Onyebuchi Okonkwo
Chief Technology Officer at Justxpend.ai
Nigeria
Summary
👤
Senior🎓
Top SchoolOnyebuchi Okonkwo is a CTO and full-stack blockchain engineer with nine years of experience building cross-platform products in Swift, React, Node.js, Laravel, and Web3. He co-founded Xpend to create a WhatsApp-based crypto-to-fiat payments flow that helped make blockchain payments accessible across Africa, and now leads architecture and secure VPN development at KeenVPN. His work spans distributed systems, Web3 integrations, and AI-driven fintech, with a focus on performance, security, and human-centered design. Onyebuchi has a track record of turning complex technical problems into reliable, user-first experiences—shipping end-to-end systems from backend services to native clients. Based in Nigeria and grounded in a Computer Science education from the University of Nigeria, he blends startup grit with production-facing engineering discipline. He’s equally comfortable architecting secure infrastructure as he is iterating rapidly on product-facing features, a balance that fuels scalable fintech and privacy products.
9 years of coding experience
6 years of employment as a software developer
National DIploma, Chemical Engineering, Upper Credit, National DIploma, Chemical Engineering, Upper Credit at Institute of Management and Technology Enugu NigeriaBachelor's degree, Computer Science, Bachelor's degree, Computer Science at University of Nigeria, Nsukka
English
Github Skills (2)
management1
github1
Programming languages (2)
Github contributions (5)
Buchii0/alx-low_level_programming
Jun 2021 - Aug 2021
Contributions:41 commits, 69 pushes, 1 branch in 1 month
Buchii0/bina
Jun 2021 - Jul 2021
Contributions:89 pushes, 2 branches in 19 days
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