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Salary
$39k – $41k per year
Location
Remote (likely EAEU)
Employment
Full-Time

First seen by Alion on Sep 23, 2026.

Overview
Company
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Profile match
Top Selection is a Russian technology staffing and software development company that recruits engineers for client projects and development work. It advertises roles such as Go developers, 1C developers, mobile QA engineers and system administrators, mostly for work in Moscow. The company is headquartered in Odintsovo, Moscow Oblast, Russia.

Навыки: Oracle PL/SQL, Высоконагруженные системы, PostgreSQL, Greenplum, ClickHouse, Apache Airflow, Apache Spark, Apache NiFi, Apache Kafka, Apache Hadoop. Квалификация: Senior. Специализации: Инженер по данным.

Привет! Меня зовут Марина. Я представляю группу компаний Top Selection.

Мы занимаемся трудоустройством IT специалистов на проектную занятость.

На данный момент мы в поиске сильного Data Engineer (ETL-миграция) для участия в миграции ИС на Apache стек.

Требования

  • Опыт миграции ETL-систем (желательно с Oracle/Informatica на Apache стек)
  • Глубокий SQL: оконные функции, сложные джойны, иерархические запросы
  • Оптимизация SQL для highload (партиционирование, индексы, explain plans)
  • Oracle (PL/SQL) и PostgreSQL
  • Greenplum и/или Clickhouse
  • Проектирование архитектур на Apache Spark (PySpark), NiFi, Airflow
  • Hadoop (HDFS) и Hive
  • Мониторинг ETL: Grafana/Prometheus или Victoria Metrics
  • Опыт работы с биллинговыми системами (желательно телеком-домен)

Как преимущество

  • Потоковая обработка: Kafka Streams / Spark Streaming
  • Informatica PowerCenter (понимание мигрируемой системы)
  • Бинарные форматы хранения в Hadoop
  • Различия: Hive vs Impala, Greenplum vs PostgreSQL, Clickhouse vs PostgreSQL
  • Patroni для кластеризации PostgreSQL/Greenplum
  • S3-хранилища
  • КриптоПро или защищенные каналы передачи данных

Задачи

  • Миграция ETL-системы телеком-оператора с Oracle/Informatica на Apache стек (S3, Airflow, NiFi, Kafka, Greenplum)
  • Перенос бизнес-логики из Informatica в высокопроизводительный SQL-код
  • Написание и оптимизация SQL для витрин данных и ETL-процессов
  • Разработка DAG-ов в Airflow
  • Настройка пайплайнов в NiFi (источники: Oracle, PostgreSQL; приемники: S3, файловые архивы)
  • Разработка Spark-джобов (PySpark) для больших объемов
  • Интеграция с Kafka для потоковой передачи
  • Настройка мониторинга (Grafana/Prometheus) и отслеживание метрик
  • Разбор инцидентов по качеству данных и ошибкам загрузки
  • Code review
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