{"id":2138633,"url":"https://alion.io/job/grid-dynamics-senior-big-data-engineer","title":"Senior Big 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":62000,"max_usd":103000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":94},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Airflow","optional":false},{"name":"Apache Iceberg","optional":false},{"name":"Apache Kafka","optional":false},{"name":"Cassandra","optional":false},{"name":"CI/CD","optional":false},{"name":"Hadoop","optional":false},{"name":"Kubernetes","optional":false},{"name":"Oracle","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Scala","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"Teradata","optional":false},{"name":"Anthropic","optional":true},{"name":"Claude","optional":true},{"name":"Flink","optional":true}],"status":"live","first_seen_at":"2026-10-05T07:00:13Z","employer_posted_date":null,"last_verified_at":"2026-10-05T07:00:13Z","board_verified":false,"closed_at":null,"days_open":6,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":6},"description":"We are seeking a Senior Big Data Engineer to join our innovative team in building next-generation reporting pipelines and infrastructure capable of processing massive datasets. In this role, you will design, code, and verify scalable data jobs using the latest version of Scala and Spark, ensuring the highest accuracy for algorithms that drive strategic decisions for our stakeholders. You will work within a distributed team of leading big data engineers across Europe and overseas, taking ownership of both data logic and the underlying infrastructure. You will be at the forefront of large-scale data engineering, working for a global leader in the mobile app ecosystem and the world's largest application marketplace to redefine how high-volume data insights are generated.\nResponsibilities:\nDesign, develop, and optimize scalable big data processing pipelines using the latest versions of Scala and Apache Spark.\n\nImplement and verify complex data jobs to guarantee that statistical algorithms return precise and reliable metrics for global stakeholders.\n\nWork closely with infrastructure and cloud environments, leveraging Kubernetes to manage, monitor, and optimize how Spark runs on Kube clusters.\n\nOrchestrate complex data workflows and scheduling pipelines using Apache Airflow.\n\nBuild and maintain robust data streaming architectures using Spark Streaming and Apache Kafka.\n\nCollaborate seamlessly within a distributed international team, interfacing with top-tier big data engineers in Europe and overseas.\n\nDesign and query complex data models across diverse database engines including Oracle, Postgres, Teradata, and Cassandra.\n\nProactively integrate DevOps and CI/CD practices into the data lifecycle to manage backend infrastructure efficiently.\n\nMin requirements:\nStrong software development experience with Scala and deep proficiency in Apache Spark (including Dataframe/SQL API).\n\nPractical experience with Spark Streaming for real-time data processing.\n\nGood understanding of Kubernetes, specifically regarding how Spark operates on Kube infrastructure.\n\nHands-on expertise with distributed storage and data lakehouse formats like Hive and Iceberg.\n\nProven experience in workflow orchestration using Apache Airflow.\n\nStrong proficiency in SQL, with advanced knowledge of SparkSQL (including window functions and complex group-by cases).\n\nSolid understanding of distributed computing technologies, architectural patterns, and hands-on experience with Hadoop.\n\nWould be a plus:\nPractical experience with Apache Flink for stream processing.\n\nFamiliarity or hands-on experience utilizing Claude (Anthropic) for engineering workflows or automation.\n\nProven track record of implementing Data Lakes, Data Warehousing, or advanced analytics systems.\n\nStrong background in DevOps, infrastructure management, and building automated CI/CD pipelines at scale.\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\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 I\nTech stack\nJava\nScala\nSpark","description_format":"text","description_chars":3883,"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":88,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.877,"p_room":1,"age_days":4,"expected_fill_days":22,"reasons":["seen:4","velocity","win:early"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/grid-dynamics-senior-big-data-engineer","json_url":"https://alion.io/job/grid-dynamics-senior-big-data-engineer.json","meta":{"generated_at":"2026-10-11T18:52:37Z","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":5110,"day_limit":null,"remaining_today":null,"minute_limit":300,"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-big-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-big-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-big-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-big-data-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgrid-dynamics-senior-big-data-engineer"}]}