Is rewriting your native app really the only way to go cross-platform?In this Coffee Talk episode, we explore how React Native Brownfield offers a smarter path forward.Łukasz Chludziński invites Oskar Kwaśniewski and Burak Güner—who work directly on React Native Core and brownfield tooling—to discuss how recent advances in React Native have made br…

Tanner Linsley joins React Universe On Air to unpack the evolution of the TanStack ecosystem—from React Table and React Query to TanStack Router and the newest addition to the family, TanStack Start ✨What started as internal tooling for Nozzle became a suite of libraries that shaped how developers think about server state, routing, and full-stack R…

Ever wondered why TypeScript works so well with JavaScript libraries? It’s thanks to Definitely Typed, a project that helps developers use these libraries with type safety and autocompletion 🚀In this Coffee Talk episode of React Universe On Air, Mike Grabowski https://x.com/grabbou chats with Boris Yankov https://x.com/borisyankov, the creator and …

Eighteen TV platforms, one codebase—what could possibly go wrong? Tune in to find out how to tackle the technical and UX challenges of building for Android TV, Apple TV, Fire TV, Tizen, and more—all with React Native!In the 49th episode of React Universe On Air, Łukasz Chludziński (https://x.com/lukasz_app) teams up with Michael Khirallah (https://…

Reanimated 4 is here to change the way we build animations in React Native. With CSS-style animations and transitions, animations are now easier to write, more predictable, and work more like they do on the web.In this episode, Ola Desmurs-Linczewska (https://x.com/p_syche_) sits down with Tomasz Zawadzki (https://x.com/tomekzaw_) and Mateusz Łopac…

Picture this: your teams are innovating independently, deploying updates swiftly, and navigating complex app architectures with ease. Microfrontends make this possible, much like microservices revolutionized backend development. But what about mobile? How can this approach transform your app development strategy?To explore these questions, we’re jo…

In 2020, Shopify decided to switch to React Native for both new and existing apps. In November 2024, the migration of their mobile app was officially over, resulting in a remarkable 86% unification of code across platforms and a streamlined development process that stems from eliminating 1.8 million lines of redundant code, reducing build times, an…

In this episode, we’re taking a closer look at two solutions that can redefine how webuild universal React Native apps: DOM Components and React Server Components. They promise faster and better development—think low-latency interactions, offline capabilities, and the flexibility to scale effortlessly. If you're looking to future-proof your team's …

React Native FastIO: Nitro-Powered Performance Boost | React Universe On Air: Coffee Talk #25 by CallstackBy Callstack

In this episode of the React Universe On Air podcast, Ola has invited Krzysztof Magiera, the Director of Engineering at Software Mansion, to talk about Radon IDE and why it can be considered a game-changer for React Native developers. Their conversation revolves around:➡️ the challenges of the available React Native tooling, ➡️ what made Krzysztof …

In this episode, Kuba is joined by Kewin, a member of Callstack’s AI team at the R&D Department and the co-creator of Cassandra. Together, they talk about everything you need to know about building a custom AI assistant, from why we chose OpenAI’s ChatGPT to the challenges faced and solutions devised to craft a functional and efficient internal cha…

Grab your coffee, sit back, and tune in to the 23rd Coffee Talk episode, where we break down Next.js 15 and the updates it brings to the table. This time, Ola and Łukasz are joined by Szymon Chmal, and together, they spill the beans on React 19 support, caching, Turbopack, Server Actions security, and more!Check out episode resources on our website…

What is this, a crossover episode? You bet! React Universe On Air is joining forces with React Native Radio once again to help you navigate App Center’s retirement.In March 2024, Microsoft announced the sunset of App Center in 12 months. Bearing in mind how big of a deal CodePush is for React Native applications, it’s a radical change for developer…

Fasten your seatbelts, and get ready to learn about Nitro Modules straight from its creator, Marc Rousavy!On September 13, Marc released Nitro Modules to the public. If you haven’t heard about it yet, it’s high time caught up, because it’s a framework for creating fast native modules that significantly outperform Turbo and Expo Modules, making your…

Why settle for flat graphics, when you can see the React Universe in 3D? In this Coffee Talk, Jakub invited three very special guests to dig deep into the topic of 3D rendering in React and React Native:💜 Chris Baumgartner - Maintainer at Poimandres Dev Collective💜 Cody Bennett - Graphics Engineer at Encube💜 Mario Pasiński - Callstak’s developer in…

