Data Engineering Intern (d/f/m)

Berlin - Data & Insights

Our story:

Every year millions of people are either filing their taxes in fear or giving up on their tax refund altogether. We're working on fixing that. Our intuitive app enables anyone, regardless of education or background, to file their taxes with newfound confidence.

Spread across Berlin and Madrid, Team Taxfix is a compassionate group of solution-finders. We speak our minds openly, and with 350+ professionals from 45+ different nationalities, we're rich in ideas and voices. In four years, we've raised over 300 million euros in funding and helped people reclaim more than one billion euros.

Your challenge:

As a Data Engineer Intern, you will be working on designing and building the Data Discoverability Platform for our Taxfix internal users allowing them to operate efficiently in the growing data landscape. You will be supported and mentored throughout your internship period by senior data engineers from the team.


Your team:

You will be working with the Data Platform team, a focus mission team of Data Engineers. Your team is part of the Data Organization, which enables everyone in the company to make data-driven decisions and drive business growth. 

We’re committed to data democratization, scalability, and actionable insights. With a team of Data Analysts ranging from Growth Analytics to Operations, Finance and Product Analytics, Analytics Engineers, Data Engineers, and Machine Learning Engineers, we’re building tools and methodologies for data discoverability, accessibility, and reliability. 

Our team members have different data engineering backgrounds, some of them coming from backend development and some other from other data positions, so the combination of these skills makes it easy to connect with other teams. We can rely on each other to deliver our best and are committed to personal development via knowledge sharing, through mentoring and innovation days.




Your responsibilities:

  • You will be responsible for researching new technologies that will help the team to achieve the mission goals.
  • Help find possible improvements to our data ingestion landscape.
  • Support and maintain our existing data pipelines and data infrastructure.
  • Take full ownership of your projects from requirement gathering to successful implementation with support from your mentor.


Your profile:

  • Bachelor or Masters degree in computer science or any other related field.
  • Knowledge of cloud platforms is advantageous.
  • Experience using Python or any other programming language and strong SQL fundamentals.
  • Excellent analytical and problem-solving skills 
  • Ability to learn new tools rapidly and independently
  • A knack for independence and group work.
  • Passion to pursue a career in Data Engineering.
  • Excited about working in a fast-moving and agile company where we learn from our mistakes.
  • Available for a period of at least 6 months. 
  • Full proficiency in English and ability to work in Germany for the duration of the internship.

Why Taxfix?

  • A chance to do meaningful, people-centric work with an international team of passionate professionals.
  • Holistic wellbeing with free mental health coaching sessions, yoga, and a discounted membership to Urban Sports Club.
  • A monthly allowance to spend on home support services, including childcare, housekeeping, pet sitting, tutoring, and elderly care.
  • Choose to work from home or our modern office when needed—plus healthy drinks and snacks when you do come in.
  • 27 annual vacation days and flexible working hours.
  • Full trust to take ownership of your work in a flat hierarchy where feedback is encouraged and expected.
  • A generous learning budget to support your personal and professional development and guidance from our internal L&D experts.
  • Work from abroad for up to one month every year. Just align with your team, and then enjoy your trip.
  • Plenty of opportunities to socialise as a team. In addition to internal tech meetups, our international team hosts regular get-togethers—virtually and in person when possible.
  • Free tax declaration filing, of course, through the Taxfix app—and internal support for all personal tax-related questions.
  • Have a four-legged friend in your life? We’re happy to have dogs join us in the office.

Excited? So are we. Learn more about
Team Taxfix on our blog and get a glimpse of our culture below:


At Taxfix, we believe that incredible things happen when you have a wealth of perspectives and experiences. We're proudly committed to equal employment and development opportunities no matter your gender, race, religion, age, sexual orientation, colour, disability, or place of origin. To help mitigate any potential unconscious biases, we ask that you refrain from including your picture, age, or marital status on your CV. Let your experiences speak for themselves.


Not sure if you meet all the requirements for this role? Please apply anyways. You might bring something special to the team that we hadn't previously considered.