{"id":2331954,"url":"https://alion.io/job/itds-poland-senior-postgresql-data-engineer-financial-sector","title":"Senior PostgreSQL Data Engineer – Financial Sector","company":{"id":879,"name":"ITDS Poland","domain":"itds.pl","url":"https://alion.io/company/itds","size_band":"201-500","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":"contractor","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":{"min":21000,"max":24150,"currency":"PLN","period":"month","gross":null,"usd_annual":74148},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Airflow","optional":false},{"name":"Apache Kafka","optional":false},{"name":"CI/CD","optional":false},{"name":"ETL/ELT","optional":false},{"name":"Linux","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RabbitMQ","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-12T08:20:10Z","employer_posted_date":null,"last_verified_at":"2026-10-12T08:20:10Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Unleash data-driven innovation — build high-performance platforms for the financial market!\n\n100% remote work.\nAs a Senior PostgreSQL / Data Engineer, you will be working for our client, a leader in the financial sector, dedicated to developing a cutting-edge enterprise data platform. You will help shape the future of real-time data processing and analytics, handling millions of messages daily within a high-availability environment, contributing to impactful financial insights and decision-making.\nYour main responsibilities:\nDesign, develop, and maintain high-performance PostgreSQL database solutions tailored to large-scale financial data processing.\nOptimize database performance through advanced tuning, indexing, and efficient data modeling practices.\nBuild and implement data models, including normalization and denormalization, to support near real-time analytics.\nCollaborate with cross-functional teams to ensure seamless data integration, using technologies like RabbitMQ and ETL processes.\nMonitor system performance and troubleshoot issues to guarantee high availability and scalability.\nAutomate deployment and maintenance tasks, leveraging CI/CD pipelines for continuous improvement.\nParticipate in planning and executing database migration, archiving, and data retention strategies aligned with industry standards.\nYou're ideal for this role if you have:\nMinimum 5 years of experience working with PostgreSQL, including advanced SQL and data modeling skills.\nProven expertise in PostgreSQL architecture, table partitioning, indexing (B-Tree, Hash, GIN, GiST, BRIN), and performance monitoring.\nStrong knowledge of PL/pgSQL, stored procedures, functions, and triggers.\nPractical experience with large data volumes, performance tuning, and Big Data environments.\nHands-on experience with Linux environment setup and maintenance.\nIt is a strong plus if you have:\nPython scripting skills.\nExperience with Kafka, RabbitMQ, or Apache Airflow.\nFamiliarity with CI/CD practices.\nBackground in banking or financial services sectors.\nLanguage required for the role:\nPolish: Good command\nEnglish: Communicative level\nEligibility to work in:\nOnly candidates with an existing legal right to work in the European Union will be considered for this role.\n#MAKEYourCareerBETTER\nInterested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.\nTech stack\nPostgreSQL\nSQL\nPL/pgSQL\nDatabase Performance Tuning\nData modeling\nLinux\nETL processes\nPython\nApache Kafka / RabbitMQ\nCI/CD","description_format":"text","description_chars":2581,"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":[]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Services","IT Consulting & Digital Transformation","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-10-12T09:05:32Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":13,"reasons":["seen:0","win:early"],"computed_at":"2026-10-12T16:52:48Z"},"pay":{"stated_usd_annual":74148,"is_top_pay":false},"html_url":"https://alion.io/job/itds-poland-senior-postgresql-data-engineer-financial-sector","json_url":"https://alion.io/job/itds-poland-senior-postgresql-data-engineer-financial-sector.json","meta":{"generated_at":"2026-10-12T16:52:48Z","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":26876,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":879},"rest":"https://alion.io/mcp/rest/get_company?id=879"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fitds-poland-senior-postgresql-data-engineer-financial-sector"},{"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%2Fitds-poland-senior-postgresql-data-engineer-financial-sector"},{"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%2Fitds-poland-senior-postgresql-data-engineer-financial-sector"},{"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/itds-poland-senior-postgresql-data-engineer-financial-sector\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fitds-poland-senior-postgresql-data-engineer-financial-sector"}]}