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BI Developer (m/f/x) focusing Data Structure & Integration


With over 3.6 million reviews across 900.000 companies, kununu has become Europe's leading employer review platform.

We believe that every person - whether actively searching for a job or simply interested in improving their work life - should be able to give and get authentic information about companies and roles before walking in on day one.

We believe that life is too short to spend it in the wrong company. That’s why we want to empower people to choose the right place to work and aim to create a better workplace for all. kununu is not just a great place to work, it’s a mindset. We want to feel at home when we work.

Join our Business Analytics team and become kununu´s mastermind for data structure.


  • What we do has a purpose: Empowerment. That’s what it’s all about. We help people choose the right place to work and create a better workplace for all.
  • You will be kununu´s Mastermind for data structure by integrating different data sources out of various departments and ensure interfaces between different data tools to ensure a best in class reporting base.
  • As a part of our Business Analytics Team, you will build ETL-routes and links between kununu´s database and our Data Warehouse (Google BigQuery).
  • As a BI Developer, you are responsible for our Data Warehouse management by ensuring regular maintenance and restructuring.
  • You are in the lead for developing data structure as a basis for internal reporting and business development.
  • You will work closely with your colleagues in the Business Analytics and our Software Engineering Teams to provide first class Data Warehouse for kununu´s internal stakeholders.


    • You have at least two years of practical experience in Data Engineering or DWH Development and you have a proven track record when it comes to data extraction by using ETL-tools.
    • You bring a deep understanding for data structure, relational databases and DWH to the table.
    • You have a technical background, a fundamental grasp for data structure and passion for merging data out of various tools & sources.
    • You are experienced in building ETL-routes, data transformation and building interfaces between different data sources.
    • You possess profound know-how in working with relational database architecture, DWH/BI tools and methods (e.g. SQL, PHP, Python).
    • You are highly interested in data, eager to learn and develop yourself and an outgoing personality that is driven by the desire of continuous improvement.
    • Your profile is rounded out through your fluent English skills - German is a plus.


  • You work directly in the center of Vienna in a data & technology driven, innovative, and trustworthy environment with flexible working hours.
  • Challenging tasks within a highly passionate team, inspiring interactions with your colleagues as well as plenty of opportunities to bring in your own ideas for data structure development await you.
  • At kununu, we care about each other and our workplace. We enjoy spending time together, be it on “Bacon Dude” Thursdays, after lunch Mario Cart sessions, table tennis “Ringerl”, the occasional pub quiz or karaoke nights.
  • In order for you to grow personally, we offer you a variety of training options including conference passes, continuous personal feedback, and also three hack weeks per year to give you time to explore new trends and technologies.
  • We give a damn about our employees and offer numerous benefits like daily restaurant vouchers, organic fruit and 6 weeks of vacation per year, just to name a few. Want to bring your dog to the office? No problem at kununu.
  • We are obliged to state the minimum salary for this position due to legal requirements in Austria. Our salary range for this position is starting at 43,000 €. Be sure that our final offer will be a competitive market value-based salary which is based on your experience and qualifications.