{"id":2096845,"url":"https://alion.io/job/metasharks-razrabotchik-postgresql-proekt-migratsii-oracle-postgresql","title":"Разработчик PostgreSQL (проект миграции Oracle — PostgreSQL)","company":{"id":54480,"name":"Metasharks","domain":"metasharks.ru","url":"https://alion.io/company/metasharks","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"HeadHunter","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Moscow, Russia"],"countries":["RU"],"hiring_countries":["RU","BY","KZ","KG","AM"],"hiring_countries_total":5,"salary":null,"salary_estimate":{"min_usd":32000,"max_usd":57000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":95},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Flyway","optional":false},{"name":"Liquibase","optional":false},{"name":"Oracle","optional":false},{"name":"PostgreSQL","optional":false},{"name":"SQL","optional":false},{"name":"Grafana","optional":true},{"name":"Java","optional":true},{"name":"Prometheus","optional":true},{"name":"Zabbix","optional":true}],"status":"live","first_seen_at":"2026-10-08T17:01:35Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-14T20:32:23Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Мы - Меташаркс, IT-компания с полным циклом разработки digital-решений для крупных российских компаний в логистике, строительстве, недвижимости, страховании, нефтяной и пищевой промышленности. С 2019 года мы создаём сайты, мобильные приложения, сервисы автоматизации, корпоративные порталы и интернет-магазины. Компания имеет IT-аккредитацию.\n На данный момент мы в поисках старшего разработчика баз данных, который усилит экспертизу команды PostgreSQL в проекте миграции с Oracle.\n Проект партнёрский (не внутренний) - работа в формате аутстафф на стороне клиента.\n Обязанности:\n Работать с хранимой логикой на PostgreSQL в рамках миграции с Oracle: адаптация, оптимизация, доработка;\n\n Писать сложные SQL-запросы: многотабличные JOIN, CTE, оконные функции, агрегации, подзапросы;\n\n Оптимизировать запросы и процедуры: EXPLAIN/EXPLAIN ANALYZE, планы, индексы, статистика;\n\n Работать с партиционированием больших таблиц;\n\n Настраивать репликацию, резервное копирование, PITR;\n\n Вести миграции схемы через Flyway/Liquibase;\n\n Разбираться с инцидентами и деградацией производительности;\n\n Взаимодействовать с Oracle-командой, аналитиками, тестировщиками;\n\n Документировать решения, участвовать в code review.\n\n Требования:\n 3+ лет опыта разработки на PostgreSQL на коммерческих проектах;\n Продвинутый SQL и PL/pgSQL;\n\n Понимание MVCC, транзакций, уровней изоляции;\n\n Понимание внутреннего устройства PostgreSQL: WAL, checkpoint, vacuum, autovacuum, планировщик;\n\n Уверенный EXPLAIN/EXPLAIN ANALYZE;\n\n Опыт с индексами: B-tree, GIN, GiST, BRIN;\n\n Репликация, бэкапы, PITR;\n\n Диагностика через pg_stat_statements, pg_stat_activity, pg_locks.\n\n Будет плюсом:\n Oracle PL/SQL и опыт миграции Oracle → PostgreSQL;\n\n Patroni, repmgr, pgbouncer;\n\n Logical replication, logical decoding, replication slots;\n\n Мониторинг: Prometheus + Grafana, Zabbix, pgBadger, ELK;\n\n Flyway, Liquibase, безопасные миграции;\n\n Опыт DR, тестирования бэкапов, RTO/RPO;\n\n Менторство, code review, документирование.\n\n Условия:\n Работа в аккредитованной IT-компании;\n Полностью удалённый формат работы;\n\n Предоставление необходимой техники по запросу;\n\n Интересный проект с сильной и профессиональной 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