Remote Backend Engineer - Fintech Credit Card Systems

OnePay Global LLC; Northern (KY); Hybrid; USD 90,000 - 140,000; Full time

Benefits offered by this job

Stock options

Health benefits from Day 1

401(k) plan with company match

Remote-friendly (US)

Flexible time off (FTO)

Growth opportunities

Job summary

OnePay Global LLC is hiring a Backend Engineer for the Credit Card team to shape the infrastructure behind our co-branded card product. You will design and operate APIs and event-driven systems with security, reliability, and scale at the forefront.

You will partner with risk, compliance, and platform teams to meet regulatory requirements, own system reliability, mentor peers, and drive architectural decisions across the stack.

Qualifications

• 3+ years of professional experience in backend or distributed systems.
• Experience building and operating production-grade APIs and microservices in fintech or regulated environments.
• Proficiency in Node.js or similar modern backend frameworks (TypeScript, NestJS, Go, or Java).
• Familiarity with cloud-native architecture (Kubernetes, AWS) and event-driven or microservice-based systems.
• Strong understanding of data security, PCI compliance, or similar standards protecting sensitive financial data.
• Strong communication and collaboration skills across product, risk, and platform teams.
• Drive and proactivity - everyone here is a builder and executor.

Responsibilities

• Design and build backend services that power our co-branded credit card product and its integrations with partner systems.
• Architect APIs and event-driven systems that handle sensitive financial data securely at scale.
• Partner with risk, compliance, and platform teams to ensure new features meet regulatory and security requirements.
• Own reliability and performance for systems processing real-time credit transactions.
• Drive technical decisions on system design, balancing scalability, security, and speed of delivery.
• Mentor other engineers and raise the bar on code quality, testing, and operational practices across the team.

Skills

Backend development

Distributed systems

APIs & microservices

Security compliance

Team collaboration

Proactive mindset

Tools

Kubernetes

AWS

Node.js

TypeScript

NestJS

Go

Java

Job description

OnePay Global LLC is hiring a Backend Engineer for the Credit Card team to shape the infrastructure behind our co-branded card product. You will design and operate APIs and event-driven systems with security, reliability, and scale at the forefront.

You will partner with risk, compliance, and platform teams to meet regulatory requirements, own system reliability, mentor peers, and drive architectural decisions across the stack.