Test Engineer

Responsibilities:

• Own testing of features and larger product changes from analysis through release.
• Validate complex workflows across production, planning, inventory and shopfloor operations.
• Identify quality risks, edge cases, data dependencies and gaps in expected behavior.
• Clarify requirements, acceptance criteria, business rules and testability with developers and product owners.
• Use SQL to verify outcomes, investigate issues and understand data changes.
• Test REST/HTTP APIs, including payloads, status codes, permissions and error handling.
• Develop and maintain automated tests in TypeScript and analyze test failures.
• Report bugs with reproduction steps, test data, logs, screenshots, API payloads and database observations.
• Use AI tools to support test design, automation, debugging and investigation.

What You’ll Get in Return:

• Work on software used by innovative manufacturing companies.
• Collaborate with developers from the beginning of feature design and delivery.
• Develop skills in SQL, API testing, automation, cloud SaaS systems and AI-assisted work.
• Influence testing practices and automation decisions.
• Hybrid working with three days per week in the Kraków office.
• Comprehensive healthcare including life insurance and a Multisport Card.

• At least 2 years of experience in software testing, QA or test engineering.
• Experience testing web applications, SaaS products or workflow-heavy systems.
• Understanding of exploratory testing, regression testing and clear bug reporting.
• Good SQL skills, including joining tables and investigating data changes.
• Practical REST/HTTP API testing experience, including payloads, status codes and authentication basics.
• Working knowledge of JavaScript or TypeScript and automated test development or debugging.
• Ability to plan testing based on requirements, business logic and technical risks.
• Ability to challenge unclear requirements with precise questions.
• Practical experience using AI tools such as ChatGPT, Cursor or Codex.
• Good written and verbal communication skills in English.