Senior Data Scientist (Search)

TL;DR

Senior Data Scientist (Search): Develops and improves search tools for hotels, railways, and airlines, enhancing search suggestions and optimizing hotel conversion rates. Focus on improving the relevance of search results, developing new features, and ensuring the reliability of ML solutions.

Location: Remote

Компания

Островок creates products for travelers, travel agents, and hoteliers worldwide.

Что делать

• Manage ML projects end-to-end, including problem definition, solution development, testing, production deployment, and support.
• Collaborate with data engineers to create datasets and define data requirements.
• Participate in the design and analysis of A/B tests with data analysts.
• Develop and train models using classic ML and DL techniques.
• Transfer models and code into production (Python service), support releases and integrations.
• Ensure the quality of models after launch, including monitoring, drift/degradation analysis, and improvement planning.

Требования

• Experience managing end-to-end ML projects in production.
• Strong understanding of classic ML, including feature engineering, boosting, classification/regression, cross-validation, threshold selection, and calibration.
• Experience with search or recommendation systems.
• Experience with DL (PyTorch/TensorFlow).
• Proficiency in Python (production-quality code).
• Understanding of ML monitoring.
• SQL skills.
• English: B1 (intermediate).

Хорошо, если есть

• Experience with neural networks in vector search, ranking, NLP, or CV.
• Experience with BigData: Hadoop, Spark.

Культура и преимущества

• Flexible schedule, remote or office work options.
• Technical community with meetups, hackathons, and conference participation.
• Professional development support for conference presentations.
• Health care benefits, including discounts in the "Ясно" service.
• Internal adaptation, training, and soft skills development programs.