Testing Platform Engineer - Developer Experience (d/f/m)

Personio's intelligent HR platform helps small and medium-sized organizations unlock the power of people by making complicated, time-consuming tasks simple and efficient. Our team of 1,500 Personios is building user-friendly products that delight our 15,000+ customers and their 1.5 million employees. Ready to make an impact from day one? The Role: How you'll make an impact at Personio This role requires 2 days in the office and is based in either our Munich or Dublin Office Join us to shape the future of software in the underserved and high-impact HR technology industry. Your work will have a direct and tangible impact on customers, offering ownership and the chance to make a meaningful difference. As we prepare for significant growth, you'll face exciting challenges and have the opportunity to influence our path toward becoming one of the world's leading tech companies.

As a Senior Engineer, you will elevate the teams you work with by improving the quality of their technical solutions, operational excellence, and overall ability to deliver fast, impactful results. All Senior/Lead Engineers at Personio are hands-on coders who thrive in high-output environments and want to make a real impact. You’ll be working on a mix of improving existing features and building exciting new ones around our end-to-end testing infrastructure. When you’re not coding, you’ll be focused on partnering with our product engineers in making the quality of their tests higher. We're all about creating exceptional products and delivering outstanding customer satisfaction!

In your first interview, we can explore the challenges you’ve faced and find the most exciting opportunities for you at Personio.

Role Responsibilities: What you'll do

• Build Reliable and Performant Solutions: Lead the delivery of large, high-quality end-to-end testing infrastructure by collaborating with cross-functional teams, ensuring technical excellence and setting standards for the team. Spending time coding hands-on while also designing systems and architecture.
• Hands-On Development: This role is not for writing tests, but rather to develop and maintain the testing infrastructure as well as centralized observability tools and notification systems that provide deep technical details to expedite troubleshooting.
• Raise Quality Practices: Partner with product and engineering teams to influence and uplift their quality practices. Promote best practices through writing high quality documents, recording videos or delivering technical sessions.
• Estimating, Scoping, and Planning: Own the estimation, scoping, and planning of projects, defining the team's strategy and roadmap. Work closely with peers, leadership, and engineering teams to deliver impactful workstreams.
• Solve Complex Technical Challenges: Address and resolve complex technical problems, promoting best practices to ensure engineering and operational excellence. Simplify architecture, manage technical debt, and enforce best practices in security and testing.
• Mentoring and Coaching: Actively mentor and coach engineers, sharing knowledge and driving team topics. Promote a culture of support and collaboration to increase team productivity and growth.
• Cross-Functional Collaboration: Build strong relationships with cross-functional teams, including product management and leadership, to drive the success of engineering initiatives. Participate in interviewing and hiring to contribute to the growth and success of the team.
• Operational Leadership: Ensure operational excellence across the product lifecycle, driving incident management and continuous improvement. Enhance monitoring, observability, and team productivity.

Role Requirements: What you need to succeed Technical Expertise: Proficiency in Typescript with experience in writing high quality tests in Playwright (other frontend testing libraries are also valued). Experience of building testing in