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9/2/2025

Online

React Universe Conf 2025

Date

Tuesday, September 2, 2025

Time

Location

Wroclaw, Poland

Online

React Universe Conf 2025

React Universe Conf unites developers and leaders to explore trends, share insights, and push the limits of React and React Native.

Date

02 September 2025

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04 September 2025

Time

Location

Wroclaw, Poland

Online

React Universe Conf 2025

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Organizer

Organizer

Presented

Callstack

@

Callstack

Speakers

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Featuring

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React Universe Conf 2025 took place on Sept 2-4, 2025. Watch all the talks and live streams recordings on the playlist above.

The conference is where developers and thought leaders come together to explore the latest trends, exchange insights, and push the boundaries of what's possible with React and React Native. Experience in-depth discussions on full-stack development with React and get practical insights on cross-platform app development with React Native. Explore the tools, techniques, and best practices not to be heard elsewhere.

Need help with React or React Native projects?

We support teams building scalable apps with React and React Native.

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React Universe Conf 2025

React Universe Conf unites developers and leaders to explore trends, share insights, and push the limits of React and React Native.

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Insights

Learn more about React Native

Here's everything we published recently on this topic.

Bringing CSS Clipping to React Native

A deep look at how a single CSS feature moves through React Native’s New Architecture, from JavaScript styles to native rendering on iOS and Android.

Live Activities and Widgets with React: Say Hello to Voltra

Voltra lets you build iOS Live Activities and widgets for React Native using JSX instead of Swift.

React Native Wrapped 2025: A Month-by-Month Recap of The Year

Seven major React Native releases in 2025, React Native turns 10, the New Architecture becomes the default, and 1.0 moves into view. A recap of 2025’s biggest RN updates.

How to Cleanly Swap Between React Native Storybook 10 and Your App

Set up React Native Storybook 10 with Expo or the Community CLI. Learn configuration steps, updated tools and a simple workflow for toggling Storybook.

Deep Links With Authentication in React Navigation

Learn various approaches to how to make deep links work when the screen is behind authentication in React Navigation.

Bridging Animated.Value and SharedValue in React Native

Animated.Value and Reanimated’s SharedValue don’t interoperate, making it hard to mix components across libraries. This article explains why and shows how to connect them natively without relying on the JavaScript thread.

React And React Native: The Year Kick-Off

Start the year with a React and React Native ecosystem catch-up, live coding, and practical insights from Callstack engineers.

React Native 0.83: A Stability-Focused Release With Surprisingly Big Quality-of-Life Wins

Join Łukasz Kewin for a walkthrough of React Native 0.83, recent ecosystem news, and hands-on demos.

React Conf 2025

We’re thrilled to announce that Callstack is once again co-hosting React Conf 2025 with Meta!

It's Not New: How 'The Architecture' Unlocks React Native's Future

Riccardo Cipolleschi (Meta) explains why the New Architecture is now just The Architecture and how it serves as the foundation for concurrent rendering, DOM APIs, and Hermes V1.

State Management in React Native

Get a broader perspective on state management in React Native by listening to our experts discuss libraries like Redux, Mobx, XState, and Jotai.

React Native New Architecture

Join Nicola Corti and Łukasz Chludziński as they discuss all about React Native's new architecture.

February 10, 2026

What Is the React Native AI SDK? A Complete Intro & Quickstart

Learn why on-device AI matters for React Native apps, how local LLMs behave offline, and what problems React Native AI is designed to solve from day one.

January 29, 2026

Implementing an Android TurboModule with Kotlin

Learn how to implement a React Native TurboModule on Android, from the TypeScript spec and Codegen to the Kotlin implementation and package registration.

January 19, 2026

Working with Different Threads in Swift TurboModules

Learn how JavaScript, native module, background, and main threads interact in React Native TurboModules, and how to use GCD queues to run async work safely in Swift.

January 9, 2026

How to Add Type-Safe Constants to Swift TurboModules

Learn how to expose typed, immutable constants from a Swift TurboModule using Codegen, and get full end-to-end type safety between native and JavaScript.

December 30, 2025

Adding Event Emitters to Your TurboModule in Swift

Learn how to emit native events from a Swift TurboModule and subscribe to them in JavaScript, including proper memory management and Codegen integration.

December 22, 2025

Writing Your First TurboModule in Swift

Learn how to build a fully working TurboModule in Swift, integrate it with Codegen, and bridge it through Objective‑C inside an Expo app.

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React Native

We can help you move
it forward!

At Callstack, we work with companies big and small, pushing React Native everyday.

Check our offer

React Native Performance Optimization

Improve React Native apps speed and efficiency through targeted performance enhancements.

New Architecture Migration

Safely migrate to React Native’s New Architecture to unlock better performance, new capabilities, and future-proof releases.

Code Sharing

Implement effective code-sharing strategies across all platforms to accelerate shipping and reduce code duplication.

Mobile App Development

Launch on both Android and iOS with single codebase, keeping high-performance and platform-specific UX.