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mimi

Senior AI / LLM Engineer

Upwork

US · On-site Full-time Senior 1mo ago

About the role

About

We are seeking a Senior AI Engineer to design and build production-grade LLM systems, including RAG pipelines, multi-step workflows, and scalable inference services. This role focuses on system architecture, performance optimization (latency, cost, accuracy), and reliable deployment of AI-powered applications.

Key Requirements:

  • Strong experience with LLM systems (RAG, embeddings, retrieval, prompt optimization)
  • Ability to design scalable, production-ready AI pipelines
  • Experience with evaluation, hallucination mitigation, and system performance tuning
  • Solid backend skills (Python, APIs, distributed systems, cloud)
  • Proven track record delivering real-world AI systems with measurable impact

Skills

APIsAICloudEmbeddingsLLMPythonRAGRetrieval

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