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Tech Lead – Senior Software Engineer, Internal Tools & Systems
Location
Germany
Posted
81 days ago
Salary
0
Seniority
Senior
Job Description
Tech Lead – Senior Software Engineer, Internal Tools & Systems
Jean&Len
• You analyze existing tools and make them more stable • You fix bugs, performance issues, and data problems • You bring structure to our systems, e.g., APIs, data models, and workflows • You develop guidelines, standards, and meaningful structures for building internal tools and AI-assisted solutions • You design quality processes, testing approaches, and review mechanisms, including code reviews • You make pragmatic decisions about what to keep, what to improve, and what to remove • You support internal and external developers to work cleaner and more efficiently and ensure our quality standards are met • You connect data from different sources, e.g., ERP, e-commerce, and internal tools • You ensure data is consistent, traceable, and reliably usable • You help the team use AI sensibly in development and automation
Job Requirements
- Solid experience in software development and working with legacy/grown systems
- Enjoy being hands-on in the code
- A pragmatic view of existing, imperfect systems
- The ability to make pragmatic decisions and improve existing systems rather than rebuilding everything from scratch
- A good sense for meaningful simplification, clean structures, and stable solutions
- Broad technical understanding with a clear strength in software development, systems thinking, and an interest in modern development approaches including AI support
- Ideally experience with APIs, data models, internal tools, or system integrations
Benefits
- Significant freedom to implement your ideas
- Flat hierarchies in a fast-growing company with short decision-making paths
- Flexible start time between 7:30 AM and 9:30 AM
- Modern office in the heart of Cologne with the option to work from home up to two days per week
- Free underground parking for employees (first-come, first-served)
- Free beverages (and occasionally a Kölsch after work ;))
- Up to four weeks of workation per year
- Discounted Urban Sports membership
- Employer contribution to pension plan
- Company health insurance (annual health budget)
- JobRad and JobRoller
- Employee discount subsidy for company products
- Access to corporate benefits (employee discounts with many partners)
- Company/team events
- Lots of fun and humor & a great team spirit
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