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[Job -30715] Sr. Developer (.Net/AI), Brazil

29 minutes ago
Brazil
Full-time
Senior
Backend Engineer
Software Development
Angular C# Datadog Docker Grafana Kafka .NET PostgreSQL RabbitMQ REST API Solid.js SQL Server
Apply Now
CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 105

Description

  • Develop and maintain backend services using C# and .NET, including RESTful APIs.
  • Build front-end features with Angular 19+ and integrate them with APIs.
  • Review, validate, and critically assess code generated automatically by AI tools.
  • Design and orchestrate AI-assisted development workflows to improve quality, safety, and maintainability.
  • Use AI tools and agent frameworks to automate coding tasks and accelerate the development cycle.
  • Apply SOLID, KISS, and design patterns to produce modular and reusable code.
  • Implement automated testing, including unit and integration tests.
  • Work with relational databases such as PostgreSQL or SQL Server.
  • Support observability practices using logs, metrics, tracing, and monitoring tools.
  • Contribute to distributed systems and messaging-based integrations using tools like RabbitMQ, Kafka, or Service Bus.

Requirements

  • Senior-level software development experience.
  • Strong ability to read, validate, and critically review code generated automatically.
  • Hands-on experience with AI tools for software development, such as OpenAI APIs, Anthropic, or GitHub Copilot.
  • Experience creating and orchestrating agents, including CrewAI, for code generation and task automation.
  • Experience building AI-assisted or AI-driven development workflows.
  • Backend development experience with C# and .NET, preferably .NET 8+.
  • Experience building RESTful APIs.
  • Front-end development experience with Angular 19+ and API integration.
  • Experience with automated testing, relational databases, Docker and docker-compose, and observability tools such as Datadog, Grafana, or ELK.
  • Experience with distributed systems and messaging platforms such as RabbitMQ, Kafka, or Service Bus.
  • Intermediate to advanced English.
  • Preferred experience building autonomous or semi-autonomous software development agents.
  • Preferred experience with AI-assisted development pipelines, including code generation, automated testing, and refactoring.
  • Preferred knowledge of prompt engineering and evaluating AI model outputs.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance.
  • Extended paternity leave.
  • Gym and wellness partnerships through Wellhub (Gympass) and TotalPass.
  • Profit sharing and results participation (PLR).
  • Life insurance.
  • Continuous learning through CI&T University and other online learning partnerships.
  • Discount club and access to a free online well-being platform.
  • Pregnancy and responsible parenting course.

Interested in this position?

Apply directly on the company website

Apply Now

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