[Job-32674] Senior Software Developer (.NET / Azure), Brazil

Ciandt; United States; Remote; USD 110,000 - 170,000; Full time

Job summary

Ciandt is seeking a skilled backend engineer to build secure .NET Core REST APIs and microservices hosted on Azure. You will integrate Dynamics 365, Dataverse, and a React frontend, coordinating with a nearshore Agile team and US stakeholders.

The role emphasizes authentication, authorization, token handling, and SSO, plus robust security, logging, and operational practices across services. Collaboration via Azure DevOps is expected.

Qualifications

• Backend experience building C#/.NET apps on Azure.
• Experience with OAuth 2.0 / OpenID Connect, JWT, and SAML-based SSO.
• RESTful microservice design with security and operations in mind.
• Strong English for communication with US stakeholders.

Responsibilities

• Develop and maintain .NET Core REST APIs and microservices on Azure.
• Implement authentication and authorization, including token handling and SSO.
• Connect backend services with Dynamics 365, Dataverse, and the React frontend.
• Build with security, logging, and error handling for service integrations.
• Use Azure DevOps repositories, pipelines, and boards as part of the workflow.

Skills

C#/.NET

Azure

REST APIs

OAuth 2.0 / OpenID Connect

JWT / SAML

Security & Logging

Azure DevOps

React integration

Tools

Dynamics 365

Dataverse

React

Azure App Service

Azure Functions

API Management

Job description

**Role overview**

Build secure backend services for a placement management platform used in the education sector. The work centers on C# and .NET services hosted on Azure, connecting a React interface with a Dynamics 365 and Dataverse CRM. You'll contribute as part of a nearshore Agile team coordinating with stakeholders in the United States.

**Responsibilities**

• Develop and maintain .NET Core REST APIs and microservices using Azure services such as App Service, Functions, and API Management.
• Implement authentication and authorization, including token handling and single sign-on flows.
• Connect backend services with Dynamics 365, Dataverse, and the React frontend.
• Build in appropriate security, logging, and error handling for service integrations.
• Use Azure DevOps repositories, pipelines, and boards as part of the team's development workflow.

**Requirements**

• Production experience building backend applications in C#/.NET and deploying them on Azure.
• Practical experience with OAuth 2.0 or OpenID Connect, JWT, and SAML-based single sign-on.
• Experience designing RESTful microservices with security and operational handling in mind.
• Upper-intermediate or advanced English for regular communication with U.S. stakeholders.

**Nice to have**

• Familiarity with Microsoft Entra ID or Entra External ID.
• Experience with the Dataverse Web API or Dynamics 365 integrations.
• Azure certification such as AZ-204.

**Benefits and work setup**

• Nearshore team collaboration with working-hour overlap with U.S. Central Time.
• Benefits listed for the Brazil role include health and dental coverage, meal and food allowances, childcare support, extended parental leave, life insurance, wellness resources, and learning opportunities.