Nnachi Onuwa
Senior Frontend Engineer at Notabene
Canada
Summary
👤
Senior🎓
Top SchoolNnachi Onuwa is a Senior Frontend Engineer with 11 years of experience building performant, user-focused web applications and blockchain integrations. He combines deep frontend expertise in Typescript with systems-level fluency in Rust, Go, and Python, enabling him to bridge UI polish and backend complexity. His open-source work includes front-end enhancements to Gitcoin’s web app and documentation improvements for ethereum/web3.py, reflecting a commitment to developer UX and blockchain tooling. Nnachi has shipped products across startups and leading organizations—Mozilla, the Ethereum Foundation, and Notabene—often contributing at the intersection of crypto and consumer-facing interfaces. He led frontend teams to adopt robust practices (error monitoring, testing, docs, and static analysis) that improved delivery and security posture. Based in Canada with a masters in Management (AI), he brings both practical engineering depth and thoughtful systems thinking to distributed, trust-minimized applications.
11 years of coding experience
5 years of employment as a software developer
Master's degree Management (Artificial Intelligence), Master's degree Management (Artificial Intelligence) at Swansea University / Prifysgol AbertaweHigher National Diploma Computer Science, Higher National Diploma Computer Science at Akanu Ibiam Federal Polytechnic Unwana, Afikpo, Ebonyi State
English, American Sign Language, French, Igbo
Stackoverflow
81reputation
77kreached
10answers
0questions
Github Skills (21)
javascript10
web3py10
css10
front-end-development10
documentation10
user-interface9
ui-design9
interface-design9
html9
react8
ethereum7
python7
vuejs26
angular6
material-ui6
Programming languages (23)
Github contributions (5)
gitcoinco/web
Jul 2018 - Jan 2020
Grow Open Source
Role in this project:
Front-end Developer
Front-end DeveloperContributions:89 commits, 50 PRs, 394 comments in 1 year 6 months
Contributions summary:Nnachi primarily focused on front-end development, implementing and modifying UI components within the Gitcoin web application. The commits show the addition and updating of the "Build Waiting State" for the bounty details page. Further commits involved the creation and styling of new tags and the enhancement of the user interface with features such as contributor popovers. The user also updated CSS files and modified Javascript code related to the bounty details page.
ethereumbountiesgitcoinethgrow
ethereum/web3.py
Jan 2019 - Jan 2019
A python interface for interacting with the Ethereum blockchain and ecosystem.
Role in this project:Technical Writer
Technical WriterContributions:5 commits, 1 PR, 10 comments in 7 days
Contributions summary:Nnachi primarily focused on updating and expanding the documentation for the `ethereum/web3.py` repository. Their commits demonstrate an effort to refine existing examples, add new guides, and improve the clarity of the documentation. They updated the code examples, added setup instructions and incorporated more detailed explanations.
pythonweb3pyethereumpython-interfaceblockchain
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