{"id":1145689,"url":"https://alion.io/job/optiveum-senior-data-engineer","title":"Senior Data Engineer","company":{"id":685848,"name":"Optiveum","domain":"optiveum.com","url":"https://alion.io/company/optiveum","size_band":null,"is_staffing_agency":true,"is_intermediary":false,"listed_via":null,"ats_vendor":"Teamtailor","truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":null,"max":145,"currency":"PLN","period":"hour","gross":null,"usd_annual":76000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"ETL/ELT","optional":false},{"name":"MS SQL","optional":false},{"name":"SQL","optional":false},{"name":"Amazon S3","optional":true},{"name":"AWS","optional":true},{"name":"Db2","optional":true},{"name":"Snowflake","optional":true}],"status":"live","first_seen_at":"2026-09-21T10:23:58Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-09-23T18:53:49Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Senior Data Engineer\nAbout the role:\nWe are currently looking for a Senior Data Engineer to join our client, a dynamically growing company in the banking industry. In this role, you will be responsible for building and optimizing data pipelines, integrating systems, and ensuring top-tier data quality and availability.\nKey details:\nRate: Up to 145 PLN / hour (B2B)\n\nWork model: Hybrid (3 days a week in the office)\n\nLocation: Warsaw, Gdynia, or Gdańsk\n\nContract: B2B agreement signed directly with Optiveum\n\nYour responsibilities:\nDesigning and building ETL processes and data pipelines for integrating data across various systems.\n\nEnabling reliable and secure data sharing between applications.\n\nEnsuring data quality, consistency, and high availability.\n\nMonitoring, troubleshooting, and optimizing pipeline performance.\n\nCollaborating closely with engineering and business teams to gather and fulfill data requirements.\n\nRequirements:\nStrong experience with data storages, with a mandatory focus on SQL Server.\n\nProficiency in database programming using SQL, PL/SQL, or T-SQL.\n\nSolid experience in data modeling.\n\nHands-on experience with Kafka and APIs.\n\nProven track record of building ETL/Data Pipelines and a deep understanding of various data technologies.\n\nStrong overall understanding of Data and the broader Data Landscape.\n\nFluent English (B2/C1 minimum) allowing for seamless communication in an international environment.\n\nNice to have:\nExperience with Snowflake and AWS S3 storage.\n\nKnowledge of DB2.\n\nWhat we offer:\nB2B agreement signed directly with Optiveum (we are your contracting and recruitment partner).\n\nTransparent working conditions and dedicated support from our team throughout the duration of the project.\n\nOpportunity to work in an international, highly collaborative environment.\n\nAccess to benefits including private medical care, life insurance, and a Multisport card.\n\nRegular teambuilding events.","description_format":"text","description_chars":1933,"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":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":["Life insurance"],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-23T15:00:08Z"}],"liveness":{"score":54,"band":"ok","label":"Likely open","p_open":1,"p_active":0.542,"p_room":1,"age_days":2,"expected_fill_days":22,"reasons":["conf:10","agency","velocity","win:early"],"computed_at":"2026-09-24T05:45:00Z"},"pay":{"stated_usd_annual":76000,"is_top_pay":false},"html_url":"https://alion.io/job/optiveum-senior-data-engineer","json_url":"https://alion.io/job/optiveum-senior-data-engineer.json","meta":{"generated_at":"2026-09-24T23:04:27Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":1282,"day_limit":5000,"remaining_today":3718,"minute_limit":60,"resets_at":"2026-09-25T00:00:00Z"}}}