Werkstudent (m/w/d) Testing & Qualitätssicherung / CHECK24 Steuer

On-siteSalary not specified
Dortmund, Germany

Tech Stack

Problem Solving

Job Description, Responsibilities & Requirements

About the Position

Werkstudent (m/w/d) Testing & Qualitätssicherung / CHECK24 Steuer

CHECK24 is the leading comparison portal, combining market leadership with dynamic startup energy. We operate in agile teams, making quick decisions and maintaining flat hierarchies. By leveraging modern tools and technologies and state-of-the-art AI methods, we drive data-driven innovations, always focusing on the value for our customers. We work daily on more than 50 products to continuously improve the user experience for our over 20 million customers.

Are you looking for a job where you can flexibly manage your working hours while diving into the world of FinTech products? Do you want to help make our tax product even better? Then join our quality assurance team at CHECK24 in Dortmund and support us in further expanding our tax software CHECK24 Steuer.

We look forward to your application as a Werkstudent (m/w/d) Testing & Qualitätssicherung at the Verbraucherportal Deutschland GmbH (a subsidiary of the CHECK24 Group) in Dortmund.

Responsibilities

  • Test our tax software on iOS, Android, and web applications to ensure the highest product quality
  • Create and maintain test cases in close coordination with the product management team
  • Analyze and document errors clearly and comprehensibly
  • Actively participate in the release process and help continuously improve testing processes
  • Support the optimization and automation of existing tests with your own ideas

Requirements

  • Currently very good university studies, preferably with an economic or technical focus
  • Enjoy structured work, logical thinking, and precise analysis
  • Technical affinity and interest in innovative technologies such as AI and automation are key
  • Enjoy problem-solving and have an eye for detail
  • Fluent German skills in speech and writing (at least C1 level)

We Offer

  • Flexible working hours – adjust your attendance flexibly to your studies
  • Long-term perspectives – excellent performance offers the possibility of a permanent position due to our strong and sustainable growth
  • Insight into various areas – through close cooperation with the product management and tax teams, you have the opportunity to get to know and better understand different work processes
  • Joint lunches – free lunch for you on Tuesdays, Wednesdays, and Thursdays
  • Events & Team Spirit – as a Werkstudent (m/w/d), you will of course participate in all company events and celebrate successes together with the team. Whether playing soccer, dart tournaments, Xbox gaming, or after-work get-togethers - team spirit is highly valued here
  • Perfect accessibility – our office is located in the heart of Dortmund and is well connected thanks to the nearby main train station
  • Attractive CHECK24 benefits – exclusive vouchers for numerous CHECK24 products

Contact

Belinda Meier

[email protected]

Please send us applications exclusively online via our application form.

Apply now

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Job Details

Company name:
Check24 GmbH
Location:
Dortmund, Germany
Employment Type:
Part-time
Work Mode:
On-site
Posted on TheJob:
May 2, 2026
Last checked:
Jul 4, 2026
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