At Bleeding.Technology we track over 100,000 web 3.0, NFT, DeFi & crypto startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top Ukraine based CTO’ operating in the Blockchain space. If you think a CTO’ is missing from this list, feel free to contact our editor on [email protected].
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Alex Mizrahi
Co-Founder & CTO of ChromaWay
Alex Mizrahi is a Co-Founder and serves as the Chief Technology Officer at ChromaWay.
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About ChromaWay, Chromia: ChromaWay is a relational blockchain platform designed to enable a new generation of enterprise applications.
Maxim Kulik
CTO, Team lead of Tradelize
Entrepreneur and visionary leader with over 10 years of experience managing projects as a system architect and CTO in IT sphere. Maxim has participated in numerous projects including blockchain, big data, desktop, web and mobile technologies. He also created cryptocurrency and a miner pool from scratch for a project related to Green Power.
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About Tradelize: Tradelize is an investment network that is building a highway between truly talented professionals and retail investors.
Sergey Sergeenko
Chief Technology Officer (CTO) of Qubit AG
Sergey is an Engineering Partner at dotcom Ventures Holding AG, brings more than 15 years’ of deep technical expertise, programming, and development experience to the firm. Diverse experience across ICT services and educational organizations, generating growth in his roles spanning leadership, operations, relationship management, and professional training. Holding a Master’s degree diploma in Informatics and Applied Mathematics and Sergey’s fundamental experience as a Technical Director brings a great value to the team. He wrote his first book about web apps development when he was 25. He is a winner of two international competitions in ERP systems implementation field. He was certified at Princeton University, Stanford University, as well as at Zend Technologies.
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About Qubit AG, Worldopo: Qubit AG is a heart of solutions within Blockchain, Mixed Reality, ML/AI, IoT and Quantum technologies.

Andrew Zubko
Chief Technology Officer of milestoneBased
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About KickFit, milestoneBased: A data-driven collaboration platform for high-growth companies, VCs, and fund allocators

Roman Osipenko
CTO of Django Stars
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About Django Stars: A technical partner for business across the globe
Daniel Yavorovych
Co-Founder, CTO of OkayCrypt
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About Arilot, OkayCrypt: World’s first scoring ecosystem for Bitcoin
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