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[Job-27755] Senior NodeJS (Backend & Customer Technical Support), Brazil

Posted February 27, 2026

Job Overview

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.
With over 8,000 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.
At CI&T, we imagine, design, and build brands and digital experiences for top clients in the financial services, consumer goods, e-commerce, and technology industries. Our philosophy is simple: quality work paves the way for trusted relationships.
We are a diverse mix of professionals who are both thinkers and doers, always ready to roll up our sleeves to deliver impactful work. We value a healthy balance between professional and personal life and are committed to building one of the most high-performing teams in the industry.
We are looking for a Senior Backend Node.js Developer to join our development center in Brazil. In this role, you will collaborate closely with teams across the EU Zone, the UK, and Brazil. Advanced and/or fluent English proficiency is required for daily communication with international teams and clients.

Responsibilities
Develop and evolve backend solutions using Node.js and JavaScript
Implement new features aligned with business needs
Provide technical support directly to the end client
Investigate production issues through log analysis and root cause identification
Communicate technical findings clearly to clients and stakeholders
Collaborate with international teams to deliver reliable solutions
Write and maintain unit and integration tests
Contribute to AWS-based cloud architectures
Support CI/CD pipelines and Infrastructure as Code initiatives
Participate in architectural discussions and best practices

Requirements for this challenge
Strong experience in backend development using Node.js and JavaScript
Experience with troubleshooting and client-facing technical support
Experience with unit and integration testing (Jest, Mocha)
Experience with AWS Cloud services
Experience with Infrastructure as Code (Terraform, CloudFormation)
Experience with CI/CD pipelines (GitHub Actions, Jenkins, or similar)
Advanced and/or fluent English proficiency
Strong communication skills and comfort interacting directly with clients
Ability to balance feature development and client support demands
We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.
With over 8,000 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

At CI&T, we imagine, design, and build brands and digital experiences for top clients in the financial services, consumer goods, e-commerce, and technology industries. Our philosophy is simple: quality work paves the way for trusted relationships.
We are a diverse mix of professionals who are both thinkers and doers, always ready to roll up our sleeves to deliver impactful work. We value a healthy balance between professional and personal life and are committed to building one of the most high-performing teams in the industry.
We are looking for a Senior Backend Node.js Developer to join our development center in Brazil. In this role, you will collaborate closely with teams across the EU Zone, the UK, and Brazil. Advanced and/or fluent English proficiency is required for daily communication with international teams and clients.

Responsibilities
Develop and evolve backend solutions using Node.js and JavaScript
Implement new features aligned with business needs
Provide technical support directly to the end client
Investigate production issues through log analysis and root cause identification
Communicate technical findings clearly to clients and stakeholders
Collaborate with international teams to deliver reliable solutions
Write and maintain unit and integration tests
Contribute to AWS-based cloud architectures
Support CI/CD pipelines and Infrastructure as Code initiatives
Participate in architectural discussions and best practices

Requirements for this challenge
Strong experience in backend development using Node.js and JavaScript
Experience with troubleshooting and client-facing technical support
Experience with unit and integration testing (Jest, Mocha)
Experience with AWS Cloud services
Experience with Infrastructure as Code (Terraform, CloudFormation)
Experience with CI/CD pipelines (GitHub Actions, Jenkins, or similar)
Advanced and/or fluent English proficiency
Strong communication skills and comfort interacting directly with clients
Ability to balance feature development and client support demands
Our benefits:

-Health and dental insurance
-Meal and food allowance
-Childcare assistance
-Extended paternity leave
-Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
-Profit Sharing and Results Participation (PLR);
-Life insurance
-Continuous learning platform (CI&T University);
-Discount club
-Free online platform dedicated to physical, mental, and overall well-being
-Pregnancy and responsible parenting course
-Partnerships with online learning platforms
-Language learning platform
And many more!

More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here.This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.

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