AI Agent Engineer

About the role

H2 Games combines creativity, technology and data to drive user growth, exploring emerging AI technologies to build growth products and scalable platform capabilities. As an AI Agent Engineer you will work closely with product, creative, data and engineering partners to turn new ideas into practical product capabilities.

Key responsibilities

• Design, develop and maintain AI Agent applications and platforms, focusing on scalability, reliability and practical business use.
• Build and optimise AI Agent workflows, including task planning, orchestration, tool calling, context management and integration with internal and external systems.
• Develop and maintain backend services and APIs supporting AI Agent capabilities and automated workflows.
• Integrate LLM capabilities into existing business systems, turning complex requirements into practical AI-powered solutions.
• Design evaluation, monitoring and debugging mechanisms to continuously improve agent performance, accuracy and reliability.
• Collaborate with product, engineering and other teams to explore new AI applications and apply engineering best practices for performance, code quality, security and maintainability.

Required profile

• Bachelor's degree in Computer Science, Software Engineering, Artificial Intelligence or a related field.
• Hands-on experience designing and developing LLM-based AI Agents, including task orchestration, tool/function calling and API integration.
• Strong problem-solving skills and the ability to turn business requirements into scalable, reliable technical solutions.
• Proficiency in both English and Chinese.

Required skills

• Python or Golang, with solid backend development and system architecture knowledge.
• Familiarity with AI Agent frameworks such as LangChain, LangGraph, AutoGen or CrewAI.
• LLM application development, including prompt engineering, RAG, context management and structured outputs.
• Databases, caching and middleware such as MySQL, Redis, message queues or Elasticsearch.
• Familiarity with AI-assisted development tools.