solutions. Your work will span functional, non-functional, API, component, and performance testing, with a strong emphasis on automation, CI/CD integration, and traceability.

This is how we organize our work

This is how we work

• you have influence on the technological solutions applied
• you focus on product development
• agile
• scrum

Team members

• backend developer
• frontend developer
• technical leader
• devOps
• project manager

Your responsibilities

• Collaborate with test managers and product owners to understand test plans and approaches for new and existing software features
• Analyze requirements, acceptance criteria, and technical documentation to create clear and comprehensive test scenarios and scripts
• Design, develop, and execute automated tests covering functional and non-functional aspects of the software
• Implement API testing strategies to validate endpoints for correctness, security, reliability, and performance
• Maintain component-level test suites with appropriate mocks and contracts to ensure modules function correctly in isolation and as part of the system
• Plan, execute, and analyze performance and load tests to assess system scalability, responsiveness, and stability
• Identify, document, and report defects with detailed reproduction steps, logs, and supporting evidence
• Coordinate with developers, DevOps, and other engineering teams to anticipate and test upcoming changes
• Build and maintain automated test scripts and frameworks with a focus on efficiency, coverage, and repeatability, and integrate them into CI/CD pipelines with quality gates
• Maintain organized and traceable test artifacts in tools such as Xray, Jira, Confluence, and Git, ensuring all tests are linked to requirements and acceptance criteria
• Identify risks, escalate critical issues, and propose mitigation strategies to support high-quality, timely software releases
• Participate in Agile ceremonies, including daily stand-ups, sprint planning, retrospectives, and backlog grooming

Our requirements

• 5+ years of experience in JavaScript/TypeScript test automation
• 3+ years of hands-on expertise with Playwright
• Understanding of API testing, mocking, and contract validation using modern tools
• Experience integrating automated tests into CI/CD pipelines and maintaining traceability in test management tools
• Proficiency in Agile methodologies and effective cross-team communication
• Skills in designing and automating API tests traced to Swagger endpoints, with experience maintaining mocks/stubs using tools such as Playwright, Supertest, Wiremock, Bruno, and Pact
• Familiarity with WireMock, Docker Compose/TestContainers (with Postgres and Kafka), and LocalStack for building isolated component test suites
• Experience developing reusable test frameworks, libraries, and utilities to support scalable automation

Optional

• Experience with AI-assisted development tools, such as GitHub Copilot within VS Code, to accelerate test case and script creation

What we offer

We gather like-minded people:

• Top tech minds driving innovation in AI, cloud and digital platform modernization

• Supportive team and agile, startup-like culture

• Hybrid by design mode and opportunity to work remotely within Poland

• Chance to work abroad for up to 60 days annually

• Business-driven relocation opportunities

We provide growth opportunities:

• Career development programs

• Thought leadership, mentoring, soft skills and well-being programs

• Certification (Anthropic, Gemini, GCP, Azure, AWS)

• English classes

We cover it all:

• Stable pay

• Participation in the Employee Stock Purchase Plan with a 15% discount

• Benefits package (health insurance, multisport, shopping vouchers)

• Referral bonuses up to $2,000

• Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more

• Corporate, social and well-being events

Please, note:

• Benefits listed above are available to employees only

• We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually

• We will reach out to selected candidates exclusively

This is how we work on a project

• Continuous Integration
• test automation
• unit tests

Development opportunities we offer

• conferences in Poland
• development budget
• external training
• industry-specific e-learning platforms
• intracompany training
• mentoring
• soft skills training
• space for experimenting
• substantive support from technological leaders
• support of IT events
• technical knowledge exchange within the company

Benefits

• private medical care
• life insurance
• flexible working time
• fruits
• integration events
• retirement pension plan
• no dress code
• video games at work
• coffee / tea
• parking space for employees
• leisure zone
• employee referral program
• charity initiatives

Recruitment stages

• Recruiter Interview (30 min)
• Technical Interview (90 min)
• Manager Interview (60 min)
• Meeting with the Project Team or Client (60 min, optional)
• Welcome Aboard!

EPAM Systems (Poland) sp. z o.o.

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

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