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Staff Software Engineer - Payments

San Francisco, CA💼 Full-time🗓 2026-02-12 → 2026-09-26

Core

Leading the technical foundation for PayJoy's point-of-sale financing and card offerings, designing scalable systems, and solving critical technical challenges to support financial stability for under-served customers in emerging markets.

Role type

Staff Software Engineer (Payments Infrastructure)

Builds

Scalable payment systems, critical services, and system-wide solutions for PayJoy's credit platform.

Domain

Fintech / Payments / Emerging Markets

Deliverable

production ML models | product features | infrastructure

Required skills

Backend development, Python, Relational and NoSQL databases, Distributed systems, System design, Cloud platforms (AWS/GCP/Azure), Mentoring

Preferred skills

Mobile technologies, Mobile payment systems, Fraud and identity aspects of fintech, Large-scale systems for millions of users

Responsibilities

Identify and solve technical challenges impacting growth, Architect new solutions and implement patterns/frameworks, Guide teams to ensure solutions meet business goals, Foster a culture of learning and mentor junior engineers, Drive continuous improvement in platform and processes

Seniority

Staff, hands-on IC with strategic influence

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