Desenvolvedor Fullstack SR (C# / React)

New

Based in BrazilFull-TimeSenior

Salary not disclosed

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Job Details

Professional experience developing both backend solutions with C#/.NET and frontend applications with React.
Strong knowledge of REST APIs, API versioning, external service integrations, and modern service-oriented application development.
Practical experience with .NET Core, dependency injection, middleware, and HTTP pipelines.
Hands-on experience using Docker for building, distributing, and running applications.
Proven experience with SQL databases and relational data modeling, alongside practical knowledge of NoSQL technologies.
Solid understanding of Git, CI/CD, automated testing, and continuous integration using platforms like GitHub, GitLab, or Azure DevOps.
Experience working with scalable architectures, caching, messaging systems, and production-grade engineering practices.
Experience developing or using software engineering agents and AI-assisted development tools.
Familiarity with tools such as Claude, GitHub Copilot, or Cursor.
Degree in progress in Computer Science, Software Engineering, Information Technology, or a related field.

Develop and maintain backend services and REST APIs using C#, .NET, and .NET Core, applying principles such as SOLID, Clean Architecture, and Clean Code.
Build and maintain scalable, accessible, and responsive React interfaces using Hooks, Context, global state management, and preferably TypeScript.
Model data and implement efficient queries across relational databases such as PostgreSQL, SQL Server, and MySQL, as well as NoSQL technologies such as MongoDB and DynamoDB.
Ensure software quality through unit, integration, and end-to-end testing, continuous integration, code reviews, and disciplined engineering practices.
Implement and maintain application security practices covering authentication, authorization, API security, and OWASP Top 10 considerations.
Improve application performance and reliability through caching, observability, structured logging, metrics, tracing, and proactive troubleshooting.
Contribute to scalable architectures involving messaging, distributed systems, and technologies such as RabbitMQ or Kafka.
Collaborate with Product, QA, and UX teams throughout discovery, development, and continuous delivery using Agile methodologies such as Scrum and Kanban.
Explore and apply AI-assisted development approaches to enhance software engineering quality and productivity.

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