WeAreDevelopers Logo WeAreDevelopers
Sign in
For You LIVE
Perfomance & AI Day • Nov 27, 2025

AI is an Electric Bike for the Brain - Stoyan Stefanov

Stoyan Stefanov argues AI is an electric bike for developers, flawlessly accelerating prototyping and research. Find out why this performance expert outright refuses to ship AI-generated code to production.

Pause
Mute Enter Fullscreen
#1 about 6 min

Analyzing performance in automatically generated code

Evaluating the rendering and layout calculations of a font inspector created with an AI code generation tool.

#2 about 5 min

Navigating the stages of AI grief and adoption

How developers transition from initial denial and panic to embracing artificial intelligence for enhanced productivity.

#3 about 4 min

Integrating AI into web performance engineering workflows

Utilizing language models to rapidly create isolated test pages and generate research ideas without modifying production application behavior.

#4 about 3 min

Building greenfield projects with AI code generation

Accelerating exploratory development and feature implementation in a vanilla JavaScript music notation application.

#5 about 6 min

Exploring browser integration with the model context protocol

Allowing language models to directly analyze layout shifts and performance regressions within the development environment using standard testing protocols.

#6 about 5 min

Overcoming AI hallucinations and restrictive content guardrails

Why general language models temporarily struggle with accurate performance audits and how strict constraints motivate building custom infrastructure.

#7 about 6 min

Sourcing training data for predicting web page speeds

Extracting relevant performance metrics and tabular properties from the HTTP Archive dataset to evaluate real user experiences.

#8 about 6 min

Training a gradient boosting regression model in Python

Creating a decision tree that predicts targeted performance metrics by iteratively analyzing tabular feature splits.

#9 about 6 min

Evaluating page performance using customized ML prediction models

Applying a bespoke prediction model and game theory simulations to determine which code features impact page rendering times the most.

#10 about 3 min

Assessing the future of AI in web performance optimization

Why domain expertise remains essential for evaluating automated performance suggestions and manually curating machine learning training data.

Matching moments

5:16 min

Motivations for adopting AI to enhance developer productivity

1:55 min

Shifting developer workloads and realistic AI productivity gains

Chris Heilmann Chris Heilmann +2 · LIVE

2:46 min

Generating real-time website performance traces with AI

Suchitra Swain Suchitra Swain · World Congress 2026 Europe

4:28 min

Exploring artificial intelligence as a solution for web accessibility

Chris Heilmann Chris Heilmann +2 · LIVE

4:40 min

Using AI to rapidly prototype intuitive application features

Artur Ortega · A11y + AI

1:30 min

Accelerating coding workflows with AI code generation tools

Meta Atamel +1 · Coffee With Developers

More from Perfomance & AI Day

Boost Productivity with AI: Figma & Playwright MCP Workflows - Aris Markogiannakis thumbnail
45:48
11 months ago

Boost Productivity with AI: Figma & Playwright MCP Workflows - Aris Markogiannakis

Fireside Chat: AI and Sustainability - Thorsten Jonas thumbnail
50:07
11 months ago

Fireside Chat: AI and Sustainability - Thorsten Jonas

Generate AI in the Browser with Chrome AI - Raymond Camden thumbnail
36:41
11 months ago

Generate AI in the Browser with Chrome AI - Raymond Camden

Raymond Camden

Upcoming sessions on this topic

Open session

Build a Zero-Cost AI Agent in Your Browser

  • Aishwarya Mathuria

    Adobe

    Computer Scientist

  • Nishant Thakur

    Adobe

    Senior Computer Scientist

Open session

AI Is the Easy Part: Why Faster Engineers Don't Make Faster Businesses

  • Bharat Sharma

    Booking

    Senior Engineering Manager

Open session

Teaching AI Coding Agents to Build It Right the First Time

  • Sajeetharan Sinnathurai

    Microsoft

    Principal Product Manager

Open session

What If AI Helps Us Build the Wrong Product Faster?

  • Sekhar Burra

    Sain Innovation

    CEO

Open session

Beware of Strangers Bearing Code: Open Source Trust in the Agent Era

  • Vikram Vaswani

    Consultant

Open session

How is SWE & EM roles are changing in the age of AI

  • Amol Sharma

    Stripe

    Engineering Manager

Related videos

WeAreDevelopers LIVE - Web Performance in an AI World thumbnail
1:07:59
LIVE • 3 months ago

WeAreDevelopers LIVE - Web Performance in an AI World

Chris Heilmann, Daniel Cranney

It's Not Vibe Coding If You Know What You're Doing thumbnail
26:43
World Congress 2026 Europe • 3 months ago

It's Not Vibe Coding If You Know What You're Doing

Jeff Blankenburg

It's Not Vibe Coding If You Know What You're Doing thumbnail
21:25
World Congress 2026 North America • 22 days ago

It's Not Vibe Coding If You Know What You're Doing

Sean O'Dell, Jeff Blankenburg

AI in the Open and in Browsers - Tarek Ziadé thumbnail
53:54
Coffee With Developers • 9 months ago

AI in the Open and in Browsers - Tarek Ziadé

Tarek Ziadé

Exploring the Future of Web AI with Google thumbnail
33:51
Coffee With Developers • over 1 year ago

Exploring the Future of Web AI with Google

Thomas Steiner

Developer Productivity Using AI Tools and Services - Ryan J Salva thumbnail
59:16
Coffee With Developers • over 1 year ago

Developer Productivity Using AI Tools and Services - Ryan J Salva

Ryan J Salva

Related articles

From learning to earning

Jobs that call for the skills explored in this talk.