Sessions

We all want to be better persons in a better world with better technology, but that means we have to become active. This is not easy, especially when our technology does not have [...]

Kotlin Multiplatform is reaching maturity as a platform for mobile development. As a highly flexible solution to code sharing - while retaining full access to native code - the sky is the limit [...]

What do cars, chess and Peter Griffin have to do with decision-making? Decision-making is a complex process, we go through it multiple times per day. Everything from micro-decisions like deciding how to write [...]

When you've been tasked with creating an HTTP API, the fundamental decision you need to make is which architecture to choose. Should your API be RESTful? What about GraphQL? or RPC? In this [...]

The first thing I do at work every day 📈 is to review all open pull requests. Likewise, I try to open ☑️ a pull request before I complete my day. One day [...]

Material 3 is Google’s latest and newest design system. However, using or adopting Material 3 in Android apps might be a bit challenging. In this talk, we will see how we can use [...]

Feature modules, App modules, Dynamic features if we create an app now everybody says we need spilt up our app in multiple module which is good design. But how and when should we [...]

Have you ever wanted to use HealthKit, CareKit or ResearchKit in your app or did you apple has open-source projects and frameworks? Don't you want to make the world a better place? This [...]

Managing infrastructure at scale is difficult and costly. How are top teams solving this challenge today? What are the benefits of utilising a cloud provider for this, and how does Bitrise do it?

In this Podcast recording with live audience, David will interview Fabian Giger, Commercial Director of CoffeeIT about developing for startups and how to deal with gold diggers and how to find dream clients

GraphQL is known for being a query language for APIs used by companies all over the world. Often developers overlook its ability to compose data coming from multiple APIs. Companies are getting data [...]

Wanna take a peek into the high security standards of the financial industry? Wanna learn actionable tips that you could apply next day at work and give value to the security? Being the [...]

In this session, I will explain how to use Protobuf in a Flutter app to communicate between client-server. I will also discuss my learnings while using Protobuf in Flutter, and what are the [...]

NOTE: Due to circumstances Ibrahima will join us via video connection and recorded session. Are you tired of struggling with state management and complexity in your app, especially in SwiftUI? Enter The Composable [...]

Humans have small working memory but good pattern matching skills. The problems we want to solve are large and complex. How can the approach we take make it easier to deal with complexity, [...]

watchOS is a platform that is often forgotten but can be so much fun to build for! I'll guide you thru shipping your first watchOS standalone app and tell you about things you [...]

This year the Client SDK engineering team made the leap into the world of Kotlin Multiplatform. With one “simple” goal, to unify the Android, iOS and JS SDK. We take a dive into [...]

Tests, monitoring, these help us assert the known knowns of our systems. But what about the known unknowns? Or, especially in complex distributed systems, the unknown unknowns? What can we learn from the [...]

Different CI/CD jobs that we run for a standard Node.js backend project, from testing to the creation of the production Docker image and scanning it for vulnerabilities, using GitHub Actions.

Maintaining ultra-fast speed and web performance at scale all comes down to efficient caching, but when personalization comes into play, caching can be an immense challenge: it’s a tradeoff between caching enough variations [...]

Testing is a crucial part of software development, but it is also an area where developers put less effort into extensibility, maintainability and performance of UI tests. In this talk, we will discuss [...]

Amazingly, foldables have been around for over 5 years now. While the market is still …unfolding, and the opinions are divided, everything so far points that screens are going towards that direction. However, [...]

Good architecture smooths the development path of your app for years to come. Bad architecture results in developers spending more time maintaining code and fixing bugs than adding features. So what does good [...]

Apps should be accessible for everyone, but what API's exist to achieve this? This talk covers the accessibility API's of Android, iOS, Flutter, React Native and Xamarin. You will learn about the pros [...]

This presentation will demonstrate how to harness the power of Swift's advanced type system and make it a powerful ally and assistant. The attendees