oneapp - Platform Engineer, Builder Experience
Requirements
• 2-9 years of experience in software engineering within fintech, cloud infrastructure, or large-scale distributed systems environments • Experience building developer platforms, internal tooling, or frameworks that enable other engineers to move faster • Deep expertise in distributed systems, asynchronous processing, and high-availability platform services • Production experience in AWS cloud environments and building cloud-native infrastructure • Demonstrated experience designing and building agentic developer tools that empower automation, collaboration, or intelligent workflows • Strong experience working with CI/CD pipelines and driving continuous integration and delivery improvements • Drive and proactivity – everyone here is a builder and executor • We use Typescript front to back, with node and NestJS frameworks for server code and React Native for our iOS, Android, and Web clients. We run on a highly distributed cloud-native stack with Kubernetes and AWS, and scale and resiliency are at the heart of everything we build. We also embrace agentic development, so engineers have their choice of a variety of models and agent harnesses, including Claude Code, Cursor, Codex, and more to fit their workflow. While you don't need experience with our exact stack, familiarity with modern software engineering practices will help you ramp up quickly.
Responsibilities
• Design and operate platform-oriented core services that support high-scale distributed systems across OnePay’s product ecosystem • Develop internal developer tooling and shared infrastructure that improve velocity, reliability, and observability across engineering teams • Build and evolve frameworks that support the construction and orchestration of agentic applications, enabling intelligent, automated workflows across products • Drive enhancements in CI/CD pipelines, automation, and developer workflows to increase deployment speed, reliability, and confidence across teams
Benefits
• $140K – $190K • Offers Equity • 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. • Upload your resume here to autofill key application fields. • Drop your resume here! • Parsing your resume. Autofilling key fields... • Please note: to ensure that candidates select the most relevant jobs for their skills, we have set up limits to the number of times candidates can apply. The following limits apply to all roles at One: • Candidates may only apply once (1) for the same role over a span of three (3) months • Candidates are limited to two (2) separate applications at a time, to focus on roles that are the best fit for them • or drag and drop here • If you are working pursuant to F-1 OPT/STEM OPT/CPT and planning to ask for employment sponsorship in the future, you should answer Yes. • Decline to self-identify • Hispanic or Latino - A person of Cuban, Mexican, Puerto Rican, South or Central American, or other Spanish culture or origin regardless of race. • Hispanic or Latino • White (Not Hispanic or Latino) - A person having origins in any of the original peoples of Europe, the Middle East, or North Africa. • White • Black or African American (Not Hispanic or Latino) - A person having origins in any of the Black racial groups of Africa. • Black or African American • Native Hawaiian or Other Pacific Islander (Not Hispanic or Latino) - A person having origins in any of the peoples of Hawaii, Guam, Samoa, or other Pacific Islands. • Native Hawaiian or Other Pacific Islander • Asian (Not Hispanic or Latino) - A person having origins in any of the original peoples of the Far East, Southeast Asia, or the Indian Subcontinent, including, for example, Cambodia, China, India, Japan, Korea, Malaysia, Pakistan, the Philippine Islands, Thailand, and Vietnam. • Asian • American Indian or Alaska Native (Not Hispanic or Latino) - A person having origins in any of the original peoples of North and South America (including Central America), and who maintain tribal affiliation or community attachment. • American Indian or Alaska Native • Two or More Races (Not Hispanic or Latino) - All persons who identify with more than one of the above five races. • Two or More Races • Hispanic or Latino • White (Not Hispanic or Latino) • Black or African American (Not Hispanic or Latino) • Native Hawaiian or Other Pacific Islander (Not Hispanic or Latino) • Asian (Not Hispanic or Latino) • American Indian or Alaska Native (Not Hispanic or Latino) • Two or More Races (Not Hispanic or Latino) • I identify as one or more of the classifications of protected veteran listed above • I am not a protected veteran
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