{"id":3602025,"url":"https://alion.io/job/arnest-unirus-data-scientist-ml-data-saientist","title":"Data Scientist (ML) / Дата-сайентист","company":{"id":66166,"name":"Arnest UniRus","domain":"unirusgroup.ru","url":"https://alion.io/company/unirusgroup","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"HeadHunter","truth_index":{"grade":"B","score":83,"open_postings":25,"ghost_share":0.24,"stale_share":0,"repost_share":0.48,"time_to_fill_p50_days":20,"computed_at":"2026-11-04T06:34:25Z"}},"role":"Data Science","role_family":"Data Science","seniority":"junior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Moscow, Russia"],"countries":["RU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"CatBoost","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"GitLab","optional":false},{"name":"LightGBM","optional":false},{"name":"Machine Learning","optional":false},{"name":"NumPy","optional":false},{"name":"Plotly","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Scikit-learn","optional":false},{"name":"SQL","optional":false},{"name":"XGBoost","optional":false},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-11-02T09:40:52Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-03T09:06:26Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Мы развиваем собственную ML-систему прогнозирования продаж в\n крупной FMCG-компании.\n Система уже работает в production. Сейчас мы развиваем внутреннюю\n экспертизу, совершенствуем существующие модели и расширяем\n функциональность ML-решений.\n Ищем Data Scientist, которому интересно работать над реальным ML-\n продуктом: от исследования данных и разработки моделей до их\n внедрения и сопровождения в production.\n Какие задачи вас ждут:\n Разработка и внедрение ML-моделей (ближайший проект - прогнозирование временных рядов).\n Разведочный анализ данных (EDA).\n Эксперименты с различными подходами и алгоритмами моделей.\n Генерация и проверка гипотез для увеличения качества моделей. Ведение и приоритезация бэклога гипотез.\n Разработка инфраструктуры для отслеживания экспериментов, автоматического обновления данных и переобучения моделей.\n Реализация (совместно с IT) интеграций результатов модели в целевые системы.\n Визуализация и интерпретация результатов для бизнес-подразделений.\n Ведение документации.\n Участие в развитии внутренних ML-инструментов и best practices команды.\n Мы ожидаем:\n Опыт работы Data Scientist от 2 лет;\n\n Опыт работы в формате командной разработки с общей кодовой базой в\n Gitlab;\n\n Уверенное владение Python и основными библиотеками для анализа\n данных, машинного обучения и визуализации: PySpark, pandas, NumPy,\n scikit-learn, plotly;\n\n Практический опыт разработки моделей и интерпретации результатов\n на основе градиентного бустинга: LightGBM, CatBoost или XGBoost;\n\n Понимание особенностей прогнозирования временных рядов: лаговые\n признаки, скользящие статистики, сезонность, временная валидация;\n\n Уверенное знание SQL;\n\n Опыт работы с DWH и объектными хранилищами (S3);\n\n Понимание принципов работы ML-моделей в production. Знакомство с\n MLOps практиками;\n\n Опыт работы с Airflow, Docker и CI/CD.\n\n Английский язык на уровне чтения технической документации.","description_format":"text","description_chars":1895,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Russian","level":"Advanced (C1)","optional":false},{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Dairy Products","Frozen Food","Personal Hygiene & Toiletries"],"lifecycle":[{"event":"open","at":"2026-11-02T09:43:28Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":20,"reasons":["conf:21","velocity","win:early","comp:junior"],"computed_at":"2026-11-04T06:34:25Z"},"pay":null,"html_url":"https://alion.io/job/arnest-unirus-data-scientist-ml-data-saientist","json_url":"https://alion.io/job/arnest-unirus-data-scientist-ml-data-saientist.json","meta":{"generated_at":"2026-11-04T09:13:50Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":14370,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":66166},"rest":"https://alion.io/mcp/rest/get_company?id=66166"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Farnest-unirus-data-scientist-ml-data-saientist"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Farnest-unirus-data-scientist-ml-data-saientist"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Farnest-unirus-data-scientist-ml-data-saientist"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/arnest-unirus-data-scientist-ml-data-saientist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Farnest-unirus-data-scientist-ml-data-saientist"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3602025}},{"tool":"search_jobs","arguments":{"company":"unirusgroup.ru","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3602025},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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