About the job
With Sonia, doctors are successful doctors. We create and deploy AI-enhanced solutions that make doctors lives easier, patients care better, and healthcare systems more efficient. If youre an intrinsically motivated self-starter who values impactful work, join us in revolutionizing healthcare.
Were looking for a Python Software Engineer (all) to help us build scalable, reliable backend services and APIs for our AI-driven products. Youll work closely with our engineering and ML teams to design and implement robust systems for real-time
communication, data processing, and automationalways with code quality, performance, and maintainability as your guiding principles.
This role can be performed in a hybrid setup from our offices in Luxembourg or Berlin, or remotely from anywhere in Germany or Luxembourg.
Tasks
Develop and maintain scalable backend services using Python 3 (with async and strong typing)
- Design and implement RESTful APIs and real-time communication via WebSockets
- Write clean, maintainable, and well-tested code following best engineering practices
- Debug and troubleshoot production issues to ensure reliability and performance
- Work with containerization (Docker) and contribute to CI/CD pipeline improvements
- Collaborate with cross-functional teams to integrate APIs and backend systems with ML services
- Proactively bring in ideas for improving architecture, automation, and processes
Requirements
3+ years of professional experience in software development with Python 3
- Strong knowledge of asynchronous programming and type hinting in Python
- Experience with at least one web framework (FastAPI, Django, or Flask)
- Proven experience in building and consuming RESTful APIs
- Working experience with real-time communication using WebSockets (Socket.IO, FastAPI WebSockets, etc.)
- Familiarity with version control systems (Git, GitLab, Bitbucket)
- Practical knowledge of testing frameworks and debugging in production environments
- Experience with containerization (Docker) and basic CI/CD concepts
- Solid understanding of software engineering principles, design patterns, and clean code practicesNice-to-Haves
- Experience working with LLMs (routing, parsing, error handling, guardrails)
- Knowledge of message brokers (RabbitMQ, Kafka, Redis Pub/Sub)
- Exposure to NoSQL databases (Redis)
- Familiarity with DevOps tools or Kubernetes environments
- Contributions to open-source projects
Benefits
Full ownership of critical backend components in a fast-growing AI environment
- A team that values curiosity, learning, and pragmatic problem-solving
- Flexible working arrangements
- Competitive salary depending on experience
- Work on products that directly impact healthcare innovation
If you're passionate about web development and want to work with cutting-edge technologies, we'd love to hear from you!
I'm Margarita and will be guiding you through the application process.
