Job Summary: We are seeking a professional with experience in Python back-end development to apply sound software engineering practices, collaborate within multidisciplinary teams, and enhance solutions. Key Highlights: 1. Application of sound software engineering practices. 2. Collaboration with multidisciplinary teams. 3. Continuous improvement of solution performance and reliability. Python Developer At Arelance, we know that people are the most important asset within a company; therefore, we invest significant effort in identifying the best professionals for our clients and offering our candidates the best projects. Currently, we are seeking a professional with at least two years of experience in Python back\-end development in Madrid. What are we looking for in you? Minimum 2 years of experience with Python. **Knowledge in:** Application and distributed systems architecture. Continuous integration and DevOps tools (GIT, Jenkins). Application security. Microservices. Agile methodologies. Columnar/vector databases. **We value:** Public cloud certification (AWS). DevOps certifications. **Your responsibilities include:** Applying sound software engineering practices. Implementing the agent management layer (infrastructure, RAG, etc.). Collaborating with multidisciplinary teams (Data Science, Architecture, Data Hub). Executing tests and generating quality metrics. Continuously improving solution performance and reliability. Integrating developments into banking ecosystems. Technical documentation and knowledge transfer to the team. What do we offer in this position? Access to training Permanent contract Hybrid work model (2 days per week in the Madrid office) Gross annual salary up to €33K, based on demonstrated experience If you are interested in this great opportunity, apply now! We want to meet you! Only candidates with valid work and residence permits in Spain will be considered python, AWS, RAG, GIT,