WEX

Senior Software Engineer

WEX
Apply
1 day ago
Remote, United StatesSenior
H1B sponsor

Base Salary

$122k - $146k/yr

Responsibilities

  • Contribute to the platform’s technical architecture, design, and implementation.
  • Build full-stack capabilities across user interfaces, backend services, data models, APIs, and external integrations.
  • Design reusable capabilities supporting payment workflows, expense management, approvals, spend controls, reporting, and reconciliation.
  • Translate product requirements into technical designs, milestones, and implementation plans.
  • Write production code, review contributions, resolve complex issues, and participate in design and code reviews.
  • Establish standards for automated testing, API contracts, observability, accessibility, and secure development.
  • Implement production readiness through logs, distributed tracing, metrics, dashboards, and alerts.
  • Own technical outcomes from implementation through deployment, operation, and continuous improvement.
  • Collaborate with Product, Design, Security, engineering leaders, and multidisciplinary teams in the United States and India.
  • Mentor engineers and improve engineering practices through hands-on collaboration.
  • Use and validate AI-generated output from approved coding and development tools.

Requirements

  • Bachelor's degree in Computer Science, Software Engineering, or a related field.
  • 6–8 years of professional software engineering experience.
  • Strong proficiency in Java and Spring Boot or comparable backend technologies.
  • Strong understanding of object-oriented design, data structures, algorithms, and software design principles.
  • Experience with REST APIs, distributed systems, relational data models, and event-driven integrations.
  • Experience with cloud platforms, preferably AWS, and automated CI/CD pipelines.
  • Knowledge of authentication, authorization, data protection, and secure API design.
  • Experience with unit, integration, end-to-end, and performance testing.
  • Experience operating production services with monitoring, distributed tracing, and incident troubleshooting.
  • Strong communication skills and the ability to explain technical decisions to technical and business stakeholders.
  • Track record of mentoring engineers and improving engineering practices.
  • Hands-on experience with AI coding assistants and development tools such as GitHub Copilot, Cursor, or Claude.
  • Preferred: master's degree, 8+ years of experience, API gateways, service mesh technologies, cloud networking, OpenTelemetry, Grafana, Prometheus, and web or mobile application development experience.

Benefits

  • Remote work is available, but the candidate must live within 30 miles of Boston, San Francisco Bay Area, Dallas, Salt Lake City, Seattle, or Portland, Maine.
  • Benefits include health, dental, and vision insurance; retirement savings; paid time off; health savings and flexible spending accounts; life and disability insurance; tuition reimbursement; and additional benefits.
  • Non-sales roles are typically eligible for a quarterly or annual bonus under the applicable plan.

Tech Stack

AWSGrafanaJavaPrometheusSpring Boot
WEX

About WEX

5,001-10,000 employees

WEX is a public financial technology company that provides corporate payment solutions to fleets, healthcare/benefits administrators, and travel businesses. Its products include fuel and mobility cards, virtual card payments, and platforms for HSAs/FSAs/HRAs, with revenue from payment processing and software/service fees. Founded in 1983 and headquartered in Portland, Maine, WEX trades on the NYSE under WEX and was formerly known as Wright Express.

Contact me