> Markdown version of [/videos?page=153](https://www.wearedevelopers.com/videos?page=153). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Videos 2223 videos · 24118 moments · 1245.7 hours of content ## All videos ### Langium: Design Your Own Language in Node.js and VS Code Are restrictive low-code tools holding back your domain experts? Build custom domain-specific languages natively in Node.js using Langium for out-of-the-box VS Code intelligence. - **Speakers:** Miro Spönemann - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 45:59 - [Watch](https://www.wearedevelopers.com/videos/437-langium-design-your-own-language-in-node-js-and-vs-code) ### Making of paint.js.org—a Web Component-based Productivity PWA Ditch heavy frameworks and build desktop-class PWAs with native parity. Learn how to leverage standard Web Components and Project Fugu to create a 320kb Windows 95 Paint clone. - **Speakers:** Christian Liebel - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 44:22 - [Watch](https://www.wearedevelopers.com/videos/438-making-of-paint-js-org-a-web-component-based-productivity-pwa) ### Yes, You Need to Unit Test your JavaScript. Here's How. Terrified that a simple edit will break your entire JavaScript application? Discover how strict test-driven development prevents regressions, stops over-engineering, and accelerates long-term delivery. - **Speakers:** James Bender - **Event:** WeAreDevelopers LIVE - **Published:** June 15, 2022 - **Duration:** 1:00:10 - [Watch](https://www.wearedevelopers.com/videos/439-yes-you-need-to-unit-test-your-javascript-here-s-how) ### Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code How do you keep reactive APIs from becoming a debugging nightmare? Porsche engineers reveal their WebFlux sandwich strategy using Kotlin Coroutines for highly scalable, serverless microservices. - **Speakers:** Matthias Falkenberg, Timo Knapp - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 40:32 - [Watch](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) ### C++ in constrained environments Stop defaulting to restrictive C subsets for embedded systems. Expressive C++ abstractions actually help the compiler generate highly efficient code. Shift your computation to compile time today. - **Speakers:** Bjarne Stroustrup - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 1:00:16 - [Watch](https://www.wearedevelopers.com/videos/441-c-in-constrained-environments) ### Dart - a language believed dead, experiences a new bloom Think Dart is a dead language? Discover how sound null safety, lock-free concurrency, and blazing-fast dual compilation transformed this former JavaScript alternative into a cross-platform powerhouse. - **Speakers:** Christoph Menzel - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 1:00:14 - [Watch](https://www.wearedevelopers.com/videos/442-dart-a-language-believed-dead-experiences-a-new-bloom) ### Going serverless using the Spring Framework ecosystem Traditional Spring Boot apps struggle with serverless cold starts. Defeat this overhead using GraalVM and Knative. Slash startup times to 100 milliseconds with ahead-of-time native compilation. - **Speakers:** Timo Salm - **Event:** WeAreDevelopers LIVE - **Published:** June 15, 2022 - **Duration:** 45:00 - [Watch](https://www.wearedevelopers.com/videos/443-going-serverless-using-the-spring-framework-ecosystem) ### IKEA Story: Transforming an Iconic Retail Brand IKEA initially missed the e-commerce wave. To survive, they swapped legacy IT for agile microservices. See how this 3,000-strong engineering pivot scaled digital sales to 27%. - **Speakers:** Parag Parekh - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 27:33 - [Watch](https://www.wearedevelopers.com/videos/444-ikea-story-transforming-an-iconic-retail-brand) ### May I interest you in ... R? Stop forcing general-purpose languages to handle your data science. Discover how R's purpose-built ecosystem effortlessly transforms raw unstructured text into advanced machine learning models with elegant syntax. - **Speakers:** Mihailo Joksimovic - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 1:00:14 - [Watch](https://www.wearedevelopers.com/videos/445-may-i-interest-you-in-r) ### Treat yourself - A tale about dog training and test-driven development What does dog training have to do with Test-Driven Development? Discover how treating the Red, Green, Refactor cycle like animal conditioning triggers dopamine and prevents over-engineering. - **Speakers:** Mirjam Aulbach - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 43:19 - [Watch](https://www.wearedevelopers.com/videos/446-treat-yourself-a-tale-about-dog-training-and-test-driven-development) ### Asynchronicity and multithreading in C# Are you still manually spawning threads in C#? Discover why blocking threads kills performance and how mastering modern async/await patterns maximizes server throughput. - **Speakers:** Grzegorz Lang - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 26:34 - [Watch](https://www.wearedevelopers.com/videos/447-asynchronicity-and-multithreading-in-c) ### Challenges of building React and React Native apps Bloated bundles cripple load times. Stop relying on heavy third-party dependencies. Discover advanced virtualization and caching strategies to master cross-platform React performance. - **Speakers:** Milica Aleksic, Stefan Nikolic - **Event:** World Congress 2022 - **Published:** June 15, 2022 - **Duration:** 24:10 - [Watch](https://www.wearedevelopers.com/videos/448-challenges-of-building-react-and-react-native-apps) [Next page](https://www.wearedevelopers.com/videos?page=154)