Multi-chain AdTech Platform w/ Custom Account Abstraction

Reece Johnson

Blockchain Developer
Fullstack Engineer
Software Engineer
Node.js
React
TypeScript
EarnOS is the growth platform for the modern internet.Empowering brands to tell their stories to people who are immediately rewarded in USDC when they learn and engage.
The Public Beta launch welcomed 240,000 verified users who completed the proof of humanity onboarding.
Launching with brands such as Uber, Lacoste, The North Face & SunglassHut. Accomplishing over 3 million brand engagements and grew social media presence by up to 200% across 900,000 missions completed.

User Journey Flow Video

Completing Onboarding, Earning USDC and Adding Spend Card to Apple Wallet

My Role

As the sole engineer on the EarnOS project, I was responsible for building the entire platform from the ground up. This included everything from the UI, API, wallet account abstraction, database and infrastructure.On launch of the public beta, we saw an drastic influx of users, growing to over 100,000 in the first seven days. The platform remained stable and secure, with no major issues.
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