Design, model, implement and maintain Hadoop solutions supporting raw-event collectionsHelp internal clients with pragmatic strategic & ad-hoc data requirementsOptimize our data infrastructure to become a reliable, tested real-time solutionWork closely with data scientists and engineers to build personalized experiences for our usersDrive research initiatives to innovate and support our data driven approachPerform data extraction, aggregation from multiple sources, includng Google AnalyticsCreate confidence in our data by tests, automation, monitoring and neat visualizationsSeveral years of real-world experience with Apache Hadoop (with e.g. HDFS, Hive, HBase, Pig)Experienced software engineer, proficient with several languages (we use Scala a lot)Proficient with SQL (MySQL, MS-SQL are running) and NoSQL (e.g. MongoDB, Neo4j, Cassandra) databases and querying themSysadmin experience (Linux, AWS, Docker) is a plusPrior experience with scaling ETL projects and a big data platform is advantageousAble to understand complex topics, including business traits and user behaviorUses modern tools and is generally efficient and test-drivenTrue agilist, keen on delivering working softwareNon-religious about specific systems, frameworks, languages or toolsCan focus on deliverables and small increments but also not afraid of huge changes and humongous amounts of dataProud to show your github.com account, research papers or other interesting achievementsVery good skills in English are mandatory, German or Polish is a plusHolidayCheck is deeply committed to providing the best experience in online travel for our customers. Help our growing team of data scientists and engineers to unleash the potential of billions of events every day to provide five million travellers every month with intelligent optimizations!
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