Here comes the moment we’ve all been waiting for: the first episode released under the new name! Callstack’s podcast has changed from The React Native Show to React Universe On Air to reflect a broader scope of topics we want to discuss, spanning not only React Native, but also React and beyond. That’s why we decided to kick off the refreshed brand…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this short special, we want to give you a better understanding of the whys and how behind the rebranding of Callstack’s podcast. We got Łukasz and Kuba together in the studio to reflect on:💜 the evolution of the show since its inception in July 2020, 💜 the changes in f…

When you build applications, do you ever consider users who may not have access to Google Mobile Services? They may not be your target audience now, but it’s good to be aware of what options you have in store for non-GMS devices — which is exactly what we’re talking about in this episode!To do so, Łukasz invited two guests:💜 Diego Zuluaga - Directo…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In June, we released stable Reassure v1.0.0. It’s big news for performance-oriented teams, so we just couldn’t help ourselves but record an entire Coffee Talk about that!To give you the most comprehensive insight into what’s new in the performance testing companion for Re…

✨ In September 2024, The React Native Show has become React Universe On Air ✨In the second episode about security with Peter Fernandez from Auth0 by Okta, we focus on authorization. Tune in to discover key concepts like access control, delegated authorization, and the principle of least privilege. Learn how modern frameworks handle security and get…

✨ In September 2024, The React Native Show has become React Universe On Air ✨Dig into the nuances of authentication with Peter Fernandez from Auth0 by Okta. Hosted for the first time by Ola Desmurs-Linczewska, the episode is all about the history, present complexities, various authentication methods, and best practices to save time and resources wh…

Welcome to the 38th episode of React Universe On Air (formerly known as The React Native Show Podcast) recorded at React Conf 2024 in Henderson, Nevada. Tune in to the interviews with:💜 Andrew Clark (Vercel)💜 Mofei Zhang (Meta)💜 Kent C Dodds💜 Josh Story (Vercel)💜 Evan Bacon (Expo)to get an exclusive behind-the-scenes look at the conference and anno…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this Coffee Talk episode, we once again discuss React Native development for Apple Vision Pro, but the content is anything but a repetition. To tell you all about the changes that happened in the last few months, Kuba has invited Oskar, the creator of React Native visi…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, we discuss all things animations in React Native, from the theory of their impact on performance to practical optimization techniques. Hosted by Łukasz Chludziński, Catalin Miron and Łukasz Walczak share their insights on leveraging animations effectively…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ On the day when React Native 0.74 goes live, we give you an exclusive peek behind the scenes of this release. Tune in to an in-depth discussion on what React Native 0.74 brings to the table, from new features and promising enhancements to deprecated feature removals and c…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this Coffee Talk episode, we take a closer look at what your career may look like if you decide to take on the challenging, yet rewarding role of a tech lead or a dev manager. This change is not only about the change in title but the profound shift in mindset, responsi…

In this episode of React Universe On Air (formerly known as The React Native Show Podcast), we’re diving into what’s new and important in React Native performance optimization in 2024.To give you a maximum dose of practical knowledge, Łukasz has sat down with two guests whom you might know from the contributions to our Ultimate Guide to React Nativ…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Long time no see! We haven’t published a Coffee Talk since November, and in this one, Kuba comes back with a bang and two very special guests: 💜 Ola Desmurs Linczewska, a React Native developer at Callstack and the author of “Simplifying State Management in React Native”💜…

Tune in to the special episode, in which Łukasz Chludziński is joined by Eli White and Matt Carroll from Meta to discuss the eagerly anticipated React Conf 2024. To attend, register for the ticket lottery before Feb 28 🎟 https://conf.react.dev/ To become a speaker, submit your talk proposal by Feb 28 🎤 https://sessionize.com/react-conf-2024/Celebra…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, Łukasz sits down with Mo Javad to discuss multiplatform app development with React and React Native. From the roots of the multiplatform vision to the modern-day approaches and solutions facilitating code-sharing, they’re unpacking everything you need to …

In the 34th episode of React Universe On Air (formerly known as The React Native Show Podcast), we're chatting about something exciting for the React Native community – the results of the State of React Native 2023 survey. It's a treasure trove for all React Native developers, revealing which tools are killing it in the trenches and spotting the ne…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Let’s explore the practicalities and strategic considerations of scaling React Native across all stages of business growth with expert insights from Rafael Mendiola (X @GroundControl) and Jakub Stadniczuk (X @kubastad). Our guests discuss the dynamics of React Native impl…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, Łukasz (X @loginlukasza) invites Oskar Kwaśniewski (X @o_kwasniewski) and Michał Pierzchała (X @thymikee) to discuss their experimental journey of bringing React Native to Apple Vision Pro and visionOS. Together, they walk us through the process of bringi…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ We’ve been talking about building mobile and web apps with React Native for quite a while. How about we touch on yet another space that can be transformed with this technology: TV. To do that, Łukasz (who, by the way, has been a part of a TV project for a while) invited t…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In the next episode of the “React Native at Scale” series, we lean a bit more towards the technology side to show you the impact that React Native and Re.Pack can have on a large fintech organization. To demonstrate that, we’ve invited two very special guests: Mike Duminy…

In this episode of React Universe On Air (formerly known as The React Native Show Podcast), Jakub (@bionanek) and Thiago (@thiagobrez) take you on a journey through the exciting (although a bit complex) world of Web3 and its intersection with mobile app development.This 45-minute Coffee Talk episode covers the following topics:- journey to fiery We…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, we dive deep into the practicalities of using native modules across different ecosystems with Open Native. Our guest, Jamie Birch (@LinguaBrowse), the creator of React Native Script, explains the pressing problems in this area and how Open Native aims to …

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, we delve into Expo’s potential to reshape the future of React Native development and enhance the developer experience. Our guests are Jon Samp, Head of Product at Expo, and Cedric van Putten, a Software Engineer at Expo.Together, we'll go on a journey thr…

In this special crossover episode of React Universe On Air (formerly known as The React Native Show Podcast), we join forces with React Native Radio to bring you a lively discussion on all things React Native. Following two intense days of React Native EU 2023, Łukasz Chludziński (@loginlukasza) from Callstack and Jamon Holmgren (@jamonholmgren) fr…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Unless you live under a rock, you must have heard about the recent release of Bun 1.0. For those of you who somehow missed that announcement, Bun is a fast, all-in-one toolkit for running, building, testing, and debugging JavaScript and TypeScript, from a single file to a…

Welcome to a new episode of React Universe On Air's (formerly known as The React Native Podcast Show) Coffee Talk! Join us as we explore Vim, the legendary and controversial text editor. Discover the origins of Vim, its standout features, and how it can elevate your coding efficiency (no jokes here).In this episode, Kuba (@bionanek), Burak (@_atlj)…

This episode of React Universe On Air (formerly known as The React Native Show), delves into the recent introduction of End-to-End (E2E) testing in the React Native core. Join us as we unpack the thought process, technical considerations, and practical implementation of this new approach to testing in React Native.In conversation with Mateusz Ulańc…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Join Łukasz Chludziński (@loginlukasza) and Andrew Meyer (@takameyer) as they explore the realm (see what we’ve done there?) of databases for mobile applications, focusing specifically on React Native applications built with Realm & MongoDB.In this episode, we cover the f…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Join us in this episode as we delve into the world of React Native at scale with Jacob Suñol, an expert in healthcare technology from Abbott. Discover how React Native tackles the unique challenges faced by large healthcare organizations, revolutionizing the way teams col…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, Jakub and Tomasz delve into the latest Stack Overflow Developer Survey, sharing our impressions and providing commentary on the findings. Join them as they explore the trends, preferences, and challenges faced by developers worldwide. Our hosts discuss it…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In this episode, we take a closer look at how React Native fits into the enterprise picture from the perspective of derisking large-scale projects. We do that by discussing the vast experience of our guest, Matt Hargett, a 25-year veteran in Product and Technology Leaders…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ The conference season is in full swing. Many of you at the React Native community have been to Kraków and Portland and are heading to Amsterdam, Paris, or Wrocław soon. Knowing that it’s impossible to attend all these events, we’ve prepared a recap of two conferences we’v…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ With so much going on in the community, it might be difficult to keep up with the new releases and announcements. Łukasz (https://twitter.com/loginlukasza) and Kuba (https://github.com/bionanek) come to the rescue with their roundup of React and React Native news. They be…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ In April 2023, we had the pleasure of talking about performance optimization in the US. We went to San Francisco, Los Angeles and Detroit to meet some amazing folks from the React Native community – we loved the intense though exchange there!During these meetings, we talk…

✨ In September 2024, The React Native Show has become React Universe On Air ✨ Welcome to the latest episode of Callstack's Coffee Talks, where we bring you fresh updates and insights from the world of React Native. This episode was recorded during Callstack’s internal learning and development day, which allowed Łukasz Chludziński (https://hubs.li/Q…