Senior Fullstack Developer - Python/React - High Growth Start Up - 100k

Senior Fullstack Developer - Python/React - High Growth Start Up - 100k

My client are a fast‑growing, profitable start‑up trusted by major clients, including top‑tier enterprises and public institutions. They develop tools that span the full AI lifecycle, with a strong presence in the open‑source community. Our culture values innovation, inclusivity, and meaningful impact over strict checkboxes. If you’re passionate about building great products and want to be part of something transformative, we’d love to hear from you—even if you don’t meet every requirement.

What you’ll do

• Design and build scalable, user‑friendly frontends using modern frameworks like Next.js and React .
• Collaborate with cross‑functional teams to conceptualize and implement intuitive UIs that seamlessly integrate AI models and tools.
• Contribute to a smooth user experience by integrating APIs and ensuring frontend performance and responsiveness.
• Participate in code reviews, refactoring efforts, and implementation of frontend best practices.
• Develop backends and AI agents using Python (Django /FastAPI ) as needed.
• Contribute to DevOps practices such as CI/CD and containerization , with tools like Docker & Kubernetes .
• Explore and apply AI tools that enhance frontend workflows and productivity.

What you bring

• A degree in computer science or related field, or equivalent experience through personal or professional projects.
• Professional experience with backend development in Python and frameworks like Django or FastAPI .
• Familiarity with version control, testing frameworks, and responsive design.
• Experience working with LLMs or AI agents, or a strong interest in building UIs for AI‑powered features.
• Passion for AI and curiosity about its application in product development.
• Strong problem‑solving skills and an eye for good UX .
• Fluent in English; German is a bonus.

Why join us

• Work directly with an experienced and passionate team shaping the future of AI‑powered products.
• Influence product direction and technical decisions from day one.
• Attractive salary package with an employee participation program (VSOP).
• Fast access to cutting‑edge AI tools to enhance your work.
• A supportive, diverse, and impact‑driven team that values creativity and experimentation.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology

Industries

IT Services and IT Consulting and Software Development

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