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Data engineer • berlin

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Data engineer SQL M/F

Hays LuxembourgBiesdorf, DE

We are looking for a Senior Data Engineer SQL for one of our clients based in Luxembourg.Freelance or permanent contract via payrolling company.Strong expertise in advanced SQL development and ente... Mehr anzeigen

 • Gesponsert

Junior Data Engineer / Data Scientist (m/w/d)

&effect data solutions GmbHBerlin, DE

Organisation im sozialen und öffentlichen Sektor ihre Daten für einen positiven Impact einsetzen zu können.Dabei setzen wir auf datengesteuerte Prozesse und evidenzbasierte Entscheidungen.Als inter... Mehr anzeigen

Data Engineer (m/w/d)

Legalhero GmbHBerlin, DE

Du wirst die Data-Ingestion plus Daten-Schichten ownen, die unsere Analytics, Compliance und AI-Arbeit speisen.Du reportest direkt an den VP Engineering, AI und Data.Connectoren, Custom Extractoren... Mehr anzeigen

AI, BI and Data Analytics Solutions Engineer (m/f)

ExperisBiesdorf, DE

Experis IT Luxembourg is actively looking for a.Senior AI, BI and Data Analytics Solutions Engineer (m/f).Develop prototypes and data-centric solutions for various users using Data Analytics (DA) a... Mehr anzeigen

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Research Data Specialist

Université du LuxembourgBiesdorf, DE

Faculty of Science, Technology and Medicine.FSTM) at the University of Luxembourg contributes multidisciplinary.Mathematics, Physics, Engineering, Computer Science, Life Sciences and Medicine.Throu... Mehr anzeigen

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Data Engineer

HuzzleBerlin, BE, DE
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At Huzzle, we connect exceptional talents with top opportunities at leading companies across the UK, US, Canada, Europe, and Australia.Our clients include startups, digital agencies, and tech platf... Mehr anzeigen

Electromechanical Engineer

L.E.A.SE. S.A.Biesdorf, DE

Your main mission consists in providing design and analysis services in the area of electrical engineering.These services shall support product development throughout Client’s different business un... Mehr anzeigen

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Senior Data Engineer

Hack The BoxBerlin, BE, DE
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Welcome! Super excited you dropped by 🥳.Let's redefine cyber security expertise standards and connect business - community through highly engaging hacking experiences.Find out more insights about ... Mehr anzeigen

Senior Data Engineer - Data Platform (m/f/d)

1KOMMA5˚Berlin, Germany
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Living on wind and sunlight forever for free.To make this a reality, we are building the energy system of the future with Heartbeat AI.We bring together regional craftsmanship and scalable software... Mehr anzeigen

Data Engineer (m/w/d)

Tennis-Point Europe GmbHBerlin, DE

Herzebrock-Clarholz, Berlin, Hamm.Zur Unterstützung unseres Data & Analytics Teams suchen wir Dich ab sofort in Vollzeit als.In unserem Data & Analytics Team arbeitest Du gemeinsam mit Engi... Mehr anzeigen

Data Engineer

Sogeti, part of CapgeminiBiesdorf, DE

At Sogeti, we believe the best is inside every one of us.Whether you are early in your career or at the top of your game, we’ll encourage you to fulfill your potential to be better.Through our shar... Mehr anzeigen

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Senior Data Engineer, Python - (Logistics, Data & ML)

Delivery HeroBerlin, DE

Logistics Data & Machine Learning Platform team on our journey to always deliver amazing experiences.At Delivery Hero, we are building the next generation of logistics intelligence powered by real-... Mehr anzeigen

Lead Data Engineer (f/m/x) – TFL Data

0010 Deutsche Bank AktiengesellschaftAllee , Suhr, Berlin Otto

Deutsche Bank Technology in Berlin.DB Technology is a global team of tech specialists, spread across multiple trading hubs and tech centres.We have a strong focus on promoting technical excellence ... Mehr anzeigen

Data Engineer (m/w/d)

Transdev GmbHBerlin, DE

Mitgestalten der Schnittstellen zwischen den IT-Anwendungen der Transdev Gesellschaften auf Grundlage fachlicher Anforderungen.Steuerung, Betreuung, Versorgung sowie Auswertung von Daten innerhalb ... Mehr anzeigen

AI & Data Engineer

SECO LuxembourgBiesdorf, DE

SECO Group, you will play a key role in building the next generation of.Data & AI products for the construction industry.You will work in a startup-minded environment, from research and data collec... Mehr anzeigen

