💼 Full-Time Position

Data Scientist

🏢
RayAI Inc.
📍 cape town, western cape, South-Africa
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Location
cape town, South-Africa
📅
Posted
May 24, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

We are seeking a highly skilled Data Scientist with deep expertise in modern AI/ML systems, including LLMs, multimodal models, fine-tuning techniques, and advanced retrieval architectures. In this role, you will design, prototype, and deploy AI-powered solutions that leverage state-of-the‑art language, vision, and agentic frameworks. You will work closely with engineering, product, and research professionals across the US and Europe to bring cutting‑edge AI capabilities into production environments.

Responsibilities

  • Design, build, and optimize LLM-powered systems using OpenAI, Anthropic, and open-source/local model families.

  • Architect and implement RAG pipelines, including hybrid search, query rewriting, prompt optimization, and reranking strategies.

  • Develop and maintain vector database infrastructures (Pinecone, Weaviate, Qdrant) for large-scale embedding storage and fast retrieval.

  • Train, evaluate,...