Custodial Tether wallet and OTC platform
TetherBaax
A Tether wallet with instant buying and selling, built on the BitBaax exchange core. The new product added its own business rules and interface without changing the shared core.
Context
What the system had to do
Dana wanted a simpler consumer product for holding and trading Tether. It needed to use the existing exchange services without forking or disrupting BitBaax.
What I built
Decisions and delivery
- Separated product-specific business rules from the shared trade engine, wallet and custody services.
- Built the instant buy/sell flow and OTC interface on the existing core. This exposed an OTC capability that BitBaax did not offer in its customer interface.
Outcomes
Results and status
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TetherBaax launched without modifying or forking the exchange core.
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The product reused trading, wallet and custody services instead of rebuilding them.


