{"id":3392687,"url":"https://alion.io/job/tqlo-data-engineer-with-snowflake-airflow","title":"Data Engineer (with Snowflake & Airflow)","company":{"id":1015,"name":"TQLO","domain":"tqlo.pl","url":"https://alion.io/company/tqlo","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitify","truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":58000,"max_usd":103000,"period":"year","method":"role_country_seniority_unknown","sample_n":367},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Airflow","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"dbt","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Git","optional":false},{"name":"IAM","optional":false},{"name":"Pytest","optional":false},{"name":"Python","optional":false},{"name":"Snowflake","optional":false},{"name":"SQL","optional":false},{"name":"Apache Iceberg","optional":true},{"name":"Delta Lake","optional":true},{"name":"Docker","optional":true},{"name":"Great Expectations","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-10-26T00:00:00Z","employer_posted_date":"2026-10-28","last_verified_at":"2026-10-28T15:26:53Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Poszukujemy doświadczonego Data Engineera zainteresowanego współpracą w modelu B2B, w ramach projektu realizowanego dla naszego klienta. Zakres usług obejmuje projektowanie, budowę i optymalizację skalowalnych pipeline’ów danych z wykorzystaniem Apache Airflow, Python, Snowflake oraz dbt, a także rozwój procesów integracji i transformacji danych, zasilanie Data Lake (AWS S3) oraz optymalizację wydajności i kosztów przetwarzania danych.\nModel współpracy: B2B | 100% zdalnie (z terytorium Polski)\nRozpoczęcie świadczenia usług: ASAP - preferowana dostępność od zaraz lub w ciągu maksymalnie 2 tygodni.\nZakres usług\nProjektowanie, tworzenie i rozwój skalowalnych pipeline’ów danych oraz DAG-ów w Apache Airflow z wykorzystaniem Pythona.\nImplementacja procesów ETL/ELT integrujących dane z API, baz danych oraz plików do Data Lake (AWS S3) i Snowflake.\nModelowanie i transformacja danych z wykorzystaniem dbt.\nOptymalizacja zapytań SQL oraz wydajności i kosztów przetwarzania danych w Snowflake.\nProjektowanie i wdrażanie mechanizmów monitorowania, alertowania oraz obsługi błędów w pipeline’ach danych.\nImplementacja mechanizmów kontroli jakości danych, w tym testów i walidacji.\nOpracowywanie i aktualizacja dokumentacji technicznej dotyczącej dostarczanych rozwiązań.\nWymagania\nMinimum 3 lata komercyjnego doświadczenia w realizacji projektów Data Engineering.\nBardzo dobra znajomość Apache Airflow (DAGs, operators, sensors, hooks, TaskFlow API, XCom, pools, backfills, idempotent DAG design).\nBardzo dobra znajomość Pythona, w tym tworzenia czytelnego, testowalnego kodu oraz testów z wykorzystaniem pytest.\nZaawansowana znajomość SQL (CTE, window functions, optymalizacja zapytań).\nPraktyczne doświadczenie ze Snowflake (warehouses, stages, external volumes, COPY INTO).\nDoświadczenie z dbt (models, tests, macros, snapshots, incremental models).\nZnajomość AWS S3, architektury Data Lake, partycjonowania danych, formatów Parquet, JSON, CSV oraz polityk IAM.\nDoświadczenie z Git i CI/CD.\nZnajomość języka angielskiego na poziomie B2/C1.\nSamodzielność w realizacji powierzonych usług, odpowiedzialność za jakość dostarczanych rozwiązań oraz umiejętność komunikacji z interesariuszami technicznymi i biznesowymi.\n⭐ Mile widziane\nZnajomość Docker i Kubernetes.\nDoświadczenie z Apache Iceberg lub Delta Lake.\nZnajomość narzędzi Data Quality i Data Observability (Great Expectations, Soda).\nDoświadczenie w modelowaniu wymiarowym danych (Kimball).\nDziękujemy za wszystkie zgłoszenia! Skontaktujemy się z wybranymi osobami.","description_format":"text","description_chars":2523,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Polish","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-28T11:00:00Z"}],"visa":[],"liveness":{"score":52,"band":"ok","label":"Likely open","p_open":1,"p_active":0.516,"p_room":1,"age_days":2,"expected_fill_days":35,"reasons":["conf:3","agency","win:early"],"computed_at":"2026-10-28T18:50:00Z"},"pay":null,"html_url":"https://alion.io/job/tqlo-data-engineer-with-snowflake-airflow","json_url":"https://alion.io/job/tqlo-data-engineer-with-snowflake-airflow.json","meta":{"generated_at":"2026-10-28T18:50:00Z","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":25759,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-29T00:00:00Z"}},"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":1015},"rest":"https://alion.io/mcp/rest/get_company?id=1015"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftqlo-data-engineer-with-snowflake-airflow"},{"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%2Ftqlo-data-engineer-with-snowflake-airflow"},{"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%2Ftqlo-data-engineer-with-snowflake-airflow"},{"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/tqlo-data-engineer-with-snowflake-airflow\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftqlo-data-engineer-with-snowflake-airflow"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3392687}},{"tool":"search_jobs","arguments":{"company":"tqlo.pl","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3392687},"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. Docs: https://alion.io/developers"}}