Lead AI Agent Engineer

Improving; Dallas, Northern (TX, KY); Hybrid; USD 140,000 - 210,000; Full time

Job summary

Improving is seeking a senior AI engineer to design and ship agent architectures and lead cross-functional initiatives across product, research, and engineering. You will work with a range of models and tool-calling patterns to create reliable, scalable agent solutions.

You will design prompts, review system architecture, and mentor teammates while ensuring high quality and rapid delivery in a fast-paced environment.

Qualifications

• Deep, hands-on experience building AI agents in production
• Strong understanding of LLM capabilities across multiple models
• Expertise in prompt engineering and working with tool-use/function calling
• Proven ability to architect systems that are reliable, maintainable, and performant at scale
• Staff-level impact: You have led significant technical initiatives and elevated team capabilities
• Experience with multi-step reasoning, chain-of-thought patterns, or complex agent workflows
• Familiarity with evaluation frameworks for agentic systems
• Background in developer tools, productivity platforms, or engineering analytics
• Understanding of the practical tradeoffs in production agentic systems

Responsibilities

• Design and build AI agent architectures that interact with development tools, codebases, and team workflows in meaningful ways
• Work extensively with LLM APIs to understand their capabilities, limitations, and optimal application patterns
• Drive agent quality and reliability through systematic testing, safety mechanisms, and feedback loops with real users
• Own the developer experience of agentic interactions-making complex AI capabilities feel natural and trustworthy
• Lead technical decision-making on agent patterns, model selection, and integration approaches
• Mentor and raise the bar across the team through code review, architecture guidance, and knowledge sharing

Skills

AI agent architectures

LLM capabilities

Prompt engineering

System architecture

Staff-level impact

Tools

Claude

Gemini

Llama

Tool calling

LLM APIs

Job description

Improving is seeking a senior AI engineer to design and ship agent architectures and lead cross-functional initiatives across product, research, and engineering. You will work with a range of models and tool-calling patterns to create reliable, scalable agent solutions.

You will design prompts, review system architecture, and mentor teammates while ensuring high quality and rapid delivery in a fast-paced environment.