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Avanade

Senior Full Stack Developer – .NET, React

Avanade

Full Stack Senior Developer in a squad dedicated to building a high-scale distributed platform. Contributing to the digital transformation of Avanade clients through robust, scalable applications.

Posted 5/26/2026full-timeSao Paulo • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies
JavaScriptKafka.NETNext.jsPostgresPythonReactTypeScript

About the role

Key responsibilities & impact
  • Develop end-to-end features, from the database to the frontend;
  • Build APIs using .NET Core and/or FastAPI;
  • Develop interfaces with React/Next.js using TypeScript;
  • Work with asynchronous messaging (Event Hub, Kafka, or similar);
  • Model and optimize data in PostgreSQL;
  • Write unit and integration tests;
  • Participate in code reviews and propose technical improvements;
  • Document developed solutions and APIs;
  • Support troubleshooting and resolution of production incidents.

Requirements

What you’ll need
  • Strong experience (4+ years) in full stack development;
  • Experience with .NET Core (C#) and/or Python (FastAPI);
  • Experience with React and Next.js (TypeScript);
  • Knowledge of PostgreSQL (modeling, queries, and migrations);
  • Experience with asynchronous messaging;
  • Knowledge of automated testing;
  • Familiarity with microservices and REST APIs;
  • Knowledge of Git and pull request workflows.

Benefits

Comp & perks
  • Meal or food allowance;
  • Multibenefits card up to Senior Consultant level;
  • Health and dental insurance;
  • Certifications and training;
  • Life insurance;
  • Private pension plan;
  • Avababy: pregnancy support and a welcome kit for new Avanade parents;
  • Participation in company results (profit-sharing);
  • Wellhub (employee wellness platform);
  • Childcare assistance;
  • Career coach – career mentoring;
  • Birthday off policy (day off on your birthday);
  • Wellness sessions;

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
.NET CoreC#PythonFastAPIReactNext.jsTypeScriptPostgreSQLasynchronous messagingautomated testing
Soft Skills
code reviewstechnical improvementsdocumentationtroubleshootingproduction incident resolution