WEX

Backend Software Engineer Intern - C#, Cloud Security & AI (Undergraduate)

WEX
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1 day ago
Remote, United StatesIntern
H1B sponsor

Responsibilities

  • Write clean, scalable backend code using C# and .NET based on object-oriented design principles.
  • Integrate OAuth, OIDC, JWT, and Passkeys authentication and authorization protocols into application workflows.
  • Containerize applications using Docker and manage automated CI/CD pipelines on AWS using GitHub.
  • Collaborate with senior engineers to explore, build, and integrate skill-based AI agents and productivity scripts.

Requirements

  • Currently pursuing a bachelor's degree in Computer Science, Machine Learning, Software Engineering, or a related field and will have completed at least sophomore year at the internship start.
  • Strong proficiency in C#, .NET, and object-oriented design fundamentals.
  • Foundational understanding of OAuth, OIDC, JWT, or Passkeys.
  • Hands-on exposure to AWS, Docker containerization, and GitHub CI/CD workflows.
  • Experience or interest in building AI skill-based agents and basic Python scripting skills are preferred.

Benefits

  • Paid 13-week summer internship running from late May to mid-August.
  • Remote, hybrid, and onsite work options are available at various U.S. locations.
  • Mentorship, professional development, weekly learning experiences, and opportunities to lead initiatives.
  • Potential for high-performing interns to return full-time or extend their roles during the school year.
  • Benefits include health, dental and vision insurance, retirement savings, paid time off, health savings and flexible spending accounts, life and disability insurance, and tuition reimbursement.

Tech Stack

Categories

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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