
Deadline:
As soon as possible
Location(s)
France
Overview
Details
Position Summary
At Prose, we create custom formulations tailored to each customer's unique needs. The Algo team plays a central role in this mission: we build and maintain the API that serves the models powering our main platform, enabling accurate product recommendations and personalized formulations. We also develop internal tools that support our R&D team in their search for the best formulation algorithms.
As a Software Engineer Intern on the Algo Team, you will contribute to improving the performance, reliability, and maintainability of the services behind our personalization engine. You will help optimize the latency and resource usage of our API endpoints, build tools that streamline R&D workflows, and ensure our model-serving infrastructure remains robust as we continue to innovate.
Key ResponsibilitiesAPI & Service Maintenance
- Maintain and enhance the API that serves our personalization and formulation models.
- Ensure high reliability, stability, and performance of our backend services.
- Collaborate with ML engineers to integrate new algorithmic features into production.
Internal Tools for R&D
- Develop and maintain Python tools that support the R&D team in exploring and validating new formulation algorithms.
- Automate recurring tasks and improve workflows
- Document tools to ensure ease of use and maintainability.
Performance & Optimization
- Contribute to load testing, monitoring, and observability improvements.
Engineering Best Practices
- Write clean, readable, maintainable Python code.
- Contribute to a well-tested codebase with unit tests, integration tests, and functional tests.
- Participate in peer reviews, continuous integration, and collaborative team discussions.
Opportunity is About
Eligibility
Candidates should be from:
Description of Ideal Candidate
Key Candidate Requirements
- Comfortable with Python and motivated to grow as a backend engineer.
- Interest in APIs, backend systems, and performance optimization.
- A knack for writing clean, maintainable code.
- Eager to learn and implement automated testing.
- Familiar with Git, Unix shell, and standard developer tools.
- Good communication skills in French and English.
- Bonus (not required): Exposure to cloud environments (GCP), Docker, or monitoring tools.
Dates
Deadline: As soon as possible
Cost/funding for participants
Perks & Benefits
- Lunch voucher (Swile card) up to 9€ per day
- 50% reimbursement of the Navigo pass
- A great team atmosphere with team-building events, board game evenings, and more!
Internships, scholarships, student conferences and competitions.

