Staff Backend Engineer — Money Platform Leader

Flex; United States; Hybrid; USD 170,000 - 250,000; Full time

Benefits offered by this job

Competitive medical, dental, and vision

Company equity

401(k) plan with company match

Unlimited paid time off + 13 company paid holidays

Parental leave

Free Flex subscription

Job summary

Flex is seeking a Staff Software Engineer to join the Money Team responsible for building and scaling the financial infrastructure. This role demands expertise in backend development and financial systems, combining technical leadership with significant architectural responsibilities.

The candidate will work closely with various teams to deliver high-impact solutions that enhance revenue and customer experience. An attractive compensation package is complemented by benefits focusing on employee well-being.

Qualifications

• 6–8+ years of professional software engineering experience focused on backend development.
• 4+ years of hands-on Java experience (Spring core/web/boot).
• Strong computer science fundamentals with experience in distributed systems.
• Deep experience in financial systems including payments and billing.

Responsibilities

• Design and scale backend services and APIs for financial infrastructure.
• Lead architecture of fault-tolerant financial platforms.
• Provide technical leadership in distributed systems design.
• Drive delivery of scalable payment experiences end-to-end.

Skills

Backend development

Java (Spring, Gradle)

Distributed systems design

Financial systems

AWS

Docker/Kubernetes

CI/CD

Communication

Tools

DataDog

MySQL

PostgreSQL

DynamoDB

Job description

Flex is seeking a Staff Software Engineer to join the Money Team responsible for building and scaling the financial infrastructure. This role demands expertise in backend development and financial systems, combining technical leadership with significant architectural responsibilities.

The candidate will work closely with various teams to deliver high-impact solutions that enhance revenue and customer experience. An attractive compensation package is complemented by benefits focusing on employee well-being.