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Senpi

Staff Mobile Engineer (Seattle)

Senpi, Seattle, Washington, United States, 98127

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Senpi is the first

AI Wallet

- a new category of intelligent wallets that

think, trade, and protect

alongside users. In just four months since launching on Base, Senpi has processed

285K+ AI auto-trades

, achieved a b (~3 higher than typical exchanges), and welcomed

200+ traders

to the 1000% Club.

Backed with $4M in Seed capital by top investors including Lemniscap, Coinbase Ventures, and SuperLayer, were building on a track record of OG Ethereum innovation

from creating one of the first smart wallets approved by Apple to pioneering AI blockchain search.

With millions in trading volume and 75%+ retention already, were now rolling out iOS and Android apps, expanding multi-chain, and pushing deeper into perps, futures, and yield strategies. At Senpi, you wont just be joining another startup

youll be helping reinvent the wallet itself into the intelligent agent of onchain finance.

Were looking for a

Staff Mobile Engineer

to own and scale Senpis iOS and Android apps, taking them from 1100 and shaping the most intuitive crypto trading experience on mobile.

What Youll Bring

7+ years of professional experience , with expert-level knowledge of

JavaScript

and

React Native , ideally in a fast-paced startup setting. Proven track record

building, shipping, and maintaining consumer-facing apps

end-to-end on the

Apple App Store

and

Google Play . Demonstrated ability to

take mobile apps from concept to launch , owning everything from architecture to deployment. Hands-on experience with

Expo

for building, testing, and managing React Native apps at scale. Deep UI/UX development expertise, with a strong eye for design and creating user-first, delightful experiences. Strong focus on

mobile performance optimization

, delivering smooth, fast, and reliable experiences under heavy real-time trading workloads. Familiarity with mobile protocols and services:

Push Notifications, HTTPS, REST, WebSockets , etc. Strong ability to write

reusable, efficient, and maintainable code

aligned with industry best practices. Familiarity with

CI/CD pipelines

to streamline development and deployment. Must have Production experience with

native iOS or Android development . Crypto-native experience

, ideally having built or contributed to wallets, exchanges, or DeFi apps. Excitement to

integrate AI/ML intelligence

into the mobile experience

from

LLMs and RAG-powered insights

to

autonomous trading flows

and push the boundaries of what a mobile wallet can do.

Benefits & Perks

Culture of rapid iteration and building in public Highly competitive compensation, stock options program, and token upside Flexible work schedule. Company laptop and home office equipment allowance. Health, dental, vision insurances.