Data Engineer

Your mission

WearelookingforaDataEngineerwhoenjoysbuildingreliabledata pipelines.YouwillhelpdesignandoperatescalableELTprocessesthat power analytics, reporting, and core product features.

YouarecomfortableworkingwithPython,SQLandAWS,understand moderndataarchitecturepatterns,andcareaboutdataquality, performance,andmaintainability.

Your responsibilities

Design,buildandmaintainscalableELTpipelines.

ImplementandoperatedataworkflowsusingAWS(Lambda, StepFunctions,S3,Batch,etc.).

ContributetotheevolutionofourDataPlatformarchitecture(Medallionarchitecture).

Ensuredataquality,consistency,andreliabilityacrosspipelines.

Optimizedatatransformationsforperformanceandcostefficiency.

CollaboratewithBackendandFrontendEngineersandProduct todefinedatarequirements.

Monitorpipelines,troubleshootissuesandimproveobservability.

Document data models, transformations and architecture decisions.

Your skills

StrongPythonskillsfordataprocessing(ideallyfamiliarwith PolarsorPySpark)..

ExperiencebuildingETL/ELTpipelinesinproductionenvironments.

SolidexperiencewithCloudservices-ideallyAWS.

UnderstandingofMedallionArchitecture.

StrongSQLskillsandexperiencewithdimensionaldatamodeling.

Experienceworkingwithstructuredandsemi-structureddata (JSON,CSV,Parquet,APIs).

Understandingofdatavalidationanddataqualitypractices.

ExperiencewithGitandCI/CD.

Niceto have

Experiencewithcolumnardatabases(e.g.ClickHouse,Redshift, BigQuery).

Familiaritywithinfrastructure-as-code(e.g.Terraform).

Experience with Docker.

You can expect:

Beingpartofahighlymotivatedinternationalteam.

Highownershipandresponsibilityforyourdomain.

Amoderndatastackandroomtoshapearchitecturedecisions.

AworkplaceintheheartofViennaorremoteoptionswith quarterlyofficeweeksinViennaHelu.io.

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