{"id":2138627,"url":"https://alion.io/job/grid-dynamics-senior-data-engineer","title":"Senior Data engineer","company":{"id":4372602,"name":"Grid Dynamics","domain":"griddynamics.net","url":"https://alion.io/company/grid-dynamics","size_band":null,"is_staffing_agency":false,"employer_type":"direct","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":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland","Wrocław, Poland","Kraków, Poland","Gdańsk, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":63000,"max_usd":105000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":76},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"ClickHouse","optional":false},{"name":"Databricks","optional":false},{"name":"Hadoop","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-06T10:05:13Z","employer_posted_date":null,"last_verified_at":"2026-10-06T10:05:13Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"We are seeking a Senior Data Engineer to join a high-impact engineering initiative aimed at modernizing and unifying the global data ecosystem for a premier, global leader in digital payment acceptance solutions. In this role, you will play a key technical role within a dedicated Grid Dynamics squad, focusing on architecting and delivering a next-generation Data Platform leveraging Databricks on AWS, Medallion Architecture, and ClickHouse for low-latency analytics. You will combine strong hands-on development with end-to-end delivery ownership—driving data quality, establishing robust automated testing practices, and translating business requirements into scalable engineering solutions.\nResponsibilities:\nDesign and build production-grade data pipelines and data platform components using Databricks on AWS, PySpark, Python, and SQL.\n\nImplement scalable Data Models based on the Medallion Architecture framework (Bronze, Silver, and Gold layers).\n\nArchitect and optimize low-latency, real-time analytics data paths using ClickHouse.\n\nDrive engineering quality across the delivery process by building automated unit, integration, and data quality testing frameworks without relying on dedicated QA resources.\n\nCollaborate directly with client stakeholders and team leadership to refine backlog items, clarify requirements, and run technical discussions.\n\nConduct design and code reviews to enforce system reliability, maintainability, and architectural standards.\n\nProvide pragmatic support and maintenance for a legacy Hadoop/Kafka reporting platform (~10% effort split) while supporting the strategic shift to the new platform.\n\nMin requirements:\n5+ years of commercial data engineering experience building, scaling, and maintaining enterprise data platforms.\n\nStrong hands-on experience with Databricks, Spark / PySpark, Python, and advanced SQL.\n\nProven track record of designing data models and architectures using the Medallion Architecture pattern.\n\nPractical experience implementing high-volume, low-latency analytics solutions using ClickHouse.\n\nSolid engineering background in automated testing methodologies (unit, integration, and data quality validation) within data pipelines.\n\nDemonstrated capability to translate complex business needs into technical designs and clear backlog requirements.\n\nWould be a plus:\nPractical experience within the AWS cloud ecosystem.\n\nFamiliarity with real-time streaming architectures and frameworks such as Apache Kafka.\n\nDomain knowledge in payment processing, financial services, or merchant reporting systems.\n\nConceptual or hands-on exposure to MLOps frameworks or integrating AI/ML workflows into Databricks platforms.\n\nWe offer:\nOpportunity to work on bleeding-edge projects\n\nWork with a highly motivated and dedicated team\n\nCompetitive salary\n\nFlexible schedule\n\nBenefits package - medical insurance, sports\n\nCorporate social events\n\nProfessional development opportunities\n\nWell-equipped office\n\nCollapse\nAbout us:\nGrid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.\nTech stack\nDatabricks\nPython\nSpark\nPySpark\nClickHouse","description_format":"text","description_chars":3732,"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":["Flexible schedule","Health insurance","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-09T02:26:00Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":22,"reasons":["seen:3","velocity","win:early"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/grid-dynamics-senior-data-engineer","json_url":"https://alion.io/job/grid-dynamics-senior-data-engineer.json","meta":{"generated_at":"2026-10-11T01:01:40Z","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","counted_by":"address","units_charged":1,"used_today":1384,"day_limit":5000,"remaining_today":3616,"minute_limit":60,"resets_at":"2026-10-12T00:00:00Z"}},"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":4372602},"rest":"https://alion.io/mcp/rest/get_company?id=4372602"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgrid-dynamics-senior-data-engineer"},{"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%2Fgrid-dynamics-senior-data-engineer"},{"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%2Fgrid-dynamics-senior-data-engineer"},{"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/grid-dynamics-senior-data-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgrid-dynamics-senior-data-engineer"}]}