Senior Backend Engineer – Scalable Payments APIs, Equity

Flex3 months ago
San Francisco, CA, United States
Hybrid
Full-time
Junior Level (1-3 years)

Job Description

Job Description

Flex is seeking a Senior Software Engineer to build and scale backend systems powering our payments, billing, identity, and partner integrations. You will design, implement, test, and roll out services with a focus on reliability and performance.

Join a globally distributed team and drive API scoping, design, and production deployments with minimal supervision, working in a hybrid environment in San Francisco.

Required Skills

Performance Optimization
Identity Management
Scalability
API Design
Payments Systems
Backend Development
Partner Integrations
Testing and Deployment
Billing Integrations
Reliability Engineering