Staff Software Engineer, Frontend/Mobile (Consumer - Agentic Trading)
"What You'll Be Doing"
What You'll Be Doing
Own the frontend experience for the user's agent end to end, across mobile and web, including the conversational interface, the trading ideas experience, and the entry points that bring users into their agent from across the app
Build real-time, streaming interfaces for AI-driven advice, one-tap trade approvals, and autonomous execution, while keeping the agent's reasoning legible to users
Set frontend architecture and technical direction across agentic surfaces, including streaming state, real-time market data, and conversational UX, and raise the bar through design reviews, standards, and mentorship
Help shape agent behavior directly through prompt engineering, evaluations, and analysis of conversations
Partner with design, backend engineering, and the company's registered investment adviser to take features from concept to launch within regulatory guardrails
What We're Looking For
8+ years of professional engineering experience shipping consumer-facing products at scale
Expert-level mobile experience with React Native and native iOS (Swift) or Android (Kotlin) development, plus proficiency in TypeScript and React
Demonstrated technical leadership over frontend architecture across multiple product areas or a platform, including state management, API integration patterns, and performance improvements that measurably improved latency or reliability, along with experience guiding other engineers through this work
Experience building with LLMs in production, such as agentic systems, tool calling, streaming responses, or conversational interfaces
A track record of taking projects from zero to production with minimal oversight, owning both product and technical decisions
An interest in improving productivity and code quality through current AI-driven coding practices
Bonus Points
Experience across both iOS and Android platforms
Backend experience, Go preferred
Familiarity with crypto, trading, or financial products
About Base
Base is a secure, low-cost, builder-friendly Ethereum L2 built to bring the next billion users onchain. Built on the open-source OP Stack by Coinbase.
Ready to Apply?
To submit your application for this position, please visit Base's official website and follow their application process.