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Freelance Data Scraping Engineer (Python)

MindriftBerlin, BE, DE
Homeoffice
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Mindrift is looking for highly skilled Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows within our hybrid AI + human system.In this role, as a... Mehr anzeigen

Data Engineer / Analytics Engineer (w/m/d)

InCycling GmbHBerlin, Germany
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You will be the first dedicated data hire at InCycling: a Berlin-based startup building AI-driven infrastructure for surplus chemical trading in a highly regulated industry.The data you'll work wit... Mehr anzeigen

Senior Data Engineer - Data Platform (m/f/d)

1Komma5° GmbHBerlin, Berlin, DE

Living on wind and sunlight forever for free.To make this a reality, we are building the energy system of the future with Heartbeat AI.We bring together regional craftsmanship and scalable software... Mehr anzeigen

Business Control & Data Analytics Trainee

Advanzia BankBiesdorf, DE

BUSINESS CONTROL & DATA ANALYTICS TRAINEE.Kickstart your career in our Business Control & Data Analytics Team!.Are you ready to launch your career at an unconventional digital bank in the heart of ... Mehr anzeigen

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Data Manager

Kepler SearchBiesdorf, DE

Job Opportunity – Data Manager.Valuation Data Services / Fund Administration.We are looking for an experienced.Fund Administration division of the bank.The successful candidate will play a key role... Mehr anzeigen

 • Gesponsert
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Data engineer SQL M/F

Data engineer SQL M/F

Hays LuxembourgBiesdorf, DE
Vor einem Tag
Stellenbeschreibung

We are looking for a Senior Data Engineer SQL for one of our clients based in Luxembourg

  • Freelance or permanent contract via payrolling company
  • Strong expertise in advanced SQL development and enterprise data modelling (Data Vault, dimensional, 3NF)
  • Fluent English is mandatory, German or French is a plus

Your responsibilities

SQL Development & Data Modelling
  • You will design and optimize complex SQL transformations to support analytics, reporting, and regulatory requirements
  • You will contribute to and enhance existing enterprise data models using structured methodologies
  • You will ensure high-performance, maintainable SQL aligned with modelling standards
  • You will implement robust data quality checks, validation rules, and SQL testing frameworks
  • You will document data lineage, metadata, and architecture for transparency and governance
  • You will help reduce architectural debt and maintain a consistent data ecosystem
Data Pipelines & Integration Engineering
  • You will build and maintain SQL-centric ETL/ELT pipelines
  • You will leverage Python to automate workflows and integrate APIs when needed
  • You will implement batch, incremental, and near real-time ingestion patterns
  • You will ensure strong monitoring, observability, and reliability of data pipelines
Business Intelligence Enablement
  • You will structure SQL datasets optimized for BI consumption
  • You will support data preparation, extraction logic, and backend performance
  • You will assist BI teams with troubleshooting, prototyping, and governance topics
Cross Functional Collaboration
  • You will collaborate with finance, risk, compliance, and business teams to translate requirements into data solutions
  • You will align closely with data architects to ensure consistency in modelling approaches
  • You will troubleshoot across data ingestion, modelling, and operational layers
  • You will contribute to platform evolution and continuous engineering improvements
  • You will communicate effectively with both technical and non-technical stakeholders
Data Platform & Operational Excellence
  • You will work with infrastructure teams to ensure reliable production operations
  • You will apply best engineering practices including version control, documentation, testing, and code quality

Profile
  • You are highly proficient in SQL, including complex queries, tuning, and optimization
  • You are experienced with enterprise data models such as Data Vault, dimensional models, SCD, or 3NF
  • You are comfortable building scalable SQL-based transformations
  • You are familiar with Python for automation and workflow enhancements
  • You are experienced with BI tools such as Tableau or Power BI (considered an advantage)
  • You are knowledgeable in financial services or regulated environments (a strong asset)
  • You are committed to delivering reliable, maintainable, and well-tested data solutions
  • You are quality-driven with a focus on monitoring, automation, and reliability
  • You are proactive, solution-oriented, and engaged across the full data lifecycle
  • You are able to refine requirements and collaborate effectively with diverse stakeholders
  • You hold a Bachelor's or Master's degree in a relevant field
  • You have at least 5 years of experience in data engineering or SQL-heavy backend roles
  • You are familiar with banking or financial environments
  • You may have exposure to core banking platforms such as Temenos (considered a plus)