Senior Data Developer/AI Solutions Developer (AI)

Location: Brazil; remote home office

Company

CI&T is a technology transformation company helping large enterprises apply AI, modernize applications, and build data-driven business solutions.

What you will do

• Design and develop internal applications for supply chain, logistics, manufacturing, planning, procurement, and operations.
• Build user interfaces, APIs, backend services, workflows, and operational decision-support tools.
• Implement AI capabilities including LLMs, retrieval-augmented generation, AI agents, predictive models, and optimization models.
• Design PostgreSQL schemas, stored procedures, views, ETL/ELT pipelines, and optimized SQL queries.
• Integrate BigQuery, SAP, REST APIs, Microsoft 365, SharePoint, Teams, and third-party SaaS platforms.
• Package and deploy applications in Docker containers, support monitoring and configuration, and maintain technical documentation.

Requirements

• Proficiency in Python and JavaScript/TypeScript.
• Experience with React, REST API development, PostgreSQL, advanced SQL, and query optimization.
• Experience with Google BigQuery, data integration frameworks, ETL development, and CI/CD concepts.
• Experience integrating LLMs into applications and applying prompt engineering.
• Good English communication skills at High Intermediate level, B2 CEFR.
• Based in Brazil for a remote home-office role.

Nice to have

• Knowledge of containerization and deployment best practices.
• Experience in supply chain, manufacturing, planning, logistics, inventory management, procurement, or quality systems.
• Knowledge of SAP integrations and AI application deployment in operational environments.

Culture & Benefits

• Remote home-office work arrangement.
• Collaboration with colleagues across more than 25 countries.
• Company benefits are available as part of the Brazil careers program.

Hiring process

• Present an assessment during the selection process.
• Support is available for obtaining the assessment if needed.