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Senior Full-Stack Developer (m/f/d)

Leonberg
Full-time
€50,000 – €70,000 per year
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Full Job Description

As a Senior Full-Stack Developer, you work on the development of powerful Python applications based on TensorFlow, PyTorch, Scikit-learn, NumPy, and Pandas. You shape our AI platform and develop innovative solutions for our clients.

Your Responsibilities

  • Development and optimization of backend services in Python
  • Implementation of frontend components with modern JavaScript frameworks
  • Integration of machine learning models into production environments
  • Design and implementation of RESTful APIs and microservices
  • Code reviews and mentoring of junior developers
  • Co-design of technical architecture
  • Agile development in a Scrum team

Your Profile

  • Completed degree in Computer Science or comparable qualification
  • At least 4 years of experience as a Full-Stack Developer
  • Excellent knowledge in Python and at least one frontend framework (React, Vue, Angular)
  • Experience with ML libraries (TensorFlow, PyTorch, Scikit-learn)
  • Knowledge in database technologies (SQL and NoSQL)
  • Experience with cloud platforms and container technologies
  • Team player with strong communication skills
  • Fluent German (C2) and confident business English (B2 or above)

What We Offer

  • Work on innovative AI projects with a modern technology stack
  • Our own AI platform and Vision AI products rather than purely client projects
  • 20% R&D quota – we consistently invest in innovation and in your development
  • Attractive compensation with performance-based bonus opportunities
  • Flexible working hours and hybrid work: two to three days per week on-site in Leonberg, the rest mobile – in coordination with team and client appointments
  • Individual training – including certifications and a budget for conferences
  • Collaboration with over 60 experts from AI, software, and consulting
  • Modern office in Leonberg with good transport connections
  • Flat hierarchies, short decision paths, and a collegial working atmosphere

Questions About the Application Process

Everything about your application at COMI

How does the application process work?

After receiving your application, we carefully review your documents. If the assessment is positive, we first invite you to an initial interview with our recruiting team. This is followed by a second interview with your potential future team lead. Finally, you will get to know our management in a short call. After that, we make a decision and inform you promptly.

Do the interviews take place on-site or via video call?

Our job interviews take place via video call.

Do I need to submit a cover letter with my application?

Your resume is sufficient for the application. If we need additional documents, we will get in touch with you.

How long does it take to get feedback on my application?

We strive to give you feedback within one week. If it exceptionally takes a little longer, feel free to contact jobs@collectivemind.de directly to ask about the current status of your application.

Is there regular feedback or development conversations?

Yes, you receive regular feedback in conversations with your team lead. Your previous development is reflected upon, optimization potentials are identified, and measures for further development and goal achievement are jointly defined.

Can I work remotely?

We believe in flexibility and trust – for most roles the answer is yes. If a position requires a defined amount of on-site presence, you will find this stated directly in the respective job advert. At the same time, we are a team that creates real impact at the client. Therefore, willingness to travel for on-site projects throughout Germany is important. And your start? Ideally, it begins with us in Leonberg – personal, structured, and at eye level.

Interested in this position?

Send us your application - we look forward to hearing from you!

Or send us an email at:

karriere@comi.de

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