ViennaJS April 2025

• Building a Personal CLI
• Navigating Node.js Observability in the ESM Era

ViennaJS April 2025

• Building a Personal CLI
• Navigating Node.js Observability in the ESM Era

ViennaJS January 2025

• Functional testing with Playwright
• Drum 'n' JS

ViennaJS November 2024

• A first intro to Nuxt
• How to .take(advantage) of JS generators.next() features

ViennaJS October 2024

• My A/B Testing Screw-ups
• Mutation Testing: Testing your Tests

ViennaJS May 2024

• Authentication and Authorization strategies with NestJS and Ory
• Radicle: a sovereign, peer-to-peer, open-source network for code collaboration

ViennaJS April 2024

• Drive Your Content with Astro
• Don't yield to fear - pull the power of JavaScript generators

ViennaJS March 2024

• Advanced Routing Techniques in Next.js
• Typescript, you and AI Search

ViennaJS Feburary 2024

• Bun the all in one JS toolkit
• Building with EdgeDB for Great Type Safety & Speed

ViennaJS November 2023

• The new toys JavaScript MIGHT get
• Three-VRM - live 3D avatars in the browser

ViennaJS September 2023

• Progressive enhancement with SvelteKit
• NodeBoats: Joyful Sinking Outside the Box

ViennaJS May 2023

• Rebuilding ChatGPT Plugin System on your own for Fun & Profit
• 10 Features in Chrome DevTools you are probably not using (but could)

ViennaJS April 2023

• The lies we tell ourselves using TypeScript
• BigInt in ES2020 and ethers.js v6
• What is Web3?

ViennaJS March 2023

• tRPC - Move Fast and Break Nothing
• Use AI like a developer

ViennaJS February 2023

• Writing full-stack code without repeating yourself
• Querying Wikipedia for real influencers

ViennaJS January 2023

• Geo Location-based Web AR
• Rendering, Hydration, and what the heck is Qwik?

ViennaJS November 2022

• Let’s Talk About Re-renders
• Punkbase - SQL.js In Action
• The other JavaScript performance (no one is talking about)

ViennaJS July 2022

• Fluent Interfaces​​: Core mechanics & advanced use cases
• MicroInteractions​​: Celebrate with React

ViennaJS June 2022

• Slow to Fast: Looking at React Performance Problems
• Modern CSS rendering performance: The internals of web pages optimization

ViennaJS April 2022

• The Making of a Coronavirus Dashboard
• yet another HAL client

ViennaJS October 2021

• Loose Libs, Sink Ships: The Security Perils of Software Dependencies
• Nx - the easy choice

ViennaJS September 2021

• Chop down your JS Build-times
• Understanding server side rendering in ReactJS
• How to edge cache GraphQL APIs

ViennaJS August 2021 - In-person edition!

• GraphQL - An explosion of complexity
• Asynchronous Prompt & Confirmation Dialog API for React

ViennaJS July 2021

• Modern e-commerce development with TypeScript & Node.js
• Contributing To Open Source Projects The Right Way

ViennaJS May 2021

• How to use GraphQL - Hands-On Session

ViennaJS Live Coding March 2021

• ViennaJS Live Coding: Node-based image manipulation

ViennaJS Live Coding February 2021

• ViennaJS Live Coding: WebXR

ViennaJS Live Coding January 2021

• ViennaJS Live Coding: Deno

ViennaJS Christmas Anniversary Gathering

ViennaJS goes outdoor

• The State of SPA Frameworks in 2020

ViennaJS - Next Meetup (Postponed)

• From Milliseconds
 to Millions: A Look at the Numbers Powering Web Performance
• GraphQL queries - type once, fail everywhere
• End-to-end File Encryption in the Web Browser: A Case Study

ViennaJS February 2020

• Building an open source community from the ground up
• Testing web accessibility

ViennaJS January 2020

• Optimizing nodejs memory usage
• Sidewind - Tailwind but for state

ViennaJS Christmas Party

ViennaJS November 2019

• Modern Image Delivery Techniques
• What TypeScript taught me about JavaScript
• Beauty of JamStack Setup

ViennaJS October 2019

• Achieving End-to-End Type Safety with GraphQL, Prisma & TypeScript
• Creating meaningful animations with JavaScript
• One Component for React & React Native

ViennaJS September 2019

• Editing the World
• A creative approach against tracking
• Composing better predicates with PDSL

ViennaJS June 2019

• Page Load Performance 2014 and now
• Starting up security

ViennaJS May 2019

• JavaScript Essentials: Memory Management

ViennaJS April 2019

• Writing better test assertions
• How to mock requests for unit testing in Node

ViennaJS March 2019

• Firebase: The Good, the Bad and the Ugly
• Intro to Postgraphile / GraphQL Power without compromises

ViennaJS February 2019

• How we did everything wrong and got away with it - An Angular success story
• Introduction to Smart Assistants - Alexa vs Google Home

ViennaJS January 2019

• Introduction to Verdaccio
• GraphQL in the Enterprise: From Legacy to Bleeding Edge
• HTML5 & SVG pipeline for interactive experiences

ViennaJS November 2018

• Async/await in JS
• Towards Verified Compilation of CakeML to WebAssembly
• V8-GC-optimizations for WeakMaps

ViennaJS October 2018

• Our new ViennaJS brand
• Lessons learned re-writing Neos CMS UI with ReactJS
• Improving server rendering performance of React
• Micro Frontends with Single Page Applications

