Senior .NET Backend Developer

New

CI&TSoftware development

Listing location: Brazil; Workplace type: Remote; Structured job location: BrazilFull-TimeSenior

Salary not disclosed

Apply NowOpens the employer's application page

Job Details

Bring solid backend development experience with C# and .NET, ideally .NET 8+, including production-grade RESTful APIs.
Have strong knowledge of object-oriented design, SOLID principles, design patterns and Clean Architecture.
Have hands-on experience with MediatR, AutoMapper and Entity Framework Core.
Have experience with relational databases such as PostgreSQL or SQL Server, including data modelling and query optimization.
Have experience with distributed systems and messaging, such as Azure Service Bus, Rebus, RabbitMQ or Kafka.
Have practical experience using AI tools in software development, including AI-assisted code generation, testing and refactoring.
Have experience building autonomous or semi-autonomous software development agents, or knowledge of prompt engineering and evaluating AI output quality.
Have experience with automated unit and integration testing and the use of test doubles.
Have working knowledge of Docker and Docker Compose.
Be familiar with observability tools such as Datadog, Grafana, Application Insights or the ELK Stack.
Have experience with Git, CI/CD pipelines and Azure DevOps or similar tools.
Have good spoken and written English (upper-intermediate or above).

Design, develop and maintain RESTful APIs and backend services using C# and .NET 8+.
Apply Clean Architecture, SOLID and KISS principles to keep code modular, reusable and simple.
Build event-driven and asynchronous integrations using messaging platforms such as Azure Service Bus, RabbitMQ or Kafka.
Model, query and optimize relational databases such as PostgreSQL and SQL Server using Entity Framework Core.
Implement secure authentication and authorization using OAuth2/OIDC and JWT.
Write and maintain automated unit and integration tests using tools such as xUnit, NSubstitute and Bogus.
Contribute to CI/CD pipelines, including Azure DevOps and YAML pipelines, and follow branching strategies such as GitFlow.
Instrument services for observability and help diagnose production issues.
Review code, participate in technical refinement and estimation, and help mentor less experienced developers.
Work with technical and non-technical stakeholders to turn requirements into pragmatic, maintainable solutions.

View Full Description & ApplyYou'll be redirected to the employer's site