From Banker to Builder

I work in banking by day. I build crypto projects by night. Most people assume these worlds are in conflict.

They’re not. If anything, understanding one makes you better at the other.

How I Got Here

I didn’t fall into crypto through memecoins or YouTube trading courses. I fell into it because I was working on a banking product and kept hitting the same walls.

• Why can’t I see real-time settlement? Because the batch system runs at 2 AM.
• Why can’t I test this integration without calling the partner team? Because the API docs are in a PDF from 2019.
• Why does sending money take 3 business days? Because… that’s how it works.

The more I understood how the existing system operated, the more curious I got about the alternatives. That curiosity turned into building — first for learning, then for real.

What Banking Taught Me About Building

Working in traditional banking is frustrating in ways that turn out to be incredibly useful for a builder:

Risk awareness. Banking trains you to look for what breaks — edge cases, failure modes, regulatory landmines. That instinct is exactly what prevents you from launching a DeFi project without understanding what happens if the oracle price feeds glitch.

Product discipline. Banking products serve millions of users who expect things to just work. That standard — 99.99% uptime, clear error messages, a support path when something goes wrong — is the right bar for crypto products too. Most DeFi apps don’t come close.

The user. Banking customers are not crypto-native. They don’t know what a seed phrase is. They don’t want to know. Building for them has taught me how to abstract complexity — a skill most DeFi builders skip entirely.

What Building Taught Me About Banking

The reverse is also true. Working on DeFi projects has changed how I think about banking products:

Speed is possible. DeFi shows that 24/7 settlement, instant transfers, and programmable money aren’t futuristic — they just require different infrastructure. The question becomes “why aren’t we building this?”

Open beats closed. Banking APIs are guarded like nuclear codes. DeFi shows that open, composable protocols create more value for everyone. The bank that figures out how to be “open without being reckless” wins.

Small teams can move fast. Building projects with 1–2 people has shown me how much organizational overhead in banking is self-imposed. Most of those meetings could be async docs.

The Intersection

The most valuable builders in fintech over the next 5 years won’t be pure crypto natives or pure banking lifers. They’ll be translators — people who understand the constraints of both systems and can build the bridges between them.

I’m positioning myself at that intersection. The projects I build reflect it: BankBud compares banking rates next to DeFi yields, using plain language that anyone can understand. Homiehouse is a social app that happens to use Farcaster under the hood — but the user doesn’t need to know or care.

That’s the approach that wins. Build for the user, not for the blockchain.

If you’re working at the TradFi/DeFi intersection, I’d love to connect. Reach me at hello@adaniels.xyz.