ViennaJS September 2018

• Framework Compass Chart
• Dipping your toes into Ember 3.x
• Jumpstart into Swagger / OpenAPI Tools

ViennaJS June 2018

• A minimalistic approach to building connected forms in react and the new context api
• Code generation for fun and profit

ViennaJS May 2018

• Willhaben Markup Language (WHML)
• VR Maps - Putting OpenStreetMap data into WebVR
• Discussion: Software architecture in Client-side Applications

ViennaJS April 2018

• REMOVED
• Make your Google Apps talk to each other
• World-class frontend engineering at scale

ViennaJS March Joint Event with React Vienna

• JavaScript at blazing speed: a deep dive into V8
• Rapid Prototyping in JavaScript & friends
• Using the Flux pattern in combination with Relay on a charting use-case

ViennaJS February 2018

• Orga-Talk: Google Pagespeed all the way
• Functional JavaScript with Monads
• Transducers
• A-frame and vanilla JS

ViennaJS January 2018

• Javascript Engine Essentials for Developers
• What's to come for JavaScript?
• How to build fully functional websites without any back-end coding

ViennaJS November 2017

• Why we should care about Code Splitting
• Web App Development

ViennaJS Oktober 2017 - Part II - Joint Event with React Vienna

• D3 + React
• Coherence: Conflict-free* Distributed Version Control System

ViennaJS Oktober 2017 - Part I - Joint Event with React Vienna

• Animating the virtual DOM
• Out of the Tarpit, Revisited
• Apollo Client 2.0: More than just GraphQL
• Using Logux in Production

ViennaJS September 2017

• From Java to JavaScript: the Journey of GeoGebra Graphing Calculator
• Build Your Own Blockchains in JavaScript for Fun (and Profit)!

ViennaJS August 2017

• Javascript Enterprise Architecture
• Zipping Files Fun - Server Side

ViennaJS July 2017 - Joint Meetup with React Vienna

• Ladda: A New Library for Client-Side Caching
• FrintJS - Building Modular Web Applications with React and RxJS
• React with TypeScript

ViennaJS June 2016

ViennaJS June 2017

• Make Linting Great Again
• Typesafety with TypeScript and Live-Coding

ViennaJS May 2017

• Keyboard Controls for an International User Base
• An Introduction to HTML5 Responsive Images
• GraphQL and ApolloData

ViennaJS Kind-of-April 2017

• Zipping Files Fun
• Client-side Encryption with Javascript
• Managing States in JavaScript via Prototypal Inheritance
• Leveraging code-splitting in React Apps

ViennaJS April 2016

• Simple Mobile Development With Iconic
• Write Robust & Type-Safe JavaScript with Flow
• Eight shortcomings of the waterline ORM
• Video rendering while swiping

ViennaJS March 2017

ViennaJS February 2017

• Introducing Svelte: The Compile-Time Non-Framework
• Interprocess Communication in NodeJS

ViennaJS January 2017 - Joint-Event with Angular Vienna, React & NodeJS

• View Source: Twitter.com
• Wombat Driven Understanding - An Interactive Guide to Using Npm

ViennaJS Christmas Gathering of ViennaJS, ViennaPHP, webclerks and Wordpress Meetup 2016

• This was 2016

ViennaJS November 2016

• Greensock Animation Platform for Interactive Animations

ViennaJS October 2016

• Rendering complex 3d models in WebGL
• How modern JavaScript patterns affects performance

Special Event - ViennaJS meets Clojure meets ReactJS

• Optimistic Updates in a Pessimistic World
• What's Next? Exploring the future of React, now
• Universal Rendering with React
• DataScript - A Database for the Client

ViennaJS September 2016

• Me, myself and AI
• TJ Holowaychuk is a Hive Mind
• Microsoft Bot Framework

ViennaJS August 2016

• A Journey to Cerebral
• Building a static (web)site with the Great Gatsby and React.js web components

ViennaJS July 2016

• Real live experience with Dart
• Developing a Messenger chatbot with node.js
• VueJS

ViennaJS May 2016

• ConvNetJS – Deep Learning in your browser
• How functional concepts can be used in JavaScript
• Creating a Slack Bot with JavaScript

ViennaJS March 2016

• The Golden Age of Continuous Integration
• Exciting Insights from Translating a Classic Car Racing Game to JavaScript
• JavaScript does NOT offer zero-cost abstractions
• NativeScript to build native Apps with JavaScript

ViennaJS February 2016 - Metalab.js lightning talks session

ViennaJS January 2016

• Everything from Scratch vs. Libraries all the way
• Exploring ES6
• Dr. Strangelove - or how I learned to stop worrying and love Javascript
• "I am trying to work but nothing happens!"

ViennaJS November 2015

• Composition vs. Inheritance
• Kick your CSS up a notch with PostCSS
• React & Redux (Classic from 2015)
• Your code will explode

ViennaJS October 2015

• Why Page Transitions Matter
• D3.js - Data driven visualizations
• JavaScript and its Web server gateway interfaces
• "Hardware".replace(/hard/i,"easy");

ViennaJS September 2015

• Adding Anchor Links to Your Static Website
• Website Development with Instant Feedback
• Offline First and Service Workers

ViennaJS June 2015

• Node.js & Redis at Scale
• Automatic Translation of Classic Arcade Games to JavaScript
• Steams in Gulp.js
• Node.js development for unbelievers
• Classic Emulation in JavaScript