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Unison GroupKuala Lumpur, Malaysia

AI Engineer (GenAI / RAG / LangGraph / Python)

Posted 3mo agoML & AI Engineer

Description

  • We are looking for a highly skilled
  • AI Engineer with strong expertise in Generative AI, Prompt Engineering, Retrieval-Augmented Generation (RAG), LangGraph, Elastic Knowledge, and Python. The ideal candidate should have experience designing, developing, and deploying enterprise-grade AI applications powered by Large Language Models (LLMs) and modern AI frameworks.
  • The candidate should be capable of building intelligent AI agents, orchestrating complex workflows using LangGraph, integrating enterprise knowledge bases, and developing scalable GenAI solutions for business use cases.

Key Responsibilities

  • Design and develop enterprise Generative AI applications using Python.
  • Build and optimize Retrieval-Augmented Generation (RAG) pipelines for knowledge retrieval.
  • Develop AI workflows and multi-agent systems using LangGraph.
  • Create effective prompts and prompt templates for various LLM use cases.
  • Integrate enterprise knowledge repositories using Elastic Knowledge or Elasticsearch-based knowledge systems.
  • Develop intelligent AI assistants, chatbots, and agentic AI solutions.
  • Connect LLMs with enterprise APIs, databases, and document repositories.
  • Optimize retrieval quality, context management, and response accuracy.
  • Implement vector search and semantic search capabilities.
  • Evaluate, fine-tune, and monitor LLM performance.
  • Collaborate with business stakeholders to understand AI use cases and translate them into technical solutions.
  • Follow AI governance, security, and responsible AI best practices.

Required Skills

  • Strong Python programming experience.
  • Hands-on experience with LangGraph
  • Strong knowledge of Retrieval-Augmented Generation (RAG)
  • Experience with Prompt Engineering and prompt optimization.

Experience developing applications using

  • Generative AI technologies.
  • Knowledge of Elastic Knowledge / Elasticsearch for enterprise search and knowledge retrieval.
  • Experience with LangChain ecosystem.
  • Experience integrating OpenAI, Azure OpenAI, Anthropic Claude, Gemini, or similar LLMs.
  • Knowledge of vector databases such as Pinecone, Chroma, FAISS, Weaviate, or Milvus.
  • Experience building AI agents and multi-step workflows.
  • Strong understanding of REST APIs and microservices.
  • Familiarity with Git, Docker, and CI/CD pipelines.