Head of Content and Course Design
EF Education First Teachers
Lead K–12 curriculum development and course production at Efekta Education, overseeing digital and print learning workflows across international markets.
Open
Sistema Fibra is a Brasília-based civic organization that supports Brazil’s industrial sector and entrepreneurial ecosystem. Through representation, education, professional training, and institutional support, it brings together organizations such as Sesi, Senai, and IEL to strengthen industry, develop talent, and improve opportunities for workforce and business growth.
PhD Research Fellow – GraphRAG and AI Agents (Remote, Brazil)
Conduct doctoral research on GraphRAG, RAG, and intelligent agents while developing prototypes and response-evaluation methods for an innovation project at the Itaú Institute of Science, Technology and Innovation.
Description
- Assess hybrid search and semantic retrieval approaches
- Investigate enterprise applications of GraphRAG
- Build an experimental semantic MCP prototype
- Establish grounding, traceability, and evaluation methods for intelligent-agent responses
- Support an innovation initiative at the Itaú Institute of Science, Technology and Innovation in partnership with Inova Talentos
Requirements
- Doctorate in Computer Science, Engineering, Applied Mathematics, or a related discipline
- Familiarity with large language models (LLMs)
- Understanding of retrieval-augmented generation (RAG)
- Understanding of GraphRAG
- Knowledge of AI agents
- Knowledge of the Model Context Protocol (MCP)
- Knowledge of intelligent-response evaluation
- Understanding of grounding and AI safety
- Ability to work 40 hours per week
- Prior GraphRAG experience is preferred
- Familiarity with intelligent-agent frameworks, MCP, generative-AI evaluation, explainability, and Responsible AI is preferred
Benefits
- Research fellowship paying BRL 11,000 per month
- Remote work arrangement
- 40-hour workweek
- 12-month fellowship term
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