Full Stack Engineer

Senior Full Stack Engineer (m/f/d)

At WHATEVER.WORKS, we are building a modern platform that supports digital leasing processes from end to end. Our mission is to create intelligent, scalable solutions that automate workflows, simplify operations, and continuously adapt to the needs of our partners and users.

We are currently undergoing a major technological transformation. Existing components are being modernized or completely reimagined as we build a robust, future-proof, and scalable platform for the leasing industry.

As a Senior Full Stack Software Engineer, you will work in a cross-functional team and collaborate closely with DevOps, QA, Product Owners, and business stakeholders to develop innovative, high-performance, and maintainable software solutions.

If you're passionate about designing modern software architectures and driving the digital transformation of leasing processes, this role is for you.

Your Responsibilities

• Develop and enhance our internal leasing software
• Translate business requirements into high-performance, maintainable applications
• Analyze, debug, and continuously optimize existing modules
• Actively participate in code reviews and help ensure high code quality
• Maintain and further develop technical documentation and architectural concepts
• Collaborate closely with Product Owners, QA, DevOps, and business stakeholders
• Contribute to our technological transformation toward a modern, scalable platform

Your Profile

• Degree in Computer Science or a comparable qualification
• At least 7 years of experience in modern software development, ideally in a SaaS environment
• Strong knowledge of our technology stack: Kotlin, Node.js, React, PostgreSQL, MongoDB, or comparable technologies
• Experience with CI/CD processes and automated testing
• Strong analytical thinking, a quality-focused mindset, and a structured way of working
• A collaborative team player who enjoys knowledge sharing, continuous learning, and improving together
• English (C1)

What We Offer

Agile Collaboration & Innovation

• Work in an agile environment
• Play an active role in our technology transformation
• Freedom to introduce and shape modern tools, technologies, and ways of working

Maximum Flexibility

• Flexible working hours and hybrid work model
• Remote-friendly work environment
• Up to 40 days of workation per year

Mobility & Benefits

• Your own JobRad (bike leasing)
• €100 monthly mobility budget
• €20 monthly shopping voucher (Sachbezugsgutschein) for use with a wide network of participating retailers

Culture & Community

• Open, respectful collaboration with flat hierarchies
• Plenty of room for ownership, initiative, and personal growth
• Team events and a culture built on trust

A Great Place to Work

• Modern office in the heart of Freiburg
• Excellent infrastructure and an outstanding on-site restaurant

We Value Diversity

We are committed to building a diverse team and warmly encourage applications from everyone—regardless of origin, nationality, social background, gender identity, sexual orientation, religion, physical or mental abilities, or age.

If you're excited about redefining digital leasing processes and helping shape the future of our platform, we'd love to hear from you!