CI&T

FinTech

BackendDeveloper

Brazil FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid candidates.

The Brief

“Backend Developer at CI&T. Skills: C#, ASP.NET Core, AWS, Microservices, REST APIs. Architect and develop .NET systems with a focus on performance and scalability. Collaborate with multidisciplinary teams on the design and implementation of solutions. Maintain and evolve existing systems with good engineering practices. Integrate systems with AWS services. Contribute to the continuous improvement of team processes and practices.”

What You'll Achieve.

Develop systems with real impact.

Industry & Context.

FinTech
Problems you'll solve

microservices; event-driven architecture; DDD; SOLID; system design

Eligibility Requirements

This position is exclusively for people with disabilities. If you reside in the Metropolitan Region of Campinas, your presence in the city's offices will be mandatory, according to the current frequency policy.

What They're Looking For.

Must Have

Proficiency in object-oriented programming and C# / ASP.NET Core. Dependency injection in .NET and use of ORM: Dapper and Entity Framework. Microservices architecture, Clean Arch, DDD and SOLID. Knowledge of event-driven architecture (Choreographed x Orchestrated Saga). Feature Toggle production applications. REST API modeling and creation of gateways with AWS API Gateway. Knowledge of application security: authentication, OWASP and best practices. Unit testing practice with xUnit and mocking strategies. Experience with AWS (EC2, ECS, EKS, Fargate, S3, SQS, SNS, Lambda, API Gateway, CloudWatch). Messaging: Amazon SQS, Kafka or RabbitMQ. Relational and NoSQL databases. Docker and/or Kubernetes. Infrastructure as code: Terraform or AWS CloudFormation. CI/CD and familiarity with Git.

Nice to Have

Monitoring with Splunk, Grafana, AppDynamics or X-Ray. Release strategies: Canary, Blue/Green. GitHub Actions or AWS CodePipeline. Feature Toggle production applications.

What You'll Do.

Architect and develop .NET systems with a focus on performance and scalability.

Collaborate with multidisciplinary teams on the design and implementation of solutions.

Maintain and evolve existing systems with good engineering practices.

Integrate systems with AWS services.

Contribute to the continuous improvement of team processes and practices.

How You'll Work.

Team & Collaboration

Collaborate with multidisciplinary teams in the design and implementation of solutions. Contribute to the continuous improvement of processes and practices of the team.

Full Job Description

## Description Na CI&T , ajudamos grandes empresas a transformar o potencial da AI em impacto real nos negócios com AI Deployment, execução AI-native e tech-integrated business solutions. Com 30 anos de experiência em transformação tecnológica, aceleramos inovação com expertise em agentic SDLC, application modernization, Data & AI, martech e business strategy.  Somos 8.000 CI&Ters em mais de 25 países, colaborando para construir soluções com impacto real. AI já faz parte da forma como trabalhamos, evoluímos e inovamos todos os dias. Importante: se você reside na Região Metropolitana de Campinas, sua presença nos escritórios da cidade será obrigatória, conforme a política de frequencia vigente. Olá, aqui é a Wal da CI&T!   Sou do time de Talent Attraction e procuro profissionais para a posição de Mid Level/Senior Developer Backend .Net/AWS (exclusiva para pessoas com deficiência), que atuarão em um projeto do ramo financeiro.   Você vai atuar no desenvolvimento de sistemas .NET de alta performance e escalabilidade, contribuindo diretamente para a evolução da maior instituição bancária do Brasil. Aqui valorizamos quem tem visão de arquitetura, compromisso com qualidade e capacidade de orientar times. O que você vai fazer Arquitetar e desenvolver sistemas .NET com foco em performance e escalabilidade Colaborar com equipes multidisciplinares no design e implementação de soluções Manter e evoluir sistemas existentes com boas práticas de engenharia Integrar sistemas com serviços AWS Contribuir para a melhoria contínua de processos e práticas do time O que você precisa ter Domínio de orientação a objetos e C# / ASP.NET Core Injeção de dependências no .NET e uso de ORM: Dapper e Entity Framework Arquitetura de microsserviços, Clean Arch, DDD e SOLID Conhecimento em arquitetura orientada a eventos (Saga Coreografada x Orquestrada) Feature Toggle em aplicações de produção Modelagem de APIs REST e criação de gateways com AWS API Gateway Conhecimento em segurança de aplicações:

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