Software Engineer 2
WEX Open At a glance
Mid-level Software Engineering role at WEX. Portland · full-time · $96,100–$115,500 base.
techroles summary, based on the employer's posting.
What you'll do
- Build features across interfaces, backend services, data models and integrations for payment and expense workflows
- Turn product needs into technical plans, then deliver reusable APIs for web, mobile and partner applications
- Write and review production code, troubleshoot issues, and carry work through release and ongoing operation
- Apply testing, security and observability practices, including logs, traces, metrics, dashboards and alerts
- Work with product, design, security and engineering partners to assess tradeoffs and manage delivery risks
What you bring
- A computer science, software engineering or related degree, plus four to six years of professional software development
- Strong Java and Spring Boot skills, or equivalent backend expertise, with knowledge of object-oriented design and core algorithms
- Experience designing REST APIs, distributed systems, relational data structures and event-based integrations
- Background with cloud services, automated delivery pipelines, secure APIs, varied testing and production monitoring
- Hands-on use of AI coding assistants, with the ability to review and verify their output
Who this fits
This individual-contributor role suits a mid-career engineer with backend strength who can also work across web and mobile applications. It is remote, but you must live within thirty miles of Boston, the San Francisco Bay Area, Dallas, Salt Lake City, Seattle or Portland, Maine.
From the employer
This is a remote position; however, the candidate must reside within 30 miles of one of the following locations: Boston, MA; San Francisco Bay Area, CA; Dallas, TX; Salt Lake City, UT; Seattle, WA; and Portland, ME
About the Team/Role
Are you excited about building solutions that expand fleet payments beyond fuel and simplify expense management? We are seeking a Full-stack Software Engineer II with solid backend development experience to contribute to the WEX Beyond Fuel and Expense Management initiative within WEX Mobility Engineering. This is a growing initiative, offering the opportunity to contribute to architecture, participate in setting engineering practices, and help build product capabilities from design through production launch. You will work across web & 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.
How you’ll make an impact:
- Contribute to the technical design, development, and implementation of features for the Beyond Fuel and Expense Management platform.
- 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 that support web, mobile, and partner experiences.
- Implement features for payment workflows, expense capture, approvals, spend controls, transaction reporting, and reconciliation.
- 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.
- Adhere to standards for automated testing, API contracts, observability, accessibility, and secure development.
- Build production readiness into the product through actionable logs, distributed tracing, metrics, dashboards, and alerts.
- Use approved AI tools throughout development, testing, and documentation, and review and validate all 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.
Experience you'll bring
- 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 to collaborate effectively across multidisciplinary teams.
- Demonstrated ability to collaborate effectively with teammates and participate constructively in code reviews and engineering discussions.
- Hands-on experience leveraging AI coding assistants and development tools (e.g., GitHub Copilot, Cursor, Claude) to accelerate software development, refactoring, and code generation.
Preferred Qualifications
- 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
Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.
Each morning you get everything that fits, strongest first.
Software Engineering$90k+
Find me workBy the team behind techroles.