Co-Founder CTO

hace 3 días


Madrid, Madrid, España GraCity A tiempo completo

GraCity is an innovative startup based in Madrid, focused on creating cutting-edge solutions that merge Artificial Intelligence, Blockchain, and Big Data to address real-world challenges. Our mission is to build scalable, secure, and intelligent systems that transform industries and generate long-term value for society.

Role Description

We are seeking a Co-Founder CTO (Developer in AI/Blockchain/Big Data)
to join GraCity. This is a part-time
hybrid role
located in Madrid, with the flexibility of some remote work. The CTO will oversee the technical direction of the company, lead the architecture and development of our AI, Blockchain, and Big Data projects, and play a key role in the strategic growth of GraCity.

This position offers
up to 15% equity over 3 years
(vesting schedule to be discussed), reflecting the importance of the CTO's contribution to the company's long-term success.

Qualifications

  • Proven expertise as a
    Fullstack Developer
    with a strong background in
    AI, Blockchain and Big Data technologies
  • Demonstrated ability to design and scale technical solutions
    in a fast-paced startup environment
  • Entrepreneurial mindset with a
    willingness to take risks and innovate
  • Previous experience in a CTO or technical leadership role
    is highly desirable
  • Bachelor's or Master's degree
    in Computer Science, Engineering or related field
  • Strong portfolio of
    previous successful projects/products
    (preferably in AI, Blockchain or data-driven applications)
  • Excellent communication and leadership skills to manage tech teams and collaborate with co-founders

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