WEX · 2 days ago
Senior .NET Developer
Greater São Paulo Area
Full-time
Onsite
Senior LevelWEX is a company that simplifies the business of running a business, focusing on Benefits solutions. As a Senior .NET Developer, you will be responsible for designing and building software solutions that address the challenges in employee benefits, collaborating with Product Managers and customers to ensure high-quality outcomes.
Financial ServicesFinTechPaymentsSoftware
Responsibilities
Collaborate with stakeholders to learn about our customers biggest challenges
Measure, inspect, and drive decisions using data
Design, test, code, and instrument new solutions
Strengthen and drive our engineering process with TDD and BDD, Microservice and Vertical Slice Architectures
Support live applications, promote proactive monitoring, rapid incident response, and continuous improvement
Analyze existing systems and processes to identify bottlenecks and opportunities for improvements
Mentor and learn from your peers, foster continuous learning within your team and organization
Become a subject matter expert in your functional area and best practices
Assess unique circumstances and apply creative problem-solving techniques to resolve issues or suggest various approaches
Independently complete work and proactively review with others
Qualification
Required
Bachelor's degree in Computer Science, Software Engineering, or related field; OR demonstrable equivalent experience
Strong experience in software engineering
Strong problem-solving and analytical skills
Excellent communication and collaboration skills
Passionate about keeping up with modern technologies and design
Strong proficiency in Angular and/or React
Experience building and consuming REST APIs
Proven track record of writing comprehensive unit tests and test suites
Strong understanding of software security principles and OWASP guidelines
Proficiency with Git version control and CI/CD pipelines
Experience with Agile development methodologies
Excellent communication and collaboration abilities
Track record of delivering complex projects on schedule
Experience in writing performant stored procedures and functions
Experience in developing Cloud-Native applications and services Technology
C#, .NET
Docker
Modern RDBMS (i.e. MS SQL, Postgres, MySQL)
ASP.NET RESTful API design
Kafka / event-driven design
Modern Web UI Frameworks and Libraries (i.e. Angular/ or React)
GraphQL
Azure
Preferred
Kubernetes
Helm/ArgoCD
Terraform
GitHub Actions
NoSQL databases
Company
WEX
Wex is a financial technology service provider for fleet, travel and healthcare industries.
Founded in 1983
5001-10000 employees
H1B Sponsorship
WEX has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (22)
2024 (10)
2023 (12)
2022 (20)
2021 (14)
2020 (18)
Funding
Current Stage
Public CompanyTotal Funding
$900MKey Investors
Warburg Pincus
2025-02-25Post Ipo Debt· $500M
2020-06-30Post Ipo Equity· $90M
2020-06-30Post Ipo Debt· $310M
Leadership Team
Melissa Smith
Chair and Chief Executive Officer
Sachin Dhawan
Chief Technology Officer
Recent News
2026-01-03
2025-12-05
2025-12-02
Company data provided by crunchbase