CI&T

[Job - 31363] Sr. Developer (.Net ), Brazil

CI&T
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3 months ago
Brazil (city not specified)Senior

Responsibilities

  • Develop backend applications using C# and .NET, preferably .NET 8 or later.
  • Build RESTful APIs and React frontends with API integrations.
  • Apply SOLID, KISS, and established design patterns including Factory, Strategy, and Builder.
  • Write and maintain automated unit and integration tests.
  • Work with relational databases, Docker, docker-compose, distributed systems, and messaging platforms.
  • Implement observability through logging, metrics, and tracing.
  • Read, validate, and critically review automatically generated code.

Requirements

  • Solid experience as a senior developer.
  • Strong backend development experience with C# and .NET and frontend experience with React.
  • Experience with RESTful APIs, automated testing, relational databases, Docker, distributed systems, and messaging.
  • Knowledge of observability tools such as Datadog, Grafana, or ELK.
  • Intermediate English proficiency.
  • Preferred: experience with OpenAI APIs, Anthropic, GitHub Copilot, autonomous or semi-autonomous development agents, AI-assisted development pipelines, prompt engineering, and AI output quality evaluation.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance and extended paternity leave.
  • Gym, health, and wellness partnerships through Wellhub (Gympass) and TotalPass.
  • Profit Sharing and Results Participation (PLR).
  • Life insurance.
  • Continuous learning through CI&T University and partnerships with online learning platforms.
  • Discount club and an online platform for physical, mental, and overall well-being.
  • Pregnancy and responsible parenting course.
  • Language learning platform.
  • The role is located in Brazil; no remote or hybrid arrangement is stated.

Tech Stack

Apache KafkaC#DatadogDockerGrafanaMicrosoft SQL Server.NETPostgreSQLRabbitMQReact

Categories

CI&T

About CI&T

5,001-10,000 employees

CI&T is a public IT services firm that builds and runs digital products for large enterprises, combining consulting with end-to-end software engineering. It delivers AI deployment, cloud modernization, data platforms, mobile/web development, and systems integration through project-based and managed engagements. Founded in 1995 and headquartered in New York, it operates globally and is listed on the NYSE (CINT).

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