Full Stack Software Engineer - Web3 (SF)
Core
Design, build, and operate production-grade Web3 payment systems enabling consumers to pay and be paid with tokenized assets.
Role type
Senior Full Stack Web3 Engineer (IC)
Builds
Web3 payment infrastructure, wallet connections, signing flows, on-chain/off-chain interactions, and orchestration engines.
Domain
Fintech / Web3 / Cryptocurrency / DeFi
Deliverable
production ML models | product features
Required skills
Full-stack Web3 development, wallet connectivity/integrations, dApp development, blockchain RPCs and indexing, DeFi primitives (DEXs, swaps, lending), modern frontend frameworks (TypeScript, React, Redux), backend services and APIs (C#, Node.js, Go, Java), smart contracts and on-chain interactions (Solidity), transaction lifecycle management (signing, submission, execution), distributed systems fundamentals (monitoring, logging, tracing, performance), security-first mindset.
Preferred skills
Solana Anchor programs, SVM smart contracts, Solana Web3.js.
Responsibilities
Design and implement complex workflows involving wallets, transactions, settlements, and orchestration; improve system reliability, security, and performance across distributed and on-chain components; mentor other engineers and contribute to engineering best practices and architecture reviews; influence the roadmap and lead large-scale technical initiatives.
Seniority
Senior, hands-on IC with mentorship responsibilities