Fullstack Engineer

Fullstack Engineer (SF, hybrid/on-site) | Trust & Payments Infra | Series A / Tier 1 VC BackingA Series A San Fran startup backed by Tier-1 investors is building the identity and transaction layer for the agentic internet, the infrastructure that lets AI agents authenticate, pay, and operate autonomously at scale.They're hiring a Fullstack Engineer (hybrid/on-site) to own the developer-facing side of the product: real-time dashboards, terminal interfaces, and the API layer that gives engineers and operators live visibility into how agents interact with the world.What you'll be building:A high-performance web dashboard for managing AI agent identities and paymentsA CLI/TUI for developers to interact with agent infrastructure directly from the terminalAPIs and frontend components handling real-time data streams from blockchain and backend servicesCustom integration layers for early design partnersWhat they're looking for:3+ years in fullstack development at an infrastructure or developer-tooling startupStrong React and TypeScript — primary emphasis is on frontend and UXCLI or TUI experience (Bubble Tea, Charm, or similar)Backend proficiency, preferably in Go, Rust, or Node.jsProduct mindset$160K–$210K DOE base + equity + tokensIf this sounds like your kind of build, apply below!