Working Student – Data Quality & Standardization (m/f/d – Part time)

Make Opinion GmbH

  • Berlin
  • Veröffentlicht am: 30. Oktober 2025
Jobbeschreibung

CPX Research, a product of Make Opinion GmbH, provides innovative survey solutions for website and mobile app operators, enabling users worldwide to participate in fun and exciting surveys and earn rewards/virtual goods. Our solutions are already used on thousands of mobile apps and websites from a wide range of portfolios such as earning sites/apps, cashback/discount/voucher sites, crypto earning apps/sites, and mobile game apps from over 100 countries.

To continue improving and expanding our survey experience globally, we are looking for a Working Student - Data Quality & Standardization to support our ongoing efforts in maintaining clean, consistent, and high-quality data across multiple sources.

You will play a key role in helping us streamline and standardize data, ensuring a smooth and consistent experience for our users worldwide.

Our office is located in: Berlin, between Alexanderplatz & Hackescher Markt

We are really looking forward to receiving your application!


Your Role:

Support the ongoing process of data standardization and merging from multiple sources.

  • Identify, compare, and group similar or duplicate inputs written in different formats or languages.
  • Ensure consistency and quality across all entries by maintaining clear and accurate mappings.
  • Collaborate with internal teams to align data structures and improve the overall user experience.
  • Document findings, mappings, and decisions to support future automation and scalability.
  • Contribute to improving data quality workflows through feedback and suggestions.

Requirements:

  • English language skills (any other language of relevant survey markets in spoken and written, such as German, Japanese, French, Spanish, Italian, Dutch, and Korean are a great advantage, but no must)
  • Strong attention to detail and ability to spot patterns or inconsistencies in data or text.
  • Interest in data quality, survey research, or data management is a plus.
  • Comfortable working with repetitive yet analytical tasks requiring accuracy.
  • Organized, reliable, and able to manage tasks independently.
  • You are enthusiastic, competitive, self-motivated and have a strong work ethic.
  • Multitasking is not a problem and priorities should also be able to be adjusted.

Benefits:

  • We are a young and dynamic team with flat hierarchies and short decision making processes.
  • We like to hear your new ideas
  • We have a leading, functioning product, which has been very well received by previous partners and which we are constantly developing further.
  • We offer a varied job that is remote and allows flexibility
  • Of course we pay a well-deserved 13th month salary
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