(Junior) Business Intelligence & AI Manager (m/w/d) Mobilfunk

On-siteSalary not specified
Cologne, Germany

Tech Stack

PythonBusiness IntelligenceAnalyticsSQL

Job Description, Responsibilities & Requirements

About the Position

CHECK24 is the comparison portal: We are market leaders and a dynamic startup in one. In agile teams, we make quick decisions and live flat hierarchies. Through the targeted use of modernest tools and technologies as well as state-of-the-art methods of AI, we drive data-driven innovations - always with an eye on the added value for our customers. Here at our location in Cologne between Friesenplatz and Mediapark, we are responsible for the CHECK24 mobile comparison and are looking for a new team member (m/w/d) to strengthen our Business Intelligence team. Have you already gained some professional experience and want to take your next career step in a successful company that also offers real added value for its customers?

Then we look forward to your application as a (Junior) Business Intelligence & AI Manager (m/w/d) at the CHECK24 Vergleichsportal Mobilfunk GmbH.

Responsibilities

  • Reporting & Visualization: You independently develop interactive dashboards and reports based on modern Business Intelligence tools such as Apache Superset or Tableau and systematically familiarize yourself with new reporting solutions
  • Product Impact: From data-based analyses, you derive concrete action recommendations and optimization potentials for the product and coordinate closely with product management, partner management, controlling, and customer advice
  • Consulting & Enablement: As a contact person for analytical questions, you support and enable our teams in defining suitable key figures and in finding solutions
  • Data Architecture: You design scalable reporting and tracking structures independently of individual tools and thus sustainably promote a data-driven working style
  • Innovation: Together with our Data Science team, you create innovative, AI-driven features for our customers. You check new technologies for their added value for Business Intelligence and integrate suitable solutions into existing processes

Requirements

  • Education: A successfully completed degree in Business Administration, Economics, Computer Science, Mathematics, or a comparable quantitatively oriented degree program
  • Professional Experience: You have initial practical experience in the field of Data Analytics, Business Intelligence, Tracking, or Data Science, ideally in a digital environment
  • Analytical Competence: Above all, analytical thinking and a confident handling of data-driven questions are your strengths
  • Hands-On Mentality: You work independently and goal-oriented and implement analytical requirements in a structured and precise manner
  • Technical Know-How: You have solid knowledge in web analytics and data visualization. You have practical experience with databases, especially SQL, ETL pipelines, and development with Python
  • Product Understanding & Curiosity: You have a strong interest in understanding how our product works, how our customers behave, and what factors influence their decisions – you get to the root of causes and ask the right questions
  • Language Skills: You have a good command of German and English in speech and writing (at least C1)

We Offer

  • Modern Working: Up to 40 days of paid vacation. You receive 30 days of vacation and can decide whether you work from home on Fridays, collect up to 10 additional vacation days per year, or choose a salary increase instead
  • Personal Growth: Individual development and training opportunities through further education as well as regular feedback discussions and a personal further education budget to recognize and develop your strengths and potential
  • We Value Your Commitment: Unlimited contracts with an attractive and performance-oriented salary package including annual bonuses. Vouchers for numerous CHECK24 products, subsidized occupational pension scheme, fitness cooperations (Urban Sports Club & EGYM Wellpass) as well as daycare cooperations (Fröbel and pme Familienservice)
  • On the Road: Our central location in Cologne allows for a convenient commute by public transport or bicycle – we offer you a 100% free Germany ticket & promote your company bike leasing
  • You Can Feel at Home Here: Modern office with an extensive beverage offer, a muesli and nut bar, fresh fruit and vegetables as well as free office lunch from regional caterers three times a week and monthly team lunches
  • Your Ideas Are Implemented Quickly: Independent, agile work in small teams with strong team spirit. Short decision-making processes are a matter of course for us
  • We Equip You: An ergonomic workplace with modern equipment (such as MacBook and two additional screens) and height-adjustable tables is available from your first working day
  • We Are Also a Great Team Outside of Work: Numerous drink-outs and events for celebration and networking as well as legendary summer and Christmas parties

Contact

Lea Wotzko

[email protected]

Please send us applications exclusively online via our application form.

Job Details

Company name:
Check24 GmbH
Location:
Cologne, Germany
Work Mode:
On-site
Posted on TheJob:
May 2, 2026
Last checked:
Jul 5, 2026
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