3h ago
Staff AI Engineer (Data Ontologist)
Brazil
✨ $170k-$250k / yearest.
full-timelead Remoteconsulting
🛠 Tech Stack
💼 About This Role
You'll design and operationalize the semantic foundations that power intelligent AI systems, enabling agents to reason and retrieve effectively. You'll transform fragmented enterprise information into coherent, machine-interpretable context for high-performance agentic systems. This role bridges data, AI, and application layers to drive impactful decision-making.
🎯 What You'll Do
- Design context architectures for AI reasoning over enterprise knowledge.
- Develop and maintain ontologies, schemas, and knowledge representations.
- Optimize context assembly pipelines including retrieval and ranking logic.
- Build knowledge graphs and semantic layers over structured/unstructured data.
📋 Requirements
- 5+ years experience with semantic systems, ontologies, or knowledge graphs.
- Hands-on knowledge representation including taxonomy design and entity-relationship modeling.
- Experience with LLM-based systems in context engineering, RAG, or agentic architectures.
- Deep understanding of embeddings, vector databases, and retrieval strategies.
✨ Nice to Have
- Experience with context graphs and advanced context orchestration for agentic systems.
- Background in information science, knowledge engineering, or ontology design.
- Familiarity with evaluation frameworks for context quality and agent performance.
🎁 Benefits & Perks
- 🌍 Global Innovation Hub: International consultancy at tech forefront.
- ⏰ Flexible Hours: Autonomy over your schedule.
- 🏢 Remote-First: Fully remote within Brazil.
🚩 Heads Up
- Role combines AI Engineering and Data Ontologist, potentially hybrid/unclear focus.
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