How Autosuggest Ranking Works
You typed three letters and got a hundred matches. How does search decide which ten to show first?
16 min read
Engineering · Writing · Cooking
Nick
Karnik.
Nearly three decades of building software across search engines, disease models, data platforms, and AI tools. Today I build and optimize search, AI and data systems end to end. Outside work: cooking, cocktails, travel, and games with my three kids.
Projects
micdrop →
Find karaoke, trivia and bar nights near you.
ScrubBot →
Deterministic data cleaning for records, text and documents: same input, same output, every edit logged.
Recent writing
All essays →Is Your Model Good Enough? Precision vs Recall
Learn why accuracy is a trap, and how precision and recall reveal what really matters when evaluating machine learning models.
7 min read
How Computers Get Compromised Today
An overview of how the attack surface has evolved in modern computing, and the ways computers and accounts get compromised today.
17 min read
Work
AI and Developer Tools
Built Gemini Code Assist at Google. Writing about what I learned building it.
Search and Relevance
Six years on Bing search at Microsoft. A patent. A lot of labeled data.
Making Things
Currently building new tools. Making games with my three kids. Always something cooking.
Engineering Leadership
Led and hired teams at Google, Microsoft, Tableau (Salesforce), and T-Mobile. Now a hands-on tech lead building product at PitchBook (Morningstar).