- Develop and maintain Python backend services and REST APIs
- Contribute to Ruby codebases, preferably Ruby on Rails
- Build and evolve AI agents and MCP tools for advertising-data use cases
- Connect data processing, SQL queries, analytical methods and statistical reasoning to production features
- Work on revenue analysis, anomaly detection and explanations of revenue variations
- Design reliable workflows where numerical computations remain deterministic and AI models handle language-related tasks
- Work with data platforms and cloud services such as Snowflake and AWS
- Deliver features from design to production
- Contribute to testing, code reviews, CI/CD, documentation and sound engineering practices
- Collaborate closely with the Tech, Product, Data Engineering and Data Science teams
- Participate in a possible technical assessment and technical interview with the Tech team
Requirements
- Professional experience with Python in production
- Professional experience or strong familiarity with Ruby
- Experience in data analysis or data science
- Strong SQL skills and experience working with analytical data
- Experience building backend applications or REST APIs
- Experience with Git, testing, code reviews and modern software development practices
- Ability to work independently and deliver production-ready features
- Strong communication skills and a pragmatic approach to problem solving
- Fluent English, both written and spoken, with confidence in technical discussions and documentation
- French is a plus, but not required
- Full-time availability, approximately 40 hours per week
- Availability to work Monday to Friday from 9:30 to 18:30 Paris time
- Location within two hours of Paris time throughout the year
- MCP, LLM agents, Snowflake or AWS Bedrock experience is a plus, but not mandatory
Core Competencies
Demonstrates expertise in developing and maintaining Python backend services and REST APIs, with strong SQL skills for data analysis and experience in collaborative environments. Proficient in delivering production-ready features while adhering to sound engineering practices and effective communication.
Highest-signal resume keywords
- Python Backend Development
- Ruby on Rails
- SQL Data Analysis
- REST API Development
- AWS Cloud Services
Hard Skills
- Python
- Ruby
- SQL
- Data Analysis
- REST APIs
- Git
- CI/CD
- Testing
- Code Reviews
- Analytical Methods
Soft Skills
- Strong Communication
- Problem Solving
- Independent Work
Industry Keywords
- Data Engineering
- Data Science
- Revenue Analysis
- Anomaly Detection
- Technical Documentation
Tools & Technologies
- Snowflake
- AWS
- MCP
- LLM Agents
#J-18808-Ljbffr
Freelance Engineer – Python, Ruby, Data & AI Agents Arbeitgeber: Jobtailor
Als Front Office Supervisor in unserem dynamischen Team bieten wir Ihnen die Möglichkeit, in einem unterstützenden und freundlichen Arbeitsumfeld zu wachsen. Wir legen großen Wert auf die berufliche Entwicklung unserer Mitarbeiter und bieten regelmäßige Schulungen sowie die Chance, Verantwortung zu übernehmen. Unsere Lage ermöglicht es Ihnen, Teil einer lebendigen Gemeinschaft zu sein, während Sie gleichzeitig die Standards unseres Franchise-Partners einhalten und unseren Gästen einen unvergesslichen Aufenthalt bieten.
