Base Salary
$140k - $170k/yr
Responsibilities
- Build and maintain backend services that enable OnePay’s crypto product.
- Design APIs and event-driven architectures for secure, efficient, high-volume transaction processing.
- Partner with platform and infrastructure engineers to ensure scalability, observability, and resilience.
- Contribute to documentation, tooling, and engineering best practices.
Requirements
- 5+ years of professional experience in backend or distributed-systems development.
- Proven success building production-grade APIs and financial services at scale.
- Proficiency with Node.js or similar modern backend frameworks, including TypeScript, NestJS, Go, or Java.
- Familiarity with cloud-native architecture using Kubernetes and AWS.
- Familiarity with event-driven or microservice-based systems.
- Strong communication and collaboration skills across product and platform teams.
- Drive, proactivity, and the ability to operate in a fast-moving builder-oriented environment.
Benefits
- Competitive base salary, stock options, and health benefits from Day 1.
- 401(k) plan with company match.
- Remote-friendly within the US.
- Flexible time off (FTO).
- Opportunities for growth.
- Inclusive, mission-driven culture with opportunities for meaningful impact.
Tech Stack
Categories
About OnePay
At OnePay, we believe that better money makes life better. We also believe the future of financial services is meeting consumers where they already are — in their daily lives, workplaces, and communities nationwide. With banking, high-yield savings, credit cards, point-of-sale lending, investment and crypto offerings, OnePay is providing millions of consumers with the tools they need to holistically manage their financial lives all in one place. Alongside its fast-growing consumer offering, OnePay also partners with employers, HCM providers, gig platforms, and others to deliver embedded financial services to millions of employees and frontline workers. Through its B2B financial wellness suite, OnePay consolidates savings, spending, and credit tools into one platform, complementing or unifying existing benefits to improve employee stability, engagement, and productivity. Backed by Ribbit Capital and Walmart, OnePay has a 4.9★ app rating, is growing quickly, and is always looking for talented people to join our team. Learn more at www.onepay.com. OnePay is a financial technology company, not a bank. Banking services provided by Coastal Community Bank or Lead Bank, Members FDIC.