AI research intern - H1 2027

Mirakl - Labs; Paris; Sur place; EUR 10 000 - 15 000; Temps partiel

Avantages offerts par ce poste

Work in Paris 16th arrondissement

Résumé du poste

Mirakl - Labs in Paris (16th arrondissement) invites an AI Research Intern for 2027. You will join our R&D team of 5 Research Engineers within a Data department of 70 people, pushing the boundaries of AI to power Mirakl's products.

You will conduct literature reviews on LLM routing, design a routing method to select language models, and evaluate it on real product data, measuring quality, cost, and latency, while collaborating with senior engineers and documenting results for stakeholders.

Qualifications

• Master's-level coursework in statistics, machine learning, or related field.
• Strong interest in AI research and reading academic papers.
• Ability to communicate technical concepts clearly.

Responsabilités

• Conduct literature review of LLM routing approaches.
• Design a routing method to select language models for tasks.
• Evaluate performance on real product data (quality, cost, latency).
• Collaborate with Research Engineers and Data Scientists to iterate ideas.
• Document findings and present results to stakeholders.

Description du poste

Founded in 2012, Mirakl has been at the forefront of marketplace innovation, empowering every business to compete in the platform economy.
Today, Mirakl’s operating system combines an enterprise marketplace solution (Mirakl Platform) that enables retailers and B2B organizations to launch, scale, and operate marketplaces and dropship, AI-powered multichannel selling (Mirakl Connect), retail media (Mirakl Ads) and an agentic commerce infrastructure (Mirakl Nexus).
With dual headquarters in Boston and Paris, Mirakl helps a global ecosystem of 450+ marketplaces (B2C and B2B) and a network of over 100k third-party marketplace sellers. Brands like Macy’s, Decathlon, Carrefour, Asos, and Airbus Helicopters use Mirakl to grow their businesses in new and remarkable ways.

• Founded in 2012 | Member of French Tech Next40
• 750+ employees in 9 offices worldwide: Paris, Barcelona, Bordeaux, Boston, London, Munich, New York, Sydney, Tokyo
• 350+ Mirakl Tech teams members mainly based in France

Our Values:

Working at Mirakl means accelerating your career alongside ambitious, passionate, and supportive colleagues. We're proud of the diversity of backgrounds, perspectives, and experiences that make our teams unique.

Our 5 values guide how we collaborate:

• Work Hard Together: Teamwork and collaboration are the foundation of our success
• Get Things Done: We prioritize action and efficiency for impactful results
• Go Above & Beyond: We tackle challenges proactively and always aim for excellence
• Succeed Through Expertise: Knowledge sharing and continuous learning are core to our culture
• Satisfy & Empower Clients: We're committed to our clients' success

AI Research Intern - 2027

1. The Team You'll Join

You'll be part of our R&D team, led by Robin Vaysse, Senior AI Researcher. The team consists of 5 Research Engineers embedded within a broader Data department of 70 people. Together, you'll be pushing the boundaries of AI and machine learning to build innovative solutions that directly power Mirakl's products.

2. Your Impact

• Conduct a structured literature review of LLM routing approaches (learned classifiers, preference-based routers, cascades) to map the state of the art
• Design and implement a routing method that automatically selects the most suitable language model for a given task
• Evaluate your solution on real product data, measuring performance across quality, cost, and latency dimensions
• Collaborate with experienced Research Engineers and Data Scientists to iterate on hypotheses and refine your approach
• Contribute to the broader R&D roadmap by documenting findings and presenting results to technical and non-technical stakeholders

3. What You'll Bring to the Role

Experience:

• Final year of a Master's degree (Bac+5) in applied mathematics, from an engineering school or university
• Solid grounding in statistics, machine learning, and deep learning
• Familiarity with data preparation techniques and feature engineering
• Demonstrated interest in research: comfortable reading academic papers and tracking state-of-the-art models

Skills:

• Python and core data science libraries (pandas, scikit-learn, PyTorch, TensorFlow, Transformers)
• Machine learning & deep learning
• Research analysis and synthesis
• Ability to communicate technical concepts clearly to non-expert audiences

5. Languages

• French: Fluent (required)
• English: Professional proficiency - B2/C1
• Opportunity to be offered a permanent contract at the end of the internship
• A workplace in the 16th arrondissement designed for well-being: