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Senior Full-Stack Engineer

EngineeringSan Francisco / RemoteFull-time

About the role

PeakCommerce is a subscription revenue-commerce platform. Our product spans ecommerce storefronts, self-service, partner, and CSR portals, payment pages, and conversational and agentic commerce surfaces — all backed by integrations with Stripe, Zuora, Maxio, and Salesforce Revenue Cloud. As a Senior Full-Stack Engineer, you'll build customer-facing commerce surfaces end to end, from the React front end to the services that read and write billing data through those integrations.

What you'll do

  • Build and ship features across our commerce surfaces — storefronts, self-service and partner portals, and payment pages — working from the UI down to the API layer.
  • Design and maintain the services that sync catalog, pricing, and subscription data between PeakCommerce and billing systems like Stripe, Zuora, and Maxio.
  • Translate complex subscription concepts — rate plans, amendments, proration, usage — into clear, reliable interfaces for customers and internal teams.
  • Write tests, review pull requests, and keep our codebase healthy as the product surface area grows.
  • Partner with design and product to scope work, weigh trade-offs, and decide what to build next.

What we're looking for

  • 5+ years building production web applications, with strong experience across both front end (TypeScript, React) and back end (Node.js or similar).
  • Comfort working with third-party APIs and webhooks, ideally including billing, payments, or other systems where data correctness matters.
  • A track record of owning features end to end — from ambiguous problem to shipped, maintained code.
  • Clear written communication and the judgment to know when to ask questions versus move forward.
  • Bonus: experience with subscription billing, B2B SaaS commerce, or data-sync challenges between systems.

What we offer

Every role at PeakCommerce comes with the same foundation:

  • Competitive Compensation
  • Remote-First Culture
  • Growth & Learning
  • Health & Wellness

Interested in this role?

Tell us a bit about yourself and why this role is a fit. We read every application and will get back to you.