Mid. Full Stack Engineer

Posted:
3/9/2026, 12:59:36 AM

Location(s):
São Paulo, Brazil

Experience Level(s):
Junior ⋅ Mid Level ⋅ Senior

Field(s):
DevOps & Infrastructure ⋅ Software Engineering

Workplace Type:
Remote

About the Team/Role

We are looking for engineers who are passionate about building innovative solutions, collaborating with a talented team, and making a meaningful impact on our business. 

The software development engineer position focuses on building scalable, secure, and high-performance applications particularly within payments and benefits space.

How you'll make an impact

  • Write clean, maintainable, testable and well-documented code.

  • Participate in code reviews and collaborate with other team members to ensure high code quality.

  • Troubleshoot and resolve issues in a timely and efficient manner.

  • Pick up new technology and switch between tech stacks with a minimum of fuss.

  • Stay abreast of industry best practices and emerging technologies.

Experience you'll bring 

  •  Solid experience with .NET Core and C#

  • Some experience with Python and Fast API

  • Experience in developing automated unit and integration tests

  • Strong understanding of object-oriented programming principles

  • Exposure to SQL, MongoDB and database design

  • Strong problem-solving and debugging skills

  • Good communication and collaboration skills

  • Experience with cloud platforms (e.g. Azure, AWS)

  • Exposure to microservices architecture

Nice to Have:

  • Experience using Kafka and understanding of event driven architecture

  • Knowledge of frontend technologies (e.g. Angular)

  • Experience with CI/CD pipelines and DevOps practices

  • Exposure to Okta or Auth0

  • Exposure to Kubernetes, Terraform

Wex

Website: https://www.wexinc.com/

Headquarter Location: Portland, Maine, United States

Employee Count: 5001-10000

Year Founded: 1983

IPO Status: Public

Last Funding Type: Post-IPO Debt

Industries: Financial Services ⋅ FinTech ⋅ Payments ⋅ Software