Senior Developer – Node.js, Python, Gen AI

CI&T

full-time

Posted on: 1/15/2026

Location Type: Hybrid

Location: Brazil

✨ AI Apply

About the role

Lead and support others in using the Flow platform and artificial intelligence (AI) solutions in general.
Contribute to the deployment and adoption of Generative AI (GenAI)-based solutions.
Build and evolve AI agents to support various stages of the SDLC or operational processes within enterprise areas.
Promote the adoption of GenAI solutions across teams by providing support, guidance, and best practices.
Design and implement solutions that deliver measurable value.
Participate in architecture and design discussions, proposing scalable and secure solutions.
Create and maintain technical and product documentation.
Collaborate with multiple teams, mentor developers at different levels, and influence development best practices.

Solid experience in backend development with multiple languages and frameworks (Node.js, Python, and others), demonstrating the ability to learn and adapt quickly to new technologies.
Experience using Generative AI tools and libraries.
Knowledge of concepts and techniques for developing with Generative AI.
Experience with REST APIs, contract design, and versioning.
Knowledge of relational and non-relational databases.
Experience with unit, integration, and end-to-end testing.
Communication and Collaboration: ability to collaborate effectively, communicate clearly, and document decisions and solutions.
Nice-to-haves:
Experience building AI agents.
Experience building and using MCP.
Experience designing and evolving distributed architectures, microservices, and microfrontends.
Familiarity with DevOps practices, automation, version control, code review, and security practices.
CI/CD and Infrastructure: pipelines, environment management, containers (Docker), and orchestration (Kubernetes) are desirable.
Experience with cloud providers (Azure, AWS, or GCP) and their managed services.
Experience with support-area processes and operations.
Ability to work in dynamic environments with diverse technologies.

Benefits

Health and dental insurance;
Meal and food allowances;
Childcare assistance;
Extended parental leave;
Partnerships with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
Profit Sharing (PLR);
Life insurance;
Continuous learning platform (CI&T University);
Discount club;
Free online platform dedicated to promoting physical and mental health and wellbeing;
Pregnancy and responsible parenting course;
Partnerships with online course platforms;
Language learning platform;
And many more

Tip: use these terms in your resume and cover letter to boost ATS matches.

backend developmentNode.jsPythonGenerative AIREST APIsrelational databasesnon-relational databasesunit testingintegration testingend-to-end testing

communicationcollaborationmentoringinfluencing best practicesdocumentation