Senior Technical Account Manager & Support Engineer

ABOUT POLYGON LABS

Polygon Labs is a global blockchain payments company building and operating infrastructure to move money instantly, reliably, and at internet scale, with the mission to move all money onchain. It is building the Polygon Open Money Stack, an open and integrated stack of services and technologies to instantly and reliably move money anywhere, and put it to work. Its infrastructure has facilitated trillions of dollars in onchain value transfer and supported millions of transactions daily for some of the globe's largest banks, fintechs, enterprises, and consumer applications.


YOUR ROLE

You will play a foundational role in helping enterprises integrate and scale on the Polygon Open Money Stack. As a Senior Technical Account Manager and Support Engineer, you will own the technical relationship with customers after the deal is signed, guiding them through integration, production launch, and ongoing optimization.

This role sits at the intersection of customer success, solutions engineering, and product infrastructure. You will work directly with enterprise engineering teams to implement payments infrastructure powered by Polygon technology while ensuring integrations remain reliable, scalable, and well supported in production.

This is a hands-on role built for someone who enjoys working in APIs, logs, and integration environments while also building trusted relationships with senior technical stakeholders. Your work will directly influence how financial institutions, fintech companies, and digital platforms launch and expand payments capabilities on the Polygon Open Money Stack.


YOUR RESPONSIBILITIES

You will lead the technical lifecycle of enterprise integrations while helping customers successfully deploy and scale payments infrastructure built on Polygon technology.

Integration Leadership

- Lead post-sale implementation for enterprise customers, establishing integration plans, shared communication channels, and clear delivery milestones

- Serve as the primary technical contact throughout the integration lifecycle including API onboarding, webhook configuration, sandbox testing, UAT, and production launch

- Troubleshoot integration blockers and diagnose API or infrastructure issues, escalating to Product Engineering when deeper investigation is required

- Run regular integration status meetings with customer engineering teams and maintain visibility across internal stakeholders

- Create integration documentation, runbooks, and internal handoff notes that improve repeatability across implementations

Technical Account Management

- Own the post-launch technical relationship for a portfolio of enterprise accounts across high-priority customer tiers

- Monitor integration health, transaction activity, and platform usage to proactively identify optimization opportunities or risks

- Conduct quarterly business reviews with technical and product leadership at customer organizations

- Identify expansion opportunitie