Senior Software Engineer @

About the role

As a Senior Software Engineer, you'll join a team of seasoned experts building our product. You'll be able to apply your skills across the stack, and will play an active role in discovering how to expand and develop our product further. You'll be able to shape the team and its culture, and take on responsibility from day one.

What you'll do

• Discover and deliver our product in collaboration with the CTO and the product managers
• Design, develop, deploy and operate our frontend and backend applications
• Integrate and refine cutting-edge speech-to-text and large language AI models
• Design and build a framework for automated prompt refinement, including feedback ingestion from doctors and internal annotation tools, evaluation pipelines for LLM performance, and mechanisms for prompt versioning, testing and rollout
• Be involved in architectural and infrastructure decision-making

What you'll need

• Proven track record of building successful web applications (frontend and backend)
• Senior level experience with React/Next.js
• Senior level experience of at least one Python-based backend framework (Django Rest Framework, FastAPI, Flask)
• Solid DevOps and infrastructure knowledge (Terraform, k8s, Docker, AWS)
• Solid knowledge about using, integrating and deploying speech-to-text models and LLMs (managed service and self-hosting)
• Solid experience with using AI tools for dev work
• Experience with working in a highly dynamic early-stage startup
• Strong communication skills in English

Nice to have

• Experience with LLM evals and related data analytics/science topics
• Experience with AI-powered UI automation
• Proficiency in German

What they offer

• Hybrid working model
• Urban Sports Club membership or flexibility to work from anywhere in the EU for up to 3 weeks/year
• Fast-paced, dynamic environment with lots of growth and learning opportunities
• Invaluable network of AI experts on the Merantix AI Campus Berlin