CI&T

[Job-31651] Tech Lead FullStack (.Net/React), Brazil

Brazil

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hirly's read of this role

Role family: Engineering
Seniority: Lead / management
Country: BR
Work mode: Remote-friendly
First seen by hirly: 14 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

We are looking for a Tech Lead Fullstack Developer to join our team!

This role will be primarily focused on Frontend development (70%) , with 30% Backend , working in a modern, collaborative environment focused on software engineering best practices.

Tech Stack

Frontend — 70%

React

Backend — 30%

.NET 8

Databases

PostgreSQL

MongoDB

Entity Framework Core (EF Core)

Testing

xUnit

Bogus (Faker)

NSubstitute

Frameworks & Tools

MediatR

AutoMapper

Rebus

Git

GitFlow

Cloud, Messaging & CI/CD

Microsoft Azure

Azure DevOps

Azure Pipelines

Azure Service Bus

YAML-based CI/CD pipelines

What you’ll be working on

Developing Fullstack applications , with a stronger focus on Frontend;

Developing and maintaining APIs and services using .NET/C# ;

Building user interfaces with React ;

Working with relational and NoSQL databases;

Developing automated tests and applying software quality practices;

Working with messaging and event-driven architectures using Azure Service Bus/Rebus ;

Contributing to CI/CD processes using Azure DevOps and Azure Pipelines;

Working with Git and branching strategies such as GitFlow.

If you have experience with React + .NET/C# and are excited about this opportunity, we’d love to hear from you!

#LI-AM5

Original posting on CI&T's site ↗

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