USD payments Jobs - May 2026

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River

Posted 3 weeks, 2 days ago

River is a client-first Bitcoin-only financial institution building the financial app people use every day to save in bitcoin and spend in dollars. They custody over 25,000 BTC, serve individuals and businesses across the U.S., and are profitable. T…

Roles
Staff Software Engineer Senior/Staff Machine Learning Engineer Senior + Staff Engineers Senior Software Engineer

Tech Stack
React key ceremonies GraphQL Settlement ML/AI Python PyTorch Trading LLMs Go XGBoost React Native quorum signing USD payments Bitcoin Elixir Lightning Network

Locations

San Francisco, New York City, Remote (US, Europe, South America)
River

Posted 1 month, 3 weeks ago

River is a Bitcoin-first financial institution building consumer and business products to save in bitcoin and spend in dollars. The company custodies BTC, publishes proof of reserves, and is profitable. Engineering work includes real-time Bitcoin an…

Roles
Full-stack) Staff Software Engineer (Elixir) Senior Software Engineer (React Staff Software Engineer (ML/AI)

Tech Stack
React GraphQL Python PyTorch LLMs Geo-redundant infrastructure Go XGBoost Quorum signing React Native USD payments Bitcoin Elixir Lightning Network

Locations

San Francisco, New York City, Remote (US, Europe, South America)