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wexWE

Senior Engineer - .NET/Python

WEX Inc. is a global commerce platform that simplifies the business of running a business by offering personalized technology solutions for employee benefits, mobility and fleet management, and corporate payments.

wex

Employee count: 5000+

Brazil only

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About the Team/Role

We are looking for a Python Developer to join our team and help build scalable, secure, and high-performance applications, particularly in the payments and benefits space. This role involves designing cloud-native services, implementing microservices architectures, and collaborating on innovative solutions that make a tangible business impact.

How you'll make an impact

  • Design, develop, and maintain C# services and microservices.

  • Design, develop, and maintain cloud-native Python services and microservices.

  • Develop and maintain CI/CD pipelines to support automated deployments.

  • Collaborate with the team on data modeling and backend service design.

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

  • Participate in code reviews and enforce best practices to ensure high code quality.

  • Troubleshoot and resolve issues efficiently in production and development environments.

  • Quickly learn new technologies and switch between tech stacks as needed.

  • Stay up-to-date with industry best practices and emerging technologies.

Experience you'll bring

  • Strong professional software development experience.

  • Solid experience with Python and frameworks such as FastAPI.

  • Experience in developing automated unit and integration tests.

  • Experience with event-driven architectures and Kafka.

  • Strong knowledge of object-oriented programming principles.

  • Experience with SQL and database design.

  • Understanding of SSO technologies (OAuth, SAML).

  • Experience with cloud platforms (AWS, Azure).

  • Hands-on experience with microservices architecture.

  • Strong problem-solving, debugging, and collaboration skills.​

Nice to have:

  • Familiarity with frontend technologies (e.g., Angular)

  • Experience with CI/CD pipelines and DevOps practices

  • Exposure to Okta or Auth0 for identity management

  • Familiarity with Kubernetes and Terraform

  • Familiarity with MongoDB

About the job

Apply before

Posted on

Job type

Full Time

Experience level

Location requirements

Hiring timezones

Brazil +/- 0 hours

About wex

Learn more about wex and their company culture.

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WEX Inc. is a global commerce platform that simplifies the business of running a business. Many of our customers face the challenge of managing complex operational processes due to the rapid pace of regulatory, economic, and societal change worldwide. They are often stretched thin and lack the in-house expertise to solve these intricate problems. This is why WEX offers personalized technology solutions designed to simplify employee benefits, mobility and fleet management, and accounts payable and receivables processes. From our origins as a pioneer in fleet card payments in 1983, we have expanded our scope to become a multi-channel provider of corporate payment solutions, helping businesses navigate these complexities and achieve greater efficiency.

Our customers in the fleet industry, for example, need robust tools to manage fuel and maintenance expenses, ensure driver safety, and optimize operations. WEX Fleet provides them with fuel cards, telematics, and data analytics to meet these needs. For businesses involved in travel, managing cross-border payments and streamlining back-end accounting can be a significant hurdle. WEX's travel and corporate solutions, including virtual payment solutions, help these clients automate processes, reduce costs, and gain better insights into their spending. Similarly, in the healthcare sector, employers and employees alike grapple with the administration of benefits and healthcare payments. WEX Health offers a cloud-based platform to simplify the management of Health Savings Accounts (HSAs), Flexible Spending Accounts (FSAs), and other benefit plans, making it easier for millions of consumers to manage their healthcare expenses. By embedding our solutions into our customers' workflows and leveraging our expertise in data and analytics, we empower them to make smarter decisions, reduce operating costs, and ultimately, reach their full potential.

Employee benefits

Learn about the employee benefits and perks provided at wex.

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Company equity

WEX offers company equity.

Life insurance

WEX offers life insurance.

Paid sick days

WEX provides paid sick days.

Sabbatical

WEX offers sabbatical leave.

View wex's employee benefits
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