Frontend Engineer (React, Web3)

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Description

Frontend Engineer (React, Web3) Employment type: Full-time/Company: Saifuro Saifuro checks payments that AI agents try to make by comparing agent requests with human-approved mandates and returning signed answers for verification. They provide escrow on Base and Solana and settle in USDC onchain; docs are public and their users are developers building agents and API teams. Responsibilities: - Build the console screens finance teams use daily: agent spending, decisions behind payments, and approval queues. - Implement a policy editor that turns spending rules into readable, publishable policies with change history. - Surface onchain USDC payments and escrow on Base and Solana so users can follow a payment from approval to transaction without a block explorer. - Help design and build a self-serve sandbox (early next year) and budget forecasting (later in 2027), from initial sketches to delivery. - Collaborate directly with the CTO and cross-functional team to ship product features. Requirements: - Experience shipping React and TypeScript in a product people paid for. - Able to take rough ideas to clear, accessible screens without a designer specifying every pixel. - Willingness to learn domain-specific tools and fill gaps as the role demands. - Available to be online from 14:00 to 17:00 UTC for team overlap (a window, not the full working day). Nice to have: - Experience building dashboards for payments or fintech. - Worked with data-heavy tables and charts or maintaine

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