27 days ago
Saint-Mandé, FranceSenior
Responsibilities
- Design, train, and deploy machine learning models for NLP, anomaly detection, graph-based learning, and player safety use cases.
- Evaluate and implement state-of-the-art deep learning, NLP, graph learning, and LLM techniques for production systems.
- Own projects end to end, including stakeholder collaboration, success metrics, live-system monitoring, and iteration.
- Write, optimize, test, document, and ship scalable production code using model versioning and observability practices.
- Collaborate with data and software engineers to deliver models and prediction pipelines on internal or public cloud infrastructures.
Requirements
- Strong Python software engineering skills, including clean code, testing, documentation, and CI/CD.
- Proven experience deploying and monitoring production machine learning models, including MLOps, model serving, and drift monitoring.
- Hands-on NLP and LLM experience, such as fine-tuning transformer models, prompt engineering, RAG, or LLM-based pipelines.
- Experience with graph-based machine learning, such as GNNs, is strongly preferred.
- Knowledge of anomaly detection or fraud and trust-and-safety systems in production is preferred.
- Experience with distributed data processing using Spark and cloud data platforms.
- Familiarity with Databricks, DAB, Delta Live Tables, or Azure-specific services is preferred.
- Experience with token classification, NER, sequence labelling, or hands-on GNN training is ideal.
- Strong English communication skills for presentations, cross-team collaboration, and reporting.
Benefits
- Profit sharing and a yearly company savings plan.
- 25 paid time-off days and 12 additional paid days off.
- 50% of the transportation pass covered by the company and €9-per-day lunch vouchers.
- Healthcare coverage for the employee and family.
- 20 weeks of maternity leave and 7 weeks of paternity/co-parental leave.
- Gym available in the building.
- Permanent, office-based position in Saint-Mandé with stated work flexibility.
Tech Stack
Categories
About Ubisoft
Ubisoft develops and publishes video games for console, PC, and mobile players worldwide, monetized through premium titles, downloadable content, live services, and the Ubisoft+ subscription. Founded in 1986 and headquartered in Saint-Mandé, France, it operates studios globally and is publicly traded on Euronext Paris. Franchises include Assassin’s Creed, Far Cry, Tom Clancy’s Rainbow Six, and Just Dance.