{"id":1108085,"url":"https://alion.io/job/top-selection-data-engineer-2","title":"Data engineer","company":{"id":768,"name":"Top Selection","domain":"topselection-development.com","url":"https://alion.io/company/top-selection","size_band":"5000+","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"inferred_payroll_markers","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["RU","BY","KZ","KG","AM"],"hiring_countries_total":5,"salary":{"min":280000,"max":300000,"currency":"RUB","period":"month","gross":null,"usd_annual":41616},"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Airflow","optional":false},{"name":"Apache Kafka","optional":false},{"name":"Apache NiFi","optional":false},{"name":"ClickHouse","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Grafana","optional":false},{"name":"Greenplum","optional":false},{"name":"Hadoop","optional":false},{"name":"Informatica","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Prometheus","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-09-22T07:50:21Z","employer_posted_date":null,"last_verified_at":"2026-09-22T07:50:21Z","board_verified":false,"closed_at":null,"days_open":48,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":48},"description":"Навыки: Python. Квалификация: Senior. Специализации: MLOps-инженер.\n\nПривет! Меня зовут Ирина. Я представляю группу компаний Top Selection.\nВ данный момент мы в поисках Data engineer\nТребования:\n- Опыт TeamLead (управление командой) не менее 4 лет;\n- Опыт разработки ETL/ELT-процессов, в которых значительная часть логики реализована на стороне СУБД;\n- Опыт разработки и сопровождения хранимых процедур / функций в СУБД;\n- Практический опыт использования SQL/PLSQL или аналогичных процедурных расширений SQL для реализации загрузок и трансформаций данных;\n- Опыт участия в проектах миграции ETL-систем (Apache стек);\n- Опыт разработки на Python (написание ETL-скриптов, работа с pandas, интеграция с API);\n- Опыт написания и отладки DAG'ов в Apache Airflow (не только проектирование, но и разработка);\n- Опыт работы с PySpark (трансформации, оптимизация, партиционирование);\n- Опыт миграции ETL-процессов с Informatica PowerCenter на открытый стек (Airflow + Greenplum);\n- Глубокое практическое знание NiFi и Airflow: проектирование потоков, подключение источников, обработка ошибок, мониторинг, отладка;\n- Опыт работы с качеством данных: разработка правил валидации, анализ влияния на бизнес-процессы;\n- Понимание архитектурных подходов к проектированию хранилищ, различие ETL и ELT;\n- Опыт работы с Hive metastore (устройство, хранение на PostgreSQL) и форматами файлов (Parquet, ORC);\n- Опыт работы с Оracle;\n- Опыт применения сложных SQL-запросов (оконные функции, джоины);\n- Умение оптимизировать запросы для highload-среды;\n- Опыт проектирования интеграций Apache-стека с Kafka и BI-системами;\n- Опыт настройки потоковой обработки данных;\n- Опыт работы с Hadoop и Hive (знание версий, источников данных);\n- Опыт работы с PostgreSQL, Greenplum, Clickhouse;\n- Опыт работы с Grafana/Prometheus для отслеживания ETL-процессов;\n- Опыт работы с биллингом;\n- Опыт автоматической валидации и контроля качества данных после миграции (сравнение результатов, метрики);\nОбязанности:\n- Миграция ETL-процессов с Informatica PowerCenter на целевой стек: NiFi + Airflow + Greenplum + SQL/хранимые процедуры.\n- Подготовка документации AS IS и TO BE;\n- Написание SQL кода;\n- Отслеживание метрик.\nКонтакт для связи: @Iryn_pnz","description_format":"text","description_chars":2212,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Russian","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Russia","iso":"RU","kind":"country"},{"name":"Belarus","iso":"BY","kind":"region"},{"name":"Kazakhstan","iso":"KZ","kind":"region"},{"name":"Kyrgyzstan","iso":"KG","kind":"region"},{"name":"Armenia","iso":"AM","kind":"region"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Mining"],"lifecycle":[{"event":"open","at":"2026-09-22T07:50:21Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long 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