Senior Python Developer

Our client creates powerful digital experiences for brands by combining data-driven intelligence, strategic creativity, and cutting-edge technology. They deliver AI-powered insights, immersive UX/UI and digital products, and integrated platforms to help brands engage users, optimize performance, and drive measurable growth.
This role requires a strong backend-focused Python developer with broad technical exposure, including API development, data processing, and some frontend interaction. The ideal candidate is communicative, proactive, and comfortable collaborating directly with client stakeholders — while also being capable of working independently and leading initiatives when needed. You will primarily support Volkswagen projects (99–100% allocation), working on scalable, production-grade systems that increasingly leverage Python, AI, and data-driven architectures.

Key Responsibilities 

• Design, develop, and maintain scalable Python-based backend services.

• Build and maintain APIs (primarily using FastAPI and/or Flask).

• Implement data processing pipelines and transformations.

• Support frontend applications by serving structured, well-optimized data.

• Work across frontend, backend, and data layers when needed.

• Collaborate closely with frontend developers building SPAs and feature apps.

• Integrate with Adobe Experience Manager (AEM)-based platforms.

• Participate in architecture discussions and technical decision-making.

• Improve and refactor existing codebases for maintainability and scalability.

• Contribute to AI-powered features and workflows.

• Implement testing strategies and ensure code quality.

• Identify performance bottlenecks and propose scalable solutions.

• Take ownership of features or systems end-to-end when required.

Technical Skill Requirements:

• 5+ years of professional experience with Python.

• Strong experience with FastAPI, Flask, or similar Python web frameworks.

• Experience building and consuming RESTful APIs.

• Solid understanding of backend architecture and service design.

• Experience with data processing, transformations, and structured outputs.

• Experience with relational and/or NoSQL databases.

• Familiarity with asynchronous programming and concurrency.

• Experience with Git-based workflows.

• Strong debugging and problem-solving skills.

• Ability to work independently and take ownership.

• Strong communication skills — able to explain technical decisions clearly.

• At least Upper intermediate English level.

Nice to have:

• Experience or hands-on experimentation with:

• LLMs (OpenAI, Claude, etc.).

• Prompt engineering.

• AI-powered assistants.

• Content summarization.

• Data analysis using AI.

• Ability to discuss: 

• Proofs of concept.

• Scaling AI features from PoC to production.

• Challenges around infrastructure, cost, reliability, and governance.

• Experience with or understanding of:

• NumPy.

• SciPy.

• Pandas.

• scikit-learn.

• Data transformation pipelines.

• Serving processed data to dashboards, charts, or frontend visualizations.

• Scraping, parsing, and processing large volumes of data.

• Queue-based systems and background processing.

• Handling concurrency, scaling, and performance challenges.

What We Offer

• Long-term employment with competitive compensation, based on experience.

• Possibility to work remotely.

• An open, transparent and fun work culture.

• Multi-national team and collaborative work environment.

• Continuous knowledge sharing with engaged co-workers.

• Career and professional growth opportunities.