ONE Finance
Platform Engineer, Builder Experience
$140K–$190K
United States (Remote) · Remote · Full-time · Posted Jul 24, 2026
- Experience
- 2-9 years of software engineering experience in fintech, cloud infrastructure, or large-scale distributed systems environments.
About the job
Build and operate platform services, developer tooling, and frameworks for distributed systems and agent-driven applications across OnePay.
What you'll do
- Design and operate core services for high-scale distributed systems.
- Develop internal tools and shared infrastructure to improve engineering velocity, reliability, and observability.
- Build agentic application frameworks and improve CI/CD pipelines and developer workflows.
What they ask for
- Experience building developer platforms, internal tooling, or frameworks.
- Deep expertise in distributed systems, asynchronous processing, and high-availability platform services.
- Production experience with AWS and cloud-native infrastructure.
- Experience designing and building agentic developer tools, and strong experience with CI/CD pipelines.
Pay
$140K – $190K USD base salary
Tools
Typescript, node, NestJS, React Native, Kubernetes, AWS, Claude Code, Cursor
AI focus
Build frameworks for agentic applications and developer tools that support automation, collaboration, and intelligent workflows.
Model-written summary · the original posting is authoritative