Senior Data Engineer Data EngineerABOUT USWe are a multi-award-winning team of over 100 engineers, designers, and analysts based in Leicester, with development hubs in Ukraine and Spain. We specialise in bespoke software development, extended teams/staff augmentation, and support as a service.OUR CLIENTOur partner is Europe’s leading platform for buying and selling books, CDs, movies, games, and fashion. The company fosters success by bringing together a team of professionals with diverse backgrounds who collaborate to bring bold ideas to life and find innovative solutions.We are looking for a Data Engineer to join the Evolved Ideas team.Your missionOwn the end-to-end pipeline that creates the unified customer_uuid across Books & Media and FashionMaintain and evolve our customer identity master data with a strong focus on accuracy, reliability, and production qualityImprove our probabilistic identity resolution model and make matching decisions measurable, transparent, and explainableBuild scalable and cost-efficient data pipelines across BigQuery, GCS, and Cloud Run JobsIntroduce diagnostics, monitoring, and structured validation for every relevant model changeIdentify and resolve edge cases in customer matching logic before they become production issuesWork closely with business and technical stakeholders to turn complex matching challenges into robust data solutionsYour Tech StackBigQuerySQLPythonAirflowSplinkGoogle Cloud StorageCloud Run JobsPub/SubYour profile5+ years of experience in production data engineeringStrong experience with BigQuery and advanced SQL in large-scale analytical environmentsStrong Python skills for production-grade data engineeringSolid Airflow experience and a strong understanding of reliable orchestration patternsHands-on experience with incremental pipelines and idempotent data processingExperience with probabilistic record linkage or entity resolution in productionStrong understanding of data quality, matching logic, and precision/recall trade-offsA careful, structured, and ownership-driven way of workingStrong communication skills and the ability to explain technical decisions clearlyEnglish Level required: B2 - Independent users of the language, i.e. those who have the necessary fluency to communicate without effort with native speakers.Nice-To-HaveExperience with Splink and probabilistic record linkage toolsExperience with Cloud Run Jobs, GCS, and event-driven patterns in GCPExperience with Pub/Sub as a source in data pipelinesFamiliarity with data format trade-offs such as Parquet, AvroExperience with dbtExposure to downstream BI use casesExperience in e-commerce or marketplace environmentsYOU CAN LOOK FORWARD TOContributing to a high scale, complex product and seeing the real-time impact of your workFlexible and hybrid workingPrivate Medical Healthcare insuranceTraining budgetExtra holidaysChallenging tasks and professional development, knowledge & best practice sharingWe are based in the Canary Islands, Spain.To apply for this vacancy you must have the right to work in Spain (NIE and SS.SS.). The role can only be performed remotely within Spain. We are unable to hire candidates who require relocation or visa support.
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📌 Senior Data Engineer at Evolved Ideas Spain (España)
🏢 Evolved Ideas Spain
📍 España