Software Engineer Payments Product Lead

You will serve as the founding technical leader for a payments business unit and build its engineering foundation from the ground up. You will specify, ship, and operate the Aptos Payment API; lead integrations with banks, EMIs, PSPs, stablecoin issuers, and e-wallet platforms; build revenue attribution, reconciliation, KYC/KYB, sandbox, and settlement infrastructure; integrate payments with trading systems; hire and lead the first two engineers; and make build-versus-buy decisions. In your first 90 days, you will publish the Payment API v1 specification, ship the testnet sandbox, productionize USDT and USDC settlement rails, deliver the first client integration, and draft an orchestration strategy memo.

Responsibilities

• Specify, ship, and operate the Aptos Payment API
• Lead partner-facing requirements intake, integrations, and technical diligence
• Build revenue attribution and reconciliation infrastructure
• Integrate KYC/KYB providers
• Ship a testnet sandbox for prospects
• Implement the native-asset-only settlement policy
• Define the API contract between payments and trading systems
• Route corridor foreign exchange through the trading venue
• Hire and lead the first two engineers
• Make build-versus-buy decisions for orchestration and KYC tooling
• Publish the Payment API v1 specification
• Harden USDT and USDC settlement rails to production grade
• Deliver the first client integration end to end
• Draft the orchestration build-versus-buy memo

Requirements

• 8+ years building payment infrastructure at production scale
• Experience with PSP or orchestrator-class systems, including cross-border rails, on/off-ramps, virtual accounts, or reconciliation
• Hands-on chain-native settlement experience with stablecoin rails, ramp integrations, or wallet infrastructure
• Move or Rust experience is a plus
• Strong engineering judgment on any technology stack
• Experience leading external technical relationships with banks, issuers, and regulated partners
• Product engineering experience building from client and partner requirements
• Experience shipping code and hiring engineers
• APAC corridor experience is a plus
• FX and market-structure fluency is a plus
• Working familiarity with payments regulation, including money transmission, MiCA, or Singapore PS Act, is a plus
• Experience as a founding engineer, first technical hire, or owner of a product line from inception to revenue is a plus

Benefits

• 100% medical, dental, and vision insurance premium coverage for employees and dependents in the US
• Equipment of choice
• Flexible vacation time
• 11 holidays
• Floating company days off
• Protocol token grants
• 401(k) matching for US employees
• In-person and digital events