Mid. Full Stack Engineer

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Hiring Remotely in São Paulo, BRA
In-Office or Remote
Fintech • Payments
The Role

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 Inc. Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about WEX Inc. and has not been reviewed or approved by WEX Inc..

  • Leave & Time Off Breadth Leave offerings are portrayed as a standout, with generous PTO and additional paid time for volunteering. Time-off flexibility is also positioned as a meaningful part of the overall rewards experience.
  • Retirement Support Retirement benefits are presented as strong, including a 401(k) match that is described as competitive. This element appears to materially strengthen the total rewards package even when cash compensation feels less compelling.
  • Strong & Reliable Incentives Variable compensation is sometimes framed positively through bonuses and uncapped earning potential in sales-oriented roles. Stock options are also cited as an additional reward component that can improve perceived total compensation.

WEX Inc. Insights

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The Company
HQ: Portland, ME
4,900 Employees
Year Founded: 1983

What We Do

We simplify complex payment systems for fleets, corporate payments, and healthcare—unlocking insights, opportunities, and efficiencies to give you greater control of your business. Powered by the belief that complex payment systems can be made simple, WEX (NYSE: WEX) is a leading financial technology service provider across a wide spectrum of sectors, including fleet, travel and healthcare. WEX operates in more than 10 countries and in more than 20 currencies through approximately 4,900 associates around the world. WEX fleet cards offer approximately 14 million vehicles exceptional payment security and control; our travel and corporate solutions business processes over $35 billion of purchase volume annually; and the WEX Health financial technology platform helps 343,000 employers and more than 28 million consumers better manage healthcare expenses.

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