ML engineer / Data Scientist (RecSys, Search)

Location: Limassol Wisebits — is an international IT holding with a strong technical team! Our key product is a high-load video hosting platform used by millions of people worldwide every day. With over 15 years on the market, we’ve built a professional team that values engagement and initiative. If you’re excited about working with a high-load product and want to have an impact on its development, join us! What you'll be working on: Participating in the development and improvement of recommendation systems, including user-item, item-item, and cross-platform recommendations. Optimizing recommendations on category, channel, and tag pages. Building text-to-video search: embedding models, ranking, and semantic search. Turning ML prototypes into production services: inference optimization, profiling, feature preparation, and model quality control. Developing high-load ML services in Python, including gRPC/Triton-based services. Our stack: Languages and libraries: Python, PyTorch, CatBoost, NumPy, Pandas, Polars, CuDF, CuPy. Infrastructure and deployment: Kubernetes, Docker, Airflow, Triton Inference Server. Data storage: ClickHouse, MySQL. What we expect from you: 2+ years of experience with recommendation systems, search, or related ML tasks. Strong knowledge of Python and ML frameworks, such as PyTorch, CatBoost, etc. Experience deploying models to production. Understanding of offline and online model evaluation principles. What we offer: Work on an ML product used by millions of users, with real product metrics. A compact team where every engineer has an impact on the product and can develop expertise across several areas. Experienced colleagues to discuss ideas with, think through solutions together, and launch new projects and features. A simple structure — minimum bureaucracy, maximum ownership. Benefits package: medical insurance, tax compensation, professional training, work equipment, and language courses. Relocation to Cyprus: visa support, relocation coverage, tickets, and the first month of accommodation. Flexible schedule, a comfortable atmosphere, and team support. Work format: Remote / On-site Salary: From €4,000 net per month. The final compensation level may be higher and depends on relevant experience, skills, and overall match with the role requirements.