Peter Stefkovics

Manual and Automation Test Engineer at AEINS GmbH

Designed and implemented automated test frameworks from scratch using Playwright, Robot Framework, and Selenium. Wrote automated scripts in Python, C#, and TypeScript; created test plans and executed functional, regression, smoke, and sanity tests. Integrated tests into CI/CD pipelines (GitHub Actions, GitLab CI/CD, Azure DevOps) and performed API testing with Postman. Collaborated with cross-functional teams in Agile ceremonies; Achieved significant improvements in test coverage and reliability.

.NET C# Developer and Test Engineer at AEINS GmbH

Developed backend features with .NET/C#, implemented and maintained RESTful APIs, and created/ran unit and automated functional tests. Conducted manual UI/API testing and contributed to QA practices.

Website Developer at Freelancer / Self-employed

Provided web development services for clients, handling both front-end and back-end tasks, defining requirements, and delivering complete, responsive web solutions.

.NET C# Developer and Manual Test Engineer at PNM

Developed .NET/C# solutions; performed code reviews and testing; contributed to QA activities and documentation.

Software Developer / IT Specialist / Technical Analyst at Szinfolt Ltd.

Supported ERP extensions, IT administration, and internal tooling; enhanced operational workflows and system reliability.

Software Developer / IT Specialist / Analyst at Szinfolt Ltd.

Earlier role focusing on software development and IT support within the same organization.

IT Specialist at Forma - öntő Ltd.

Maintained IT infrastructure and supported hardware/software for the company.

Website Developer at Self-employed / Freelancer

Provided web development and consulting services for small businesses, handling full SDLC. Built frontend and backend components (HTML, CSS, JavaScript, PHP), defined technical specs, and conducted functional testing; ensured responsive UX and database integration.