Backend Engineer, Risk & Fraud Detection — Remote

oneapp; United States; Remote; USD 120,000 - 150,000; Full time

Benefits offered by this job

Competitive salary

Stock options

Health benefits from Day 1

401(k) plan

Job summary

OnePay is hiring a Software Engineer for the Risk team to build backend services powering fraud detection, identity verification, and transaction monitoring. You will design and maintain APIs and microservices in a secure, scalable architecture.

Work with product managers and engineers to implement integrations and operational docs; remote-friendly role for US candidates with strong fintech experience.

Qualifications

• 3+ years of backend engineering experience, preferably fintech or payments.
• Strong API design, microservices, and distributed systems skills.
• Experience with cloud platforms (AWS) and containers (Kubernetes).
• Exposure to risk, fraud, or compliance domains is a plus.

Responsibilities

• Build backend services for fraud detection, identity verification, and transaction monitoring.
• Develop, test, and maintain APIs and services enabling real-time risk detection.
• Collaborate with product and other engineers to design secure, scalable systems.
• Document architectures and ensure reliable data flows with third-party integrations.

Skills

Backend engineering

APIs & microservices

Cloud infrastructure

Risk/fraud systems

Proactive builder

Education

Bachelor's degree in CS or equivalent

Tools

Node.js

TypeScript

NestJS

AWS

Kubernetes

Job description

OnePay is hiring a Software Engineer for the Risk team to build backend services powering fraud detection, identity verification, and transaction monitoring. You will design and maintain APIs and microservices in a secure, scalable architecture.

Work with product managers and engineers to implement integrations and operational docs; remote-friendly role for US candidates with strong fintech experience.