FULL-STACK DEVELOPER (f/m) for one of our new ventures | Berlin

bei Rheingau Founders GmbH in Berlin

Rheingau Founders is hiring for one new venture: RealXData
We're looking for a curious and passionate tech enthusiast, who loves to learn, is a great communicator, is not afraid of challenges, and is willing to join a highly motivated and international team.
Iñaki Merino – The Chief Technology Officer
With an extensive background in web digital platforms, data analytics, mission-critical systems, cloud infrastructure, and architecture and software design, Iñaki managed the development of several online banking platforms. After leading the IT management of the retail and analytical systems in the Spanish postal service, he started his journey into the startup ecosystem co-founding a crowdfunding company and leading the development of the platform.
Daniel Sprünker – The Product Owner
Early on and especially during his master’s at Maastricht University Daniel focused on innovation management and gained his first experience in the Berlin startup eco-system. Before he started at Rheingau Founders as Entrepreneur in Residence, Daniel lead teams at various startups (also at Rocket Internet) at the intersection of product and operations. Hereby, he was involved and gained in-depth experience in scaling teams and technology close to the market’s and customers’ needs.
Dr. Titus Albrecht MRICS – The Real Estate Expert
After two real estate focused studies in Mannheim (Diplom) and Berlin (Master) Titus began his career at ECE in Berlin. Hereby, he gained first experience in the project development market. Later at Ernst and Young Real Estate he concentrated on real estate valuation, transaction management and on restructuring of real estate funds. The last two and a half years Titus managed the portfolio of three real estate funds and a fund of funds at Union Investment Institutional.
Be part of our journey to digitalize the real estate market and become part of RealXData’s Team.
The Vision: RealXData envisions a commercial real estate industry where accurate and more transparent data leads to better and faster deals for everyone. We gather critical information that is hard to access and make it instantly and seamlessly available to our platform users.
The Product: We are creating a unique data exchange model to develop the foremost lease-data platform in the world. Our platform is used by landlords to compare properties, lenders to underwrite loans, hedge funds to make investments, brokers to close deals and the media to track real estate trends.


      • Collaborate to design and develop our new platform using best practices like Test Driven Development (TDD), Pair Programming, Continuous Integration and Continuous Delivery.
      • Create, maintain, and run unit and integration tests.
      • Contribute to continuous improvement by suggesting improvements to all aspects of the product development.
      • Proactively learn new methods and technologies. Learn, train and develop yourself. 


        • Bachelor or Master degree in Computer Science, Engineering or similar field
        • 2-4 years of web software development experience: Solid understanding of the full web development life cycle and knowledge of designing patterns
        • Proven software back-end development experience (E.g. Ruby, Python, Java) and ideally knowledge of front-end technologies as well
        • Experience with relational databases (E.g. PostgreSQL, MySQL, Oracle)
        • Experience with agile engineering practices such as TDD, BDD and CI/CD
        • Analytical and problem solving skills
        • A great sense of humor, teamwork skills, and the ability to collaborate with co-workers
        • Fluency in English. German is a plus
Bonus Points
      • Experience building APIs and knowledge of RESTful principles
      • Experience deploying cloud infrastructures (AWS/Heroku)
      • Experience in Data Analytics or ETL tools
      • Knowledge of Machine Learning will be a plus


      • A challenging project that will significantly improve existing industry processes
      • Coaching and mentoring. We’ll commit to helping you learn and grow – workshops, conferences, meetups and much more.
      • A dynamic start-up environment with flat hierarchies, short decision-making processes in which everyone makes a difference and significantly contributes to our product and growth
      • Loft-style office in Berlin Kreuzberg and excellent network of successful entrepreneurs
      • Free breakfast, drinks and fruit to keep energy levels high
Rheingau Founders is hiring for one of their new portfolio companies that is currently in the early stage phase. 
Rheingau Founders is a professional Co-Founder for digital business located in Berlin, Germany. The team around the founding partners Dr. Tobias Johann, Philipp Hartmann and Kai Hansen support their portfolio founders with their extensive knowledge of building and scaling Online and Mobile businesses. Till date, Rheingau portfolio firms have raised more than EUR 130m in follow-on funding, creating more than 500 jobs in the Berlin ecosystem. Most recent highlights from the Rheingau Portfolio include itembase (e-commerce enabling platform), simplesurance (cross & upselling tool for insurances), medlanes (e-health solution) and Service Partner ONE (B2B office management tool).
Do you want to join RealXData and their vision to change the real estate industry fundamentally?
We are looking forward to get to know you!
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Rheingau Founders GmbH

Oranienstr. 185
10999 Berlin
Berlin / Deutschland



IT / Programmierung / Technik

╰▶ Backend / Programmierung

╰▶ Frontend / JavaScript


Vollzeit (Festanstellung)





Gewünschtes Eintrittsdatum

Ab sofort

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