CI&T

AI-driven digital solutions and nearshore development

Software Architect .Net

Backend EngineeringConfirmed live in the last 24 hours

Full-timeRemote in BrazilNo salary listedRemote

About the Job

Requirements

Proficiency in .NET Core / .NET 6+ and ASP.NET Core Web API.
Advanced C# skills, including LINQ, async/await, generics, reflection, and dependency injection.
Strong knowledge of design patterns, including SOLID, Domain-Driven Design, CQRS, Repository, and Mediator.
Experience with microservices architecture and distributed systems.
Experience with Microsoft Azure or equivalent cloud platforms.
Familiarity with Docker, Kubernetes, and CI/CD practices.
Advanced English proficiency.

Responsibilities

Design and evolve scalable, secure, high-performance software architectures aligned with business goals.
Define architectural patterns, technical standards, and engineering best practices for .NET-based solutions.
Lead the creation and maintenance of architectural documentation, including system diagrams, design decisions, and integration strategies.
Conduct architecture reviews across squads and provide structured technical feedback.
Drive adoption of best practices in .NET Core / .NET 6+ development.
Guide teams on advanced C# concepts, including LINQ, async/await, generics, dependency injection, and design patterns.
Define and enforce standards for RESTful API design and implementation.
Support and mentor senior and mid-level developers to raise the team's technical bar.
Design and oversee relational database architectures using SQL Server or an equivalent.
Define standards for data modeling, query optimization, and transaction management.
Ensure database performance, scalability, and integrity across environments.
Evaluate and recommend data access patterns and ORM usage, such as Entity Framework.
Architect integrations between internal and external systems, defining contracts and communication patterns.
Define strategies for microservices, event-driven architecture, or SOA where applicable.
Collaborate with DevOps teams to ensure solutions are cloud-ready, preferably on Azure.
Contribute to CI/CD pipeline design and promote a DevSecOps culture across teams.

Desired Qualifications

Experience with event-driven architectures, including Azure Service Bus, Event Grid, or Kafka.
Familiarity with GraphQL in .NET applications.
Knowledge of Identity Server, JWT, or OAuth 2.0.
Experience with CQRS and MediatR patterns.
Understanding of Domain-Driven Design principles.
Exposure to Agile methodologies, including Scrum or Kanban.
Familiarity with observability tools, including Application Insights, Datadog, or Grafana.

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 are looking for a Software Architect with strong expertise in .NET technologies and SQL to design, lead, and evolve scalable, high-performance software solutions. You will be the technical reference for development teams, driving architectural decisions, ensuring best practices, and bridging the gap between business needs and technical execution.

Requisitos:

Design and evolve scalable, secure, and high-performance software architectures aligned with business goals
Define architectural patterns, technical standards, and engineering best practices for .NET-based solutions
Lead the creation and maintenance of architectural documentation, including system diagrams, design decisions, and integration strategies
Conduct architecture reviews across squads, providing structured technical feedback
Drive the adoption of best practices in .NET Core / .NET 6+ development
Guide teams on C# advanced concepts: LINQ, async/await, generics, dependency injection, and design patterns
Define and enforce standards for RESTful API design and implementation
Support and mentor senior and mid-level developers, raising the overall technical bar of the team
Design and oversee relational database architectures using SQL Server or equivalent
Define standards for data modeling, query optimization, and transaction management
Ensure database performance, scalability, and integrity across environments
Evaluate and recommend strategies for data access patterns and ORM usage (e.g., Entity Framework
Architect integrations between internal and external systems, defining clear contracts and communication patterns
Define strategies for microservices, event-driven architecture, or SOA where applicable
Collaborate with DevOps teams to ensure solutions are cloud-ready (preferably Azure)
Contribute to CI/CD pipeline design and promote DevSecOps culture across teams
Proficiency in .NET Core / .NET 6+ and ASP.NET Core Web API
Advanced C# skills: LINQ, async/await, generics, reflection, and dependency injection
Strong knowledge of design patterns (SOLID, DDD, CQRS, Repository, Mediator)
Experience with microservices architecture and distributed systems
Experience with Microsoft Azure or equivalent cloud platforms
Familiarity with Docker, Kubernetes, and CI/CD practices
Inglês: Avançado

Diferenciais:

Experience with event-driven architectures (Azure Service Bus, Event Grid, Kafka)
Familiarity with GraphQL in .NET applications
Knowledge of Identity Server, JWT, OAuth 2.0
Experience with CQRS and MediatR patterns
Understanding of Domain-Driven Design (DDD) principles
Exposure to Agile methodologies (Scrum / Kanban)
Familiarity with observability tools (Application Insights, Datadog, Grafana)

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.

About the Company

CI&T

AI-driven digital solutions and nearshore development

CI&T provides digital solutions to help brands transform their businesses through technology. It focuses on digital strategy and software engineering, offering services such as AI-powered solutions, customer-centric design, and nearshore software development. Products and engagements work by delivering tailored digital initiatives through long-term partnerships, project-based work, and ongoing maintenance; its MRVP approach helps navigate compliance in regulated industries while still enabling innovation. CI&T differentiates itself through a global delivery model, a focus on diversity and inclusion, and an emphasis on combining strategy, engineering, and design to drive business transformation. The company targets a wide range of clients, including regulated sectors and quick-service restaurants, and aims to help clients maximize resources, scale rapidly, and thrive in a post-digital transformation landscape.

Company size: 5,001-10,000
Company stage: IPO
Headquarters: São Paulo, Brazil
Founded: 1995

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