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Events

Where we share what we learn

Stay connected with our team through events, talks, and workshops. Check out what’s coming next or browse recordings from past sessions.

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Past events

Explore talks and live streamed events from the past, packed with engineering insights from Callstackers who shape modern cross-platform app development.

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Insight Page
Super Apps
Talk
5/21/2025

Building Universal Super Apps With React & React Native

Discover how to build universal Super Apps using React and React Native. Join Mike Grabowski, CTO at Callstack, as he explores dynamic code delivery, native UI rendering, and how RePack bridges the gap with Module Federation.
Mike Grabowski
Insight Page
Enterprise
Talk
4/24/2025

Native Apps Without a Build Step

Learn how Callstack’s new React Native framework slashes CI times and simplifies enterprise-scale mobile development.
Michał Pierzchala
Insight Page
Performance
Talk
4/24/2025

Tips & Tricks From The Ultimate Guide to React Native Optimization 2025

View flattening, React 19 hooks, real DevTools tips-learn what actually helps your React Native app run faster.
Oskar Kwaśniewski
Insight Page
Performance
Talk
4/24/2025

User-Focused Performance Tracking

Discover how Expensify defines and tracks performance metrics that actually impact user experience.
Tim Golen
Insight Page
React Native
Meetup
4/24/2025

React Universe Meetup: San Francisco

Missed the React Universe Meetup SF? Watch the livestream recording soon, talks on RN performance, optimization, and build-free workflows await.
Oskar Kwaśniewski
Tim Golen
Michał Pierzchala
Mike Grabowski
Insight Page
Cross-Platform
Talk
4/16/2025

Bring Your Favorite Language to React Native

Learn how to integrate native libraries in React Native, without TurboModules. Robert shares a practical approach using WebAssembly and introduces PolyGen.
Robert Pasiński
Insight Page
React Native
Talk
4/16/2025

I Built a File-Based Router for React Native

A deep dive into building a file-based router for React Native using Metro’s hidden APIs, dynamic routing, loading states, and smart hacks included.
Szymon Chmal
Insight Page
Animations
Talk
4/16/2025

How to Make Your React (Native) App Feel Native

How to make your React Native app feel truly native, across iOS, Android, tvOS & more. Dive into best practices, navigation, and react-native-bottom-tabs.
Oskar Kwaśniewski
Insight Page
Testing
Talk
4/1/2025

How to Run E2E Tests on Every PR and Don’t Burn All Your CI Credits

End-to-end tests are notoriously slow and costly, especially in mobile development. This talk introduces new tools and techniques to make E2E testing fast and efficient, so you can run tests on every pull request without draining CI resources.
Michał Pierzchala
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Insights

Your next read or watch starts here

Stay up to date with our latest insights on React, React Native, and cross-platform development from the people who build the technology and scale with it daily.

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Article
12/12/2025

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.
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Article
12/8/2025

Mobile vs. VR: Key Differences in Features, UI, and UX

Explore how VR reshapes layout behavior, typography, spacing, accessibility expectations, and interaction patterns in React Native.
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Article
12/2/2025

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.
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Article
11/25/2025

Integrating Swift Package Manager With React Native Libraries

Learn how to use Swift Package Manager with React Native libraries, including support for both remote and local SPM packages. This guide explains the spm_dependency helper, monorepo workflows, and current limitations.
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Article
11/21/2025

Memory Ownership Models: When JavaScript Meets Native Code

A deep dive into how React Native handles memory when JavaScript and native code share ArrayBuffer data. Learn why async processing can break, how GC affects raw pointers, and the safe patterns for building high-performance native integrations.
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Article
11/20/2025

How to Release a React Native App on the Meta Horizon Store

Learn how to build, submit, and publish your React Native app on the Meta Horizon Store.
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Live Stream
Live Stream
12/11/2025

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.
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Talk
Talk
12/5/2025

The Offline AI: On-Device LLMs in React Native With AI SDK

Learn how to run on-device LLMs in React Native using Vercel’s AI SDK from Michał Pierzchała's talk at DevAI by Data Science Summit.
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Live Stream
Live Stream
12/4/2025

React Native on Meta Quest: What We Learned About Building for VR

See Meta Quest used as a practical dev setup and watch the team build and test React Native features directly inside a VR workspace.
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Podcast
12/9/2025

From Hobby Tool to Default: Expo's Journey and the New App Awards

Jon Samp (Expo) discusses the framework's evolution since becoming the React Native default, the death of the "eject" mentality, and the launch of the Expo App Awards.
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Podcast
12/4/2025

From Static Hermes to Hermes V1: The Road to Default

Nicola Corti (Meta) explains the evolution of Static Hermes into Hermes V1, the performance boosts it ships, and the (experimental) path to making it the new default engine.
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Podcast
11/27/2025

From React Native Web to React Strict DOM

Nicolas Gallagher (Meta) explains how React Strict DOM evolved from React Native Web, providing a shared syntax that compiles to native or web with zero overhead.