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Umar J
@umarjafar8
Blockchain Developer and Architect
Nigeria
Arabic, Spanish, German
About me
I am a certified and experienced blockchain developer.
I specialize in developing secure, scalable, and decentralized networks for both permissioned and permissionless systems. With extensive expertise in blockchain technology, I will turn your visionary ideas into reality. Let's get to build innovative solutions that meet your unique needs and drive the future of Web3.
Skills
Umar J
$20/hour
Offline •
See my services
Decentralized Applications (dApps)
I will do blockchain development service
Decentralized Applications (dApps)
I will develop a blockchain system using hyperledger fabric
Want to work on an hourly basis?
Tell Umar J what you need.
$20
/
hourPortfolio
Work experience
Blockchain Engineer and Architect
Upwork • Freelance
Dec 2021 - Present • 4 yrs 5 mos
Designed blockchain and developed it for clients.
39 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 39 Reviews
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victorbrinzea
Romania
Seller's Response
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damianj623
Repeat Client
Canada
Helpful?
otwiix
Saudi Arabia
Umar J demonstrated exceptional professionalism in his work and was a pleasure to collaborate with, thanks to his quick responsiveness, timely delivery, and polite communication. Highly recommend him for any blockchain development needs.
Seller's Response
Helpful?
jerinjoseph752
United States
Umar J is great! His professionalism in blockchain development is top-notch, and his proactive communication made the entire process smooth. His work is amazing, and he delivered on time. Highly recommend! 🙌
Seller's Response
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fernandoe5
Repeat Client
Guatemala
Seller's Response
Helpful?
