Requirements and responsibilities
About OnePayOnePay is the consumer fintech trusted by millions of Americans to make money better.Our financial system is broken. High fees, low rates, and too few ways to actually grow your money. We’re fixing it. And we’re moving fast.We’re an all-in-one financial services platform that brings together banking, high-yield savings, credit cards, point-of-sale lending, investing, and crypto in one place. We also partner with employers, HCM providers, gig platforms, and others to deliver embedded financial services to millions of employees and frontline workers.We’re backed by Walmart, the world’s largest retailer, and Ribbit Capital, one of fintech’s most respected investors, giving us rare scale, distribution, and the opportunity to build something truly category-defining.But what really sets OnePay apart is how we move. Our customers don’t have time to wait… and neither do we. This place moves fast, and we’re looking for people who are:Ready to runHungry and driven by urgencyExceptional at what they do, with low egoComfortable operating in motionThe RoleAs an Platform Engineer at OnePay, you will build the core platform services and developer frameworks that power large-scale, distributed systems and enable the next generation of intelligent, agent-driven applications.What You’ll DoDesign and operate platform-oriented core services that support high-scale distributed systems across OnePay’s product ecosystemArchitect, build, and manage Kafka-based event streaming systems that power real-time data flows and mission-critical financial workflowsDevelop internal developer tooling and shared infrastructure that improve velocity, reliability, and observability across engineering teamsBuild and evolve frameworks that support the construction and orchestration of agentic applications, enabling intelligent, automated workflows across productsPartner closely with engineering, data, and AI teams to solve complex distributed computing challenges in a secure, cloud-native AWS environmentYou Bring7+ years of experience in software engineering within fintech, cloud infrastructure, or large-scale distributed systems environmentsStrong hands-on experience designing, operating, and scaling Kafka-based event-driven architecturesDeep expertise in distributed systems, asynchronous processing, and high-availability platform servicesProduction experience in AWS cloud environments and building cloud-native infrastructureExperience building developer platforms, internal tooling, or frameworks that enable other engineers to move fasterDrive and proactivity - everyone here is a builder and executorWe use Node and TypeScript on the server, leveraging the NestJS framework within a microservice-oriented architecture running on Kubernetes and AWS. On the client side, we build and ship product features for iOS, Android, and web platforms using React Native. While you don’t need experience with our exact stack, familiarity with modern software engineering practices will help you ramp up quickly.What We OfferCompetitive base salary, stock options, and health benefits from Day 1401(k) plan with company matchRemote-friendly (US), flexible time off (FTO), and opportunities for growthA high-growth, mission-driven, inclusive culture where your work has real impactStandard Interview ProcessInitial Interview with Talent PartnerTechnical or Hiring Manager InterviewTeam InterviewExecutive InterviewOffer!Pay is generally based upon the level, complexity, responsibility, location and job duties / requirements of the specific position. We then source candidates with the requisite skills, expertise, education, training, and experience. If you are selected for an interview, please feel welcome to speak to a Talent Partner about our compensation philosophy and other available benefits.
Optionally, you can add more information later (benefits, pre-screening questions, etc.)