[Job-00023] Senior AI Engineer, Brazil
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 1d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 1d ago
The date the source published, not the day we noticed it (2026-10-09). Last seen at its source 2h ago.
We have tracked this listing since 9 Oct 2026 (1 days). The employer's own board has carried it every time we have read it, most recently 2 hours ago.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Brazil
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay $96.2k–164.2k/yr
Middle 50% of 15 listings that do state pay — Engineering · Senior · Brazil · USD/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
Lever employer's own board first seen 1d ago · last seen 2h ago
The listing
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 Senior AI Engineer to design and develop AI-powered solutions that combine Large Language Models (LLMs), document intelligence, and full-stack engineering.
In this role, you will build reliable information extraction pipelines, improve the accuracy and traceability of AI-generated results, and contribute to the evolution of a web application. You will work across AI engineering, model evaluation, and front-end development to deliver scalable solutions that meet business requirements and provide a high-quality user experience.
Responsibilities
- Design and develop LLM-powered extraction pipelines using techniques such as multi-call consensus, grounding, and value verification to improve accuracy and reliability.
- Align extracted attributes with the PriCat standard, ensuring data consistency and compatibility with new ERP systems.
- Evaluate and optimize AI models based on accuracy, cost, and latency, using LLM observability tools to monitor and improve performance.
- Develop and integrate AI capabilities using Python, Azure OpenAI, LangChain, and Document Intelligence.
- Build and maintain prompt templates and structured generation workflows using Jinja2.
- Rebuild and enhance the web application based on the Design team's mockups, using Next.js and React.
- Implement user-facing features such as PDF grounding views to improve transparency and help users validate extracted information.
- Support French-speaking users by investigating and resolving issues, delivering fixes, and implementing small features.
- Develop and maintain automated tests to ensure application quality, reliability, and maintainability.
- Collaborate with engineering, design, and business stakeholders to translate requirements into effective AI-powered solutions.
Requirements for this challenge
- Strong experience in software engineering, with a focus on AI engineering and full-stack development.
- Proficiency in Python and experience building AI-powered applications.
- Hands-on experience with Azure OpenAI and Large Language Models (LLMs).
- Experience with LangChain and developing LLM-based workflows or information extraction pipelines.
- Knowledge of document processing, structured data extraction, grounding, and output validation.
- Experience evaluating AI solutions against quality, cost, and latency metrics.
- Familiarity with LLM observability tools, particularly Langfuse.
- Experience with React and Next.js for front-end development.
- Familiarity with Jinja2 or similar template-based approaches.
- Experience implementing automated tests and troubleshooting production applications.
- Strong analytical and problem-solving skills, with attention to data quality and reliability.
- Ability to collaborate with multidisciplinary teams and communicate technical concepts clearly.
Nice to Have
- Experience with Azure AI Document Intelligence or similar document processing technologies.
- Knowledge of LLM evaluation strategies, multi-step extraction, consensus mechanisms, and grounding techniques.
- Experience integrating AI-generated data with ERP systems or enterprise data standards.
- Familiarity with PDF rendering, document annotation, and evidence-based validation interfaces.
- Experience supporting international users or working in multilingual environments.
- Knowledge of AI application monitoring, tracing, and continuous improvement practices.