AI / LLM Engineer

About the role

Zakaa, a Lebanon-based AI solutions company focused on intelligent, scalable systems that automate business operations, is hiring an AI / LLM Engineer in Beirut. The role covers developing, integrating, optimizing and maintaining AI-powered applications and autonomous agents within Zakaa's ecosystem. It is a full-time, on-site position requiring close collaboration with the development team.

Key responsibilities

• Integrate large language models (LLMs) with internal systems, databases and third-party APIs
• Develop reliable tool-calling and function-execution mechanisms
• Improve AI accuracy, response quality, latency, reliability and cost efficiency
• Design evaluation frameworks and implement automated testing and monitoring systems
• Identify AI limitations and develop solutions to improve overall system performance

Required profile

• Ability to independently investigate technical challenges, propose improvements and take ownership of AI development from implementation through production
• Strong problem-solving skills and ability to collaborate with a technical team

Required skills

• Strong Python and hands-on experience with LLMs in production applications
• RAG, embeddings and vector databases
• REST API integration and tool-calling with validation and error handling
• AI evaluation, automated testing, hallucination mitigation and failure handling
• Git, Docker, debugging and software development best practices
• Preferred: Meta APIs (WhatsApp Business, Instagram, Facebook), LangGraph/LangChain, OpenAI APIs, multilingual systems (Arabic, Arabizi, French, English), AI agent architectures, cloud deployment and scaling