Built In is seeking an Applied AI Engineer to design and build autonomous systems that power its product suite. The ideal candidate has experience shipping production agentic systems and has expertise in AI orchestration, multi-agent systems, and serverless architectures.
Requirements
- Deep experience designing and shipping autonomous systems using patterns like ReAct, Planning, Reflection, and Multi-Agent Orchestration.
- Expert-level implementation experience with frontier model APIs from OpenAI, Google, and Perplexity.
- Strong proficiency in Python for AI orchestration, plus working knowledge of C# /.NET.
- Practical experience deploying and operating serverless architectures on AWS (Lambda, Step Functions, EventBridge) for high-frequency, agentic workloads.
- Experience building custom evaluation frameworks (LLM-as-a-Judge, trace-based testing, regression suites) to maintain and improve agent output quality over time.
Benefits
- Flexible work structure
- Opportunities for leadership and technical ownership in AI development
- Competitive salary and benefits package