(Senior) Python Backend Developer (f/m/d) – Fixed-Term Parental Leave Cover (starting in August 2025, 12-15 Months)

This awaits you

Are you passionate about backend development and solving complex challenges with Python in the realm of Gen AI? Do you enjoy working in a cross-functional, agile team where communication and sharing knowledge are valued? Are you excited about using your skills to build reliable, high-performance solutions? Then you’re the one we’re looking for! We’re seeking a (Senior) Python Backend Developer (f/m/d) to join our team for a limited period of 12 months as part of a parental leave replacement, starting in August 2025.

About us

The AI specialist Retresco enables companies to automatically create high-quality texts based on data. As a pioneer in the field of AI-based language technologies, the Berlin-based tech company has been developing cross-industry solutions for the efficient and sustainable design of business processes since 2008.

In this role, you’ll work on a variety of projects, contribute to impactful solutions, and continuously grow both personally and professionally.

• Design, develop, and implement AI-driven solutions for a variety of customers, using Python and REST APIs to tackle complex automation challenges.
• Contributetointernallibrariesforcustomprojectsin QuestionAnsweringand Retrieval-AugmentedGeneration (RAG).
• Collaborateinoneofourinternational, agileteamsthatvalueopencommunication,knowledgesharing, and operational excellence.
• Workcloselywithyourteamtoidentifythebestsolutions,leveragingbestpracticesandpastexperience.
• Growpersonallyandprofessionallythroughpairprogramming, codereviews, and 1-on-1swithexperienceddevelopers.
• Ensurecodequalityandreliabilitybytestingandrefiningyourwork.
• Enjoy a high level of creative freedom in designing and implementing your solutions.

What you bring

• Solid Python skills and a passion for backend development.
• Experience in developing RESTful APIs using FastAPI or similar frameworks.
• Good knowledge of databases like Elasticsearch, Redis, and PostgreSQL.
• Familiarity with tools like Poetry, Docker, Kubernetes, and GitLab CI for building, deploying, and running applications.
• Fluency in English, both written and spoken. German is a plus.
• A structured, analytical mindset and experience with agile methodologies (Scrum/Kanban).
• Enthusiasm for working in interdisciplinary, international teams.
• You live in Germany and are open to traveling to Berlin at least four times a year.

What Would Make You Stand Out

• A keen interest in AI technologies and experience with LLMs.
• Knowledge of search and retrieval technologies.
• Hands-on experience with Celery and Kubernetes in production environments.
• In-depth understanding of microservice architectures.
• Familiarity with modern HTML/CSS and basic JavaScript skills.

An extension to up to 15 months is likely, and there may be future opportunities for a permanent position.

What We Offer

Join us in the exciting world of AI : Take on real responsibilities and make an impact in a fast-moving field.

Stay ahead with cutting-edge knowledge : You’ll have access to the latest insights from our research and development teams, along with plenty of opportunities to expand your skills in generative AI.

Work flexibly, your way : Whether you prefer working from the office or remotely, we offer flexible hours that work with your schedule.

A team that values open communication : With flat hierarchies, quick decision-making, and a focus on transparency, we make sure your ideas are heard and your contributions are valued.

Grow with us : We offer regular workshops, training sessions, conferences, and continuous feedback to help you grow professionally and personally.

A warm welcome, from day one : Whether you’re working remotely or in the office, we’ll support you with an onboarding buddy to help you settle in.

Language courses to help you grow : Improve your German or English with our language courses, supporting both your professional and personal development.

A comfortable and well-equipped workspace : Work in our ergonomic Berlin-Friedrichshain loft office, complete with Maté, tea, coffee, fruit, and snacks to keep you refreshed.

The right tools for the job : We provide high-quality equipment so you can get started quickly and do your best work.

Employee benefits you’ll love : Enjoy discounts on great brands and sustainable products, plus a company bike for a more eco-friendly commute.

Celebrate your success : We believe in celebrating achievements with fun team events and company celebrations.

Retresco is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All aspects of employment including the decision to hire, promote, discipline, or discharge, are decided based on qualifications, merit, and business need.