Oferta pracy

ETL Developer / Data Warehouse Specialist


  • Warmian-Mazurian

  • offer expired over a month ago
  • contract of employment
  • full-time
  • specialist (Mid / Regular)
  • home office work
  • remote recruitment

Technologies we use


  • Python

  • SQL

Your responsibilities

  • Developing and optimizing of data warehouse infrastructures

  • Building, testing, maintaining and documenting ETL processes and data models

  • Securing and maintaining the data warehouse structure in the version control system

  • Implementing best practices and optimizing SQL queries

  • Supporting data analyst in capturing data needs from our internal clients

  • Working on ad-hoc queries and data analyses

Our requirements

  • Fluent English

  • At least 2 years of experience in a similar role and / or studies in computer science, business informatics or corresponding practical knowledge

  • Experience in Data Warehousing, Data Modelling, Database Design, ETL

  • Proficient in MS SQL and experienced in SQL Server administration and maintenance (troubleshooting, tuning queries etc.)

  • At least basic knowledge of Phyton

  • Good analytical and problem-solving skills

  • Positive mind-set and a can-do attitude towards challenges in a global and dynamic organization


  • Experience in using version control (i.e GITLab)

What we offer

  • A secure job position in an exponentially growing international IT company

  • Room to implement your own ideas, challenges within your own responsibility

  • Possibility to grow within a multicultural work environment with a flat structure and direct, informal communication

  • A job with purpose - possibility to contribute to our CSR projects: Hemmersbach Rhino Force, Hemmersbach Kids’ Family

  • Welcome package, full introduction into the company, Buddy program to help you get started

  • Language courses, discounts in partner universities, a wide range of trainings on our internal e-learning platform, for our employees’ kids access to educational modules

  • Flexible working hours

  • A package of co-funded benefits: multisport card, private health care as well as life insurance for you, your partner, and family members

  • Benefits

  • sharing the costs of sports activities

  • private medical care

  • sharing the costs of foreign language classes

  • sharing the costs of professional training & courses

  • life insurance

  • corporate library

  • no dress code

  • coffee / tea

  • parking space for employees

  • meal passes

  • charity initiatives


Hemmersbach provides IT infrastructure services in more than 190 countries with 50+ own subsidiaries. We deliver exclusively for the leading companies in the IT industry. As pragmatic problem solvers, we not only enthuse our customers, but also make the world a better place: 20% of our profits go into our Direct Actions Hemmersbach Rhino Force and Hemmersbach Kids’ Family. That’s why Hemmersbach is The Social Purpose IT Company.

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Would you like to join our team? Please send your CV in English.