WEX

Software Engineer 2

WEX
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5 days ago
Portland, ME, USAMid Level / Senior
H1B sponsor

Base Salary

$96k - $116k/yr

Responsibilities

  • Design, develop, and implement features for the Beyond Fuel and Expense Management platform.
  • Build full-stack capabilities across user interfaces, backend services, data models, and external integrations.
  • Translate product requirements into technical designs, delivery milestones, and implementation plans.
  • Design reusable business capabilities and APIs for web, mobile, and partner experiences.
  • Implement payment workflows, expense capture, approvals, spend controls, transaction reporting, and reconciliation features.
  • Evaluate technical tradeoffs involving performance, security, reliability, cost, and delivery timelines.
  • Write production code, review contributions, resolve complex issues, and participate in design and code reviews.
  • Build production readiness through logging, distributed tracing, metrics, dashboards, alerts, automated testing, API contracts, accessibility, and secure development.
  • Own technical outcomes from implementation through deployment, operation, and continuous improvement.
  • Use approved AI tools during development, testing, and documentation while validating generated output.

Requirements

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field.
  • 4–6 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 designing APIs, distributed systems, relational data models, and event-driven integrations.
  • Experience with cloud platforms, preferably AWS, and automated delivery 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 and collaboration skills, including constructive participation in code reviews and engineering discussions.
  • Hands-on experience using AI coding assistants and development tools such as GitHub Copilot, Cursor, or Claude.
  • Preferred qualifications include a master’s degree, 6+ years of experience, and experience with API gateways, service mesh technologies, cloud networking, OpenTelemetry, Grafana, Prometheus, web development, or mobile application development.

Benefits

  • Base pay range of $96,100.00–$115,500.00, with actual pay based on qualifications, skills, competencies, and proficiency.
  • Non-sales roles are typically eligible for a quarterly or annual bonus under the applicable plan.
  • Benefits include health, dental, and vision insurance; retirement savings plan; paid time off; health savings and flexible spending accounts; life insurance; disability insurance; and tuition reimbursement.

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.

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