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By Addy Osmani and Hassan Djirdeh

Code Smart, Scale Fast, Conquer Challenges

Learn tools and techniques to build and maintain large-scale React web applications.

Or  for free.
Building Large Scale Web Apps: A React Field Guide. By Addy Osmani and Hassan Djirdeh

“Building Large Scale Web Apps” is a toolkit to managing large-scale React applications.

React as a library allows you to start building user interfaces quickly and easily. But how do things scale as an application grows? How do you ensure that your codebase remains manageable, your performance metrics stay on point, and your team continues to work cohesively as the project evolves?

In this book, you'll uncover strategies that industry professionals use to build scalable, performant, and maintainable React applications, all without becoming overwhelmed by complexity.

Together, we've spent well over two decades building within or consulting for

The Google logo.
The Doordash logo.
The Instacart logo.
The Netflix logo.
The X logo.
The YouTube logo.
The Shopify logo.
The Ebay logo.

The title (often searched with the "free" suffix) refers to a popular Japanese manga/comic—specifically a "work" often hosted on platforms like DLsite —that explores the delicate relationship between a supportive sibling and a sister struggling with school refusal (futōkō).

The "Final Free" aspect implies this is the concluding arc where the player must make the ultimate decision: help Emi return to society, or accept her lifestyle and create a new life together within the home.

Plots usually revolve around small victories, like getting the sibling to eat breakfast, talk about their anxiety, or step outside the house. Key Themes Explored in the Finale

The school called four times today. I let it go to voicemail. What was I supposed to say? Sorry, my sister has decided that the fluorescent lights and the whispering in the hallways are actual physical torture?

Attending school strictly for morning classes and completing the rest online. Long-Term Outlook: When to Pivot

, was once the same until three months ago, when she suddenly stopped going to school. She hasn't left her room since, and their parents are at their wits' end.

That was the moment the cage door opened. Not for Chloe. For all of us.

Lower the temperature. Stop treating every morning as a battlefield. Empathy must take precedence over attendance. Acknowledge her pain without judgment. Week 2: Establishing a Safe Base at Home

Purchase the and advanced reference books. Transition into cooking for your sister regularly rather than making her cook. Start introducing study sessions. Days 21–30 Maximize Relationship & Final Stretch

The emotional webtoon and web novel communities frequently rally around stories of family, mental health, and healing. One title that has captured the hearts of readers globally is "30 Days with My School-Refusing Sister." Blending raw psychological struggles with the comforting power of sibling bonds, this poignant story has sparked intense discussions across forums, social media, and reading platforms.

Some other things!

Descriptive content, continous updates, and soundbites from industry professionals.

Descriptive, not prescriptive

When explaining content, we follow a descriptive approach, not prescriptive. In other words, we don’t tell you what specific tools or libraries you have to use to be successful. Rather, we focus on explaining a concept and employ certain libraries or tools to illustrate that concept.

React-focused with universal concepts

While the book is React-focused, it teaches universal concepts that transcend all web development frameworks. It's designed to enhance your understanding of building web applications that are scalable, maintainable, and adaptable, regardless of the specific technology stack.

Continous, frequent updates

Purchasing the e-book gives you access to all new content, edits, and improvements forever. In fact, we're currently working on adding three new chapters soon — Routing, User-centric API design, and React in 2024. Check out the Changelog to follow along on all the updates we'll make.

Soundbites from industry professionals

In the book, we share soundbites and thoughts from industry professionals. These soundbites are shared from start-up owners and software engineers who work at Doordash, Netflix, Spotify, and more.

Back cover of physical book
Front cover of physical book
Back cover of physical book
Contents of physical book

Industry nuggets

Nuggets of wisdom from industry professionals

Jem Young

Maxi Ferreira

Emma Bostian

Zeno Rocha

Francine Navarro

Jeffrey Peng

And others!

30 Days With My Schoolrefusing Sister Final Free !exclusive!

The title (often searched with the "free" suffix) refers to a popular Japanese manga/comic—specifically a "work" often hosted on platforms like DLsite —that explores the delicate relationship between a supportive sibling and a sister struggling with school refusal (futōkō).

The "Final Free" aspect implies this is the concluding arc where the player must make the ultimate decision: help Emi return to society, or accept her lifestyle and create a new life together within the home.

Plots usually revolve around small victories, like getting the sibling to eat breakfast, talk about their anxiety, or step outside the house. Key Themes Explored in the Finale 30 days with my schoolrefusing sister final free

The school called four times today. I let it go to voicemail. What was I supposed to say? Sorry, my sister has decided that the fluorescent lights and the whispering in the hallways are actual physical torture?

Attending school strictly for morning classes and completing the rest online. Long-Term Outlook: When to Pivot The title (often searched with the "free" suffix)

, was once the same until three months ago, when she suddenly stopped going to school. She hasn't left her room since, and their parents are at their wits' end.

That was the moment the cage door opened. Not for Chloe. For all of us. Key Themes Explored in the Finale The school

Lower the temperature. Stop treating every morning as a battlefield. Empathy must take precedence over attendance. Acknowledge her pain without judgment. Week 2: Establishing a Safe Base at Home

Purchase the and advanced reference books. Transition into cooking for your sister regularly rather than making her cook. Start introducing study sessions. Days 21–30 Maximize Relationship & Final Stretch

The emotional webtoon and web novel communities frequently rally around stories of family, mental health, and healing. One title that has captured the hearts of readers globally is "30 Days with My School-Refusing Sister." Blending raw psychological struggles with the comforting power of sibling bonds, this poignant story has sparked intense discussions across forums, social media, and reading platforms.

Who we are

Heyo! We're Addy & Hassan — Engineers & Educators.

Profile picture of Addy Osmani

AddyOsmani

I'm an engineering leader working on Google Chrome and I lead up Chrome's Developer Experience organization, helping reduce the friction for developers to build great user experiences.

HassanDjirdeh

I'm a senior software engineer and have built large production web applications at organizations like Doordash, Instacart, and Shopify.

Profile picture of Addy Osmani

Pick your package

“Building Large Scale Web Apps” is available in either an e-book or as a physical copy.

E-book

Great for digital learners.

$24.99USD

  • 300+ pages
  • PDF or EPub (or both)
  • All future updates
Buy with Leanpub Or buy with Apple Books or Google Play

Physical copy (softcover)

Perfect for hands-on referencers.

$49.99USD

  • 300+ pages
  • Softcover
  • Something to put on your bookshelf
  • Interested in both the e-book and physical copy? Purchase both separately!
Buy Physical Copy

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