Senior Frontend Engineer, AI-Powered Crypto Payments

United States Digital Space LLC; San Jose (CA); On-site; USD 150,000 - 190,000; Full time

Job summary

United States Digital Space LLC is a leading crypto exchange and the developer of Wallet, providing millions with crypto trading access and decentralized apps. The Fiat team builds money experiences across 100+ markets, including fiat deposits/withdrawals, Simple Buy/Sell, and Cards & Pay, with a Bay Area AI-Native Product & Engineering Center.

We’re seeking a front-end engineer who is data-driven, curious, and capable of building AI-assisted tooling.

Qualifications

• Strong CS fundamentals and frontend essentials.
• Proficiency in Mandarin Chinese is required to communicate effectively with APAC teams.
• Demonstrated ability to build AI-assisted tooling and data-driven features.

Responsibilities

• Own and ship the money experiences: fiat deposits/withdrawals, Simple Buy/Sell, Cards & Pay for onshore and offshore markets.
• Build AI-native engineering infrastructure: agent harnesses, reusable skills, E2E automation, evaluation pipelines.

Skills

TypeScript

React

Vite

Web performance

Web security

AI-assisted development

Problem solving

Data-driven

Instrumentation

Education

BS/MS in Computer Science or equivalent

Job description

United States Digital Space LLC is a leading crypto exchange and the developer of Wallet, providing millions with crypto trading access and decentralized apps. The Fiat team builds money experiences across 100+ markets, including fiat deposits/withdrawals, Simple Buy/Sell, and Cards & Pay, with a Bay Area AI-Native Product & Engineering Center.

We’re seeking a front-end engineer who is data-driven, curious, and capable of building AI-assisted tooling.