Empresa: CI&T
At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy. We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day. We’re looking for a Senior Software Developer to join a dedicated nearshore team building a placement management platform for a US education client. The platform runs on Azure with .NET Core APIs, a React frontend and a Dynamics 365 / Dataverse CRM core. You’ll design and build the secure backend services that connect them. What you’ll do • Build and maintain C# / .NET Core APIs as microservices hosted on Azure (App Service, Functions, API Management). • Implement web authentication and authorization flows, including JWT-based token handling and SSO with SAML and OpenID Connect. • Integrate APIs with Dynamics 365 / Dataverse and the React frontend. • Work in Azure DevOps (repos, pipelines, boards) within an Agile team, overlapping with US Central Time. What we’re looking for • Proven experience with backend development in C# / .NET, with production experience on Azure. • Hands-on experience implementing authentication: OAuth 2.0 / OIDC, JWT, and SSO / SAML. • Experience designing RESTful microservices, including security, logging and error handling. • Upper-intermediate or advanced English for daily communication with US stakeholders. Nice to have • Microsoft Entra ID or Entra External ID (formerly Azure AD B2C). • Dataverse Web API or Dynamics 365 integration. • Azure certifications such as AZ-204. #LI-AG4 Our benefits: -Health and dental insurance -Meal and food allowance -Childcare assistance -Extended paternity leave -Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass; - Profit Sharing and Results Participation (PLR); -Life insurance - Continuous learning platform (CI&T University); -Discount club -Free online platform dedicated to physical, mental, and overall well-being -Pregnancy and responsible parenting course -Partnerships with online learning platforms -Language learning platform And many more! More details about our benefits here: https://ciandt.com/br/pt-br/carreiras At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here . This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it. We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.