Eugene Yan

“Eugene Yan” delves into the intricacies of architecting enterprise-level systems with a focus on knowledge base infrastructure, generative AI, and data augmentation for machine learning. The content explores the challenges of static data in a dynamic world, the importance of understanding over indexing, and the necessity of contextual precision in AI applications. By leveraging technologies like Spark, EMR on EKS, Airflow 3, and vector embeddings, the document emphasizes the need for fault-tolerant, secure, and responsive systems that go beyond traditional approaches to data processing and analysis.

2025 Year in Review

 Eugene Yan

An eventful year of progress in health and career, while making time for travel and reflection.

📚 Read more at Eugene Yan
🔎 Find similar documents

Product Evals in Three Simple Steps

 Eugene Yan

Label some data, align LLM-evaluators, and run the eval harness with each change.

📚 Read more at Eugene Yan
🔎 Find similar documents

Advice for New Principal Tech ICs (i.e., Notes to Myself)

 Eugene Yan

Based on what I've learned from role models and mentors in Amazon

📚 Read more at Eugene Yan
🔎 Find similar documents

How to Train an LLM-Recommender Hybrid that Speaks English & Item IDs

 Eugene Yan

Semantic IDs and the convergence of recsys, search, and chat.

📚 Read more at Eugene Yan
🔎 Find similar documents

Evals for Long-Context Question & Answer Systems

 Eugene Yan

Key metrics, creating datasets, eval methodology, and example benchmarks.

📚 Read more at Eugene Yan
🔎 Find similar documents

AI Engineer 2025 - Improving RecSys & Search with LLM techniques

 Eugene Yan

Recsys & search are converging with LLMs via semantic IDs, data augmentation, and unified foundation models.

📚 Read more at Eugene Yan
🔎 Find similar documents

Qualities and Behaviors of Exceptional Leaders

 Eugene Yan

What makes a good leader? What do good leaders do? And wartime vs. peacetime leaders.

📚 Read more at Eugene Yan
🔎 Find similar documents

Building News Agents with MCP, Amazon Q CLI, and tmux

 Eugene Yan

Automating my daily news flash via agentic workflows with Amazon Q CLI and MCPs

📚 Read more at Eugene Yan
🔎 Find similar documents

Stop Blaming the LLM-as-Judge; Fix Your Process Instead

 Eugene Yan

Applying the scientific method, building via eval-driven development, and monitoring AI output.

📚 Read more at Eugene Yan
🔎 Find similar documents

Frequently Asked Questions On My Writing Process

 Eugene Yan

How I started, why I write, who I write for, how I write, and more.

📚 Read more at Eugene Yan
🔎 Find similar documents

Frequently Asked Questions about My Writing Process

 Eugene Yan

How I started, why I write, who I write for, how I write, and more.

📚 Read more at Eugene Yan
🔎 Find similar documents

NVIDIA GTC - Building LLM-Powered Applications

 Eugene Yan

Chip Huyen and I share what we've learned, best practices, and insights at NVIDIA GTC 2025.

📚 Read more at Eugene Yan
🔎 Find similar documents