Software Engineer 2
About The Position
WEX is seeking a Full-stack Software Engineer II with strong backend development experience to contribute to the Beyond Fuel and Expense Management initiative within WEX Mobility Engineering. The role supports a growing initiative and offers the opportunity to contribute to architecture, engineering practices, and product capabilities from design through production launch. The engineer will work across web and mobile applications, backend services, APIs, and partner integrations to deliver secure, reliable, and scalable payment and expense management experiences. This is an individual contributor role focused on delivering core capabilities while collaborating with Product, Design, Security, and engineering teams across the United States and India. The position is remote, but candidates must reside within 30 miles of Boston, MA; the San Francisco Bay Area, CA; Dallas, TX; Salt Lake City, UT; Seattle, WA; or Portland, ME.
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 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 building and operating production services with monitoring, distributed tracing, and incident troubleshooting.
- Strong communication skills for collaboration across multidisciplinary teams.
- Ability to collaborate effectively with teammates and participate constructively in code reviews and engineering discussions.
- Hands-on experience with AI coding assistants and development tools such as GitHub Copilot, Cursor, or Claude to accelerate software development, refactoring, and code generation.
Nice To Haves
- Master's degree in Computer Science or Software Engineering.
- 6+ years of software engineering experience.
- Experience with API Gateways, service mesh technologies, and cloud networking concepts.
- Familiarity with OpenTelemetry, Grafana, Prometheus, or similar observability platforms.
- Exposure to web and mobile application development.
Responsibilities
- Contribute to the technical design, development, and implementation of platform features.
- Build full-stack capabilities spanning 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 options and communicate tradeoffs involving performance, security, reliability, cost, and delivery timelines.
- Write production code, review contributions, and resolve complex issues across the application stack.
- Participate in design reviews, code reviews, and technical discussions to support engineering quality.
- Follow standards for automated testing, API contracts, observability, accessibility, and secure development.
- Build production readiness through actionable logs, distributed tracing, metrics, dashboards, and alerts.
- Use approved AI tools in development, testing, and documentation, and review and validate generated output.
- Partner with senior engineers and tech leads to identify dependencies, manage technical risks, and support delivery.
- Own technical outcomes from initial implementation through deployment, operation, and continuous improvement.
Benefits
- Health insurance
- Dental insurance
- Vision insurance
- Retirement savings plan
- Paid time off
- Health savings account
- Flexible spending accounts
- Life insurance
- Disability insurance
- Tuition reimbursement
- Potential quarterly or annual bonus for non-sales roles, based on role and applicable plan
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Mid Level
