Staff Backend Engineer
3 days ago
Seattle
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 45% win rate (~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, we’re 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, we’re now rolling out iOS and Android apps, expanding multi-chain, and pushing deeper into perps, futures, and yield strategies. At Senpi, you won’t just be joining another startup — you’ll be helping reinvent the wallet itself into the intelligent agent of onchain finance. We’re looking for a Staff Backend Engineer to design and scale the systems powering Senpi’s AI-driven trading automations, copy-trading groups, referral rewards, and intelligent onchain infrastructure. What You’ll Bring • 7+ years of hands-on experience building and scaling production-level backend systems., • Proven experience in a startup environment, driving projects from idea to production under high ambiguity and fast iteration cycles., • Mastery of distributed systems, cloud architecture, and high-performance services., • Ability to independently own end-to-end projects — from requirements gathering to design, implementation, testing, and deployment., • Deep experience with blockchain development: onchain APIs, transaction processing, and scaling decentralized systems., • Familiarity with crypto wallets, trading systems, and DeFi protocols is a strong plus., • Proven work with AI/ML pipelines, including retrieval-augmented generation (RAGs), embeddings, and prompt engineering for LLM-powered services., • Ability to integrate AI inference and intelligence layers into production-grade products., • A true 0→1 builder’s mindset, capable of creating systems and processes from scratch in a high-ambiguity environment., • Deep knowledge of modern development practices (CI/CD, observability, containerization, etc.) and a passion for applying them to the fast-evolving crypto landscape., • Experience in monitoring, troubleshooting, and resolving critical incidents. Comfortable with taking on-call responsibilities, leading incident response, implementing root cause analysis, and driving long-term stability improvements., • Curiosity and passion for AI, crypto, and trading, with an eagerness to shape the future of autonomous onchain agents and AI-powered wallets. 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.