Remote Payments Engineer (Contract) - Live Coding

Patronus AI; United States; Teletrabalho; USD 170 000 - 243 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Paid trial session

Resumo da oferta

Patronus AI is seeking a skilled payments engineer for live, remote trial sessions with researchers. You will review and implement payment flows in a sandboxed codebase, focusing on authorization, capture, refunds, idempotency, webhooks, and ledger entries.

You’ll explain your reasoning and help define what correct looks like. Applicants should have hands-on production coding experience in payments, deep knowledge of money-movement lifecycles, and clear English communication.

Qualificações

• 3+ years writing production code for a payments system or fintech ledger
• End-to-end understanding of money-movement lifecycle: authorization, capture, settlement, reconciliation, disputes

Responsabilidades

• Implement and review payment flows live with a researcher in a sandboxed codebase: authorization, capture and refund paths, idempotent retries, webhook handlers, ledger entries, reconciliation and disputes.
• Explain your reasoning as you work, including edge cases checked first.
• Review drafted scenarios for realism and difficulty and flag failure modes affecting real payments teams: double charges, partial captures, currency rounding, race conditions, replayed webhooks.
• Help write the acceptance criteria for each scenario, including tempting wrong moves.
• Write short notes after each session on approach and verification.
• Work with reviewer feedback within agreed turnaround times and flag guideline gaps.

Conhecimentos

Python

Go

Java

TypeScript

English communication

Ferramentas

Stripe

Adyen

Descrição da oferta de emprego

Patronus AI is seeking a skilled payments engineer for live, remote trial sessions with researchers. You will review and implement payment flows in a sandboxed codebase, focusing on authorization, capture, refunds, idempotency, webhooks, and ledger entries.

You’ll explain your reasoning and help define what correct looks like. Applicants should have hands-on production coding experience in payments, deep knowledge of money-movement lifecycles, and clear English communication.