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🥝 Senior .NET C# / Node.js Developer

Cognizant | região geográfica intermediária de são paulo, Brazil | Posted June 07, 2026

Job Description

Job Summary

Work on the development and maintenance of scalable high-performance solutions using .NET C# and Node.js integrating systems via REST and GraphQL APIs with a focus on modern architecture, security, and software engineering best practices. The role requires strong hands-on contribution across backend and frontend layers and experience with cloud-native solutions in AWS and Azure environments.

Responsibilities

  • Develop and maintain applications using .NET C# and Node.js.
  • Develop and maintain frontend applications using Angular and React.
  • Design, create, and consume REST and GraphQL APIs.
  • Work with relational databases (MS SQL Server / PostgreSQL) and non-relational databases (MongoDB).
  • Contribute to architectural discussions and technical decision-making, providing input based on best practices and real-world experience.
  • Ensure code quality through automated testing, code reviews, and adh...

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