Skip to content

Debugging AI Products: From Data Leakage to Evals with Hamel Husain

October 2, 2025 · 1 h 27 min

Show notes

Guest: Hamel Husain

AI products and problems discussed:

Resources & Links

Chapters: 00:00 Introduction to Hamel Hussein 00:34 Challenges in AI Consulting 02:00 Machine Learning Fundamentals 04:47 Debugging Machine Learning Models 05:00 Case Study: Airbnb's Guest Growth 08:51 Understanding Machine Learning Models 18:35 Introduction to Nurture Boss 25:40 Building AI Products with Synthetic Data 41:20 Connecting Machine Learning to Error Analysis 42:28 Real-World Example: Text Message Errors 44:15 Prioritizing and Documenting Errors 45:59 Continuous Improvement and Iteration 58:08 Using Synthetic Data for Evaluation 01:08:42 Avoiding Overfitting in Evaluations 01:19:28 Practical Tips for Error Analysis 01:25:10 Final Thoughts and Resources

All episodes of Just Now Possible

Settings

Display

Language

Decides which stations you see first on the home page.

History

Recently played stations and episodes and your latest searches are only stored in this browser.

Notifications

A short notice when a podcast you follow has a new episode. Turn off single podcasts with the bell on their page.

Account

Save favorites – in the app and on the website.

Keyboard shortcuts

/
Open search
Space
Play or pause
← →
In the player: back 15 s, forward 30 s (episodes) · in a row: next tile
↑ ↓
In a row: target within the tile
Home / End
In a row: first or last tile
Esc
Close window or menu
?
This overview
Now playing

Go to station page

Play next

    Add episodes with “Play next” – they play after the current episode.