React Native Performance Optimization & March Community Updates

This edition focuses on optimizing React Native and web3 app performance. Let's dive into the latest guide, gear up for an exclusive meetup, and explore securing apps with native crypto libraries in our featured article.

Get Your Ultimate Guide to React Native Optimization

Do you already have your free copy of the guide? Just in case you missed it: we recently published a new edition - The Ultimate Guide to React Native Optimization is your go-to source for the latest strategies and tools, offering a wealth of insights to confidently tackle performance challenges.

Check new sections on React Native Skia, state management, React Forget, enhanced debugging experiences, and prewarm for iOS. Uncover best practices for optimizing your React Native apps in 2024 and gain practical advice to elevate app performance.

Download the guide

Join Us at San Francisco Meetup

On April 11 in San Francisco, we hold The Ultimate Guide to React Native Optimization on Tour meetup. Don't miss out on this chance to deepen your understanding of React Native optimization and network with the best in the field. Save your spot now, and we'll confirm your attendance in advance.

Ensure Better Security and Performance of Your Application

In our latest article, Thiago Brezinski addresses the challenges of using crypto libraries in React Native, emphasizing the need for native implementations. Check the article to learn about the potential security risks and performance issues associated with common polyfilling practices.

Discover the recommended solution - leveraging modern native implementations like 'react-native-get-random-values' for

• enhanced security,
• better performance,
• smaller bundle sizes in web3 apps.

Read the article

Meet First Speakers at React Universe Conf

We already know who is going to speak at our conference this year 🥳 Meet Monica Restrepo, Kent C. Dodds, Evan Bacon, Fernando Rojo, and Marc Rousavy! Head over to the React Universe Conf website for more details. Our CFP is open so you can become our speaker too! Submit your talk proposal by March 22.

What's Up In The Community?

The tech landscape is changing fast. To help you stay on top of the game, our Technology Team has picked top news, releases, and stories from the world of React and React Native.

New Tools & Releases

• The first Release Candidate for React Native 0.74, RC 0, has been pre-released. Follow the changes and status here.
• React Native visionOS 0.73.6 is out, featuring significant updates. The release includes the new WindowManager API for efficient multi-window management, enhanced XR API functionality allowing prop passing, and the HoverEffect prop transformed into cursor: pointer.
• Server-driven UI is a popular concept for big companies with lots of content inside their apps. Yet there's not too much of this know-how available to the public. Eric Vicenti shares his work on bringing a server-driven template engine to the masses by open-sourcing this repository.
• react-native-live-markdown came out recently. It's a cross-platform markdown editor, which is a drop-in replacement for TextInput/, and provides fully native experiences such as autocomplete, selection, and spellcheck. It's universally compatible, working seamlessly on Android, iOS, and the web, with upcoming support for visionOS and macOS.
• In its latest release, React Native Storybook 7 introduces several enhancements for React Native users, aligning with core Storybook 7.6. The update ensures compatibility with Storybook 7, improves support for Component Story Format 3, adopts a TypeScript-first configuration, and automates story loading for efficiency.
• Our AI team released a handy small tool to query GPT-4 or models available on Perplexity through a command line interface. Type "ai," set up your API key, and access powerful LLMs through the terminal.
• Szymon's article covers the new react-strict-dom package, available here. It takes you on a journey through the package's history and provides a brief guide on navigating the repository.

Other Tech News

• The React team gives us a peek into their current projects in their latest blog post. React Forget is now React Compiler and is actively being used on instagram. com. The update covers various topics, including Actions, Asset Loading, a glimpse at React 19, and more.
• React Native 0.75 will turn on the New Architecture by default on both iOS and Android. It's still possible to opt out from it. Find out more here.
• The Fireship YouTube channel recently posted a 100-second introduction to Expo development. It's a big milestone for the Expo team!
• The TC39 process reaches a new stage: 2.7. It's essentially what 3 used to be, but now 3 has extra testing requirements. If you see a proposal advancing to 2.7, there's a good chance it will become a standard soon.
• Deno is launching a new JavaScript package registry, an alternative to npm. Find out more about it here.
• RFC0759 - React Native Frameworks: The React Native core team, along with community partners, specifies the React Native project's responsibilities. This RFC covers aspects such as defining the framework surrounding React Native, outlining the concept of the Out of Tree platform, discussing the future of the React Native Community CLI, and addressing other related matters.

Tech Leadership Insights

As a tech leader, you already have too much on your plate. That's why we've curated a digestible portion of recent insights at the intersection of business and tech.

• In a conversation with CIO.com, David Rogers outlines reasons for the failure of digital transformation strategies and sheds light on creating and implementing a successful roadmap for resilience amid ongoing disruptions.
• This article advises on choosing the right developer metrics tool to boost engineering team performance. It emphasizes the pitfalls to avoid, including overlooking integrations, neglecting stakeholders outside the engineering team, being too tactical, focusing solely on performance, and assuming no need for support.
• Nicola Ballotta takes a deep dive into engineering metrics and their relation to productivity, their history, and how to use them for maximum results. The article comes with one important disclaimer, though: don't rely 100% on metrics because you can't really measure everything about your team.
• Can you grow further as an engineering manager? Of course, you can, even if it seems unlikely. Here you can learn about the Skills-Opportunity Paradox and six growth patterns you can choose from as a tech leader.
• As a leader, you'll encounter frustrated engineers facing career roadblocks. This article suggests a growth framework focusing on technical skills, relationships, and influence at various career stages. Emphasizing proactive communication and a strategic approach, he guides navigating challenges for career progression.