Remote-Eligible Staff Software Engineer Backend Platforms

WEX, Inc.; Portland (ME); Remote; USD 141,000 - 173,000; Full time

Job summary

WEX, Inc. is seeking a remote Staff Software Engineer (full-time) to lead backend-centric architecture for the Beyond Fuel and Expense Management initiative within WEX Mobility Engineering.

This role blends hands-on coding with technical leadership and collaboration with Product, Security, and engineering teams across the United States and India. You will shape the product from design through production launch, building web, mobile, and partner integrations, ensuring secure, scalable, and

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 8–10 years of professional software engineering experience.
• Experience taking a new product from concept to production and evolving it as adoption grows.
• Strong proficiency in Java and Spring Boot, or comparable backend technologies.
• Design REST APIs, distributed systems, and relational data models.

Responsibilities

• Lead the technical architecture, design, and implementation of the Beyond Fuel and Expense Management platform.
• Build full-stack capabilities spanning UI, backend services, data models, and integrations.
• Translate product requirements into technical designs, milestones, and implementation plans.
• Establish patterns for payment workflows, expense capture, approvals, spend controls, reporting, and reconciliation.
• Write production code, review contributions, and resolve complex issues across the stack.

Skills

Java & Spring

REST APIs

Cloud AWS

CI/CD pipelines

Mentoring engineers

AI coding assistants

Code reviews

Education

Bachelor's degree in CS

Master's degree in CS

Tools

GitHub Copilot

Cursor

Claude

Job description

WEX, Inc. is seeking a remote Staff Software Engineer (full-time) to lead backend-centric architecture for the Beyond Fuel and Expense Management initiative within WEX Mobility Engineering.

This role blends hands-on coding with technical leadership and collaboration with Product, Security, and engineering teams across the United States and India. You will shape the product from design through production launch, building web, mobile, and partner integrations, ensuring secure, scalable, and