technical solutions engineer in payments

Polygon Labs is a global blockchain payments company building and operating infrastructure to move money instantly, reliably, and at internet scale. It is developing the Polygon Open Money Stack, an integrated stack of services and technologies for moving money and putting it to work. Its infrastructure has facilitated trillions of dollars in onchain value transfer and supported millions of daily transactions for banks, fintechs, enterprises, and consumer applications.

• Own the accuracy, completeness, and clarity of Polygon’s API and integration documentation, keeping it current as the platform evolves
• Build quickstarts, sample code, and reference architectures that enable developers to integrate independently
• Serve as the primary technical resource in sales conversations and partner integrations, then document solutions for reuse
• Lead signed partners through requirements intake, provisioning after KYB and KYC approval, sandbox testing, webhook configuration, and go-live validation with Integration Delivery
• Develop deep expertise across ramps and bank rails, wallets and accounts, custodial and non-custodial flows, virtual accounts, deposit addresses, cross-chain movement, and webhooks
• Build sample applications and demo environments to support Business Development and Sales
• Identify gaps in the API and integration experience and turn them into clear, prioritized recommendations for Product and Engineering
• Use AI and internal tooling to streamline onboarding, provisioning, and frontline support

• Hands-on experience with US payments, including ACH, RTP, wire transfers, card networks, or equivalent rails, and a working understanding of settlement and reconciliation
• Experience leading customer API integrations from kickoff to production at a payments, fintech, or financial infrastructure company, or owning API documentation, SDKs, or developer support at an API-first payments company
• Strong API and troubleshooting skills, including reading logs, debugging webhooks, and reasoning through authentication and retry behavior with tools such as Postman, Bruno, or Datadog
• Excellent technical writing skills and the ability to document complex systems clearly for external developers
• Regularly use AI tools to build, document, and automate work
• Comfortable operating in a fast-moving environment where the platform and documentation are actively evolving
• Будет плюсом: experience with stablecoins or digital assets, particularly wallets and onchain settlement; experience at an early-stage company building processes or programs from the ground up; coding ability to build demo applications; experience with documentation platforms such as Mintlify; familiarity with KYB and KYC tooling

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