[Job - 31103]Software Architect – .NET, Brazil

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 hands-on Software Architect to own the architecture of a .NET-based product line that spans multiple systems.

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  Define and evolve the architecture for a suite of .NET Core services and web apps (.NET Core, SQL/Postgres, Cognito, Docker, AWS).

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  Align and integrate frontends built with React, Angular, and Vue with .NET Core backends and external services (Mailgun, Strapi/Node, APIs).

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  Ensure scalability, security, and reliability across distributed systems and messaging/async processing (e.g., SQS).

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  Lead modernization (framework upgrades, cloud-native patterns, modularization) and CI/CD practices.

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  Work closely with product and business stakeholders to translate needs into simple, maintainable solutions and identify opportunities for AI/ML and automation.

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  Engage with complex and demanding clients, effectively managing expectations, navigating ambiguity, and negotiating technical trade-offs to reach pragmatic, win–win solutions.

• 7+ years in software development, with strong .NET Core / C# and web architecture experience.

• Solid background in distributed systems, authN/authZ (OAuth2/OIDC, JWT, Cognito), and relational databases (MySQL, PostgreSQL, SQL Server).

• Experience with at least one major frontend framework (React, Angular, or Vue) and cloud (AWS).

• Strong Git/CI/CD and automated testing experience.

• Excellent communication in English and proven ability to collaborate with non-technical stakeholders.

• Demonstrated ability to build trust, handle complex client relationships, and negotiate priorities and scope in high-stakes environments.

• Experience with PHP, Java, or Python in polyglot environments.

• Knowledge of Node/Strapi, containers, IaC, and observability tooling.

• Practical exposure to AI/ML or data-driven product features.