We are seeking an experienced Senior Developer (m/f/d) to join our IT team. You will:

Take responsibility for the architecture and further development of our logistics platform

Design and implement complex server-side solutions and APIs

Work closely with Product Owners, Frontend Developers, and management

Make technical decisions and define development standards

Mentor junior developers and conduct code reviews

Optimize the performance, scalability, and security of our systems

What you bring:

Several years of experience in software development, ideally in the backend area

Strong knowledge in at least one modern programming language (e.g., Java, C#, Python, Node.js)

Experience with API development (REST, GraphQL) and databases (SQL, NoSQL)

Knowledge of cloud technologies (AWS, Azure, or Google Cloud) is an advantage

Independent, structured working style

Very good English skills (German is a plus)

What we offer:

Flexible freelance relationship – location independent and worldwide

Competitive compensation between $75,000 and $110,000 annually (depending on experience and project)

Responsible tasks with creative freedom

Collaboration with a dynamic, international team

Opportunity for long-term cooperation

Location: Worldwide / Remote