Software Engineer, Banking

The role

You will lead technical design and delivery of banking features and set architectural standards for banking services. You will own the technical approach to complex challenges and mentor engineers through reviews and collaboration.

What you will do

• Lead technical design and delivery of banking features
• Set architectural standards and best practices for code quality, performance, security, and reliability
• Own the technical approach to complex challenges at scale
• Mentor and grow engineers through design reviews, code reviews, and hands-on collaboration
• Partner with product, design, risk, and compliance to shape the roadmap
• Create and maintain clear documentation

Required qualifications

• 7+ years of professional experience in backend or full-stack software engineering
• Technical leadership of projects or teams
• Proven success designing, building, and scaling production-grade APIs and distributed systems
• Experience with sensitive financial data and money movement systems, such as ledgers, account management, ACH, or card processing
• Proficiency in Node.js and TypeScript or similar modern backend frameworks
• Familiarity with microservices, Kubernetes, and AWS
• Strong communication and collaboration skills
• Track record of mentoring engineers and driving technical decisions across teams
• Drive and proactivity

Nice to have

• Experience with mobile or user-facing applications, ideally React Native

Benefits

• Competitive base salary
• Stock options
• Health benefits from Day 1
• 401(k) plan with company match
• Flexible time off (FTO)

Before you apply

• AI-assisted initial screen
• Interview with Talent Partner
• Technical or Hiring Manager Interview
• Team Interview
• Executive Interview

About the company

OnePay is a consumer fintech and all-in-one financial services platform. It is backed by Walmart and Ribbit Capital.