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Fullstack QA Engineer

Kraków, małopolskie💼 Full-time🗓 2026-06-04 → 2026-08-07

Core

Full Stack QA Engineer building end-to-end test coverage, automation frameworks, and QA harnesses for SaaS/web applications using modern agentic AI practices.

Role type

Full Stack QA Engineer

Builds

End-to-end test suites, automated testing frameworks, QA harnesses, and CI/CD integration pipelines

Domain

SaaS / Web Applications / AI Technology

Deliverable

production ML models | product features | dashboards & analysis | infrastructure

Required skills

Manual testing, UI/API automation, test plan creation, exploratory testing, defect logging, CI/CD integration, SQL query analysis, Git workflows, evidence-based testing

Preferred skills

Agentic AI practices for QA, prompt design, evaluation harnesses, workflow orchestration, event-driven architectures, containerized environments, performance testing, accessibility testing

Technologies

Playwright, Cypress, Postman, Insomnia, Newman, k6, JMeter, Lighthouse, axe, Docker, Cloud

Responsibilities

Build and maintain end-to-end test coverage across UI, APIs, data, and integrations; Create and execute test cases for new features and bug fixes; Perform exploratory testing to uncover edge cases; Build stable automated suites integrated into CI/CD pipelines; Develop QA harnesses for complex workflows; Partner with Product and Engineering to optimize testability and define QA standards

Seniority

Mid-Senior (4-6+ years testing, 2+ years automation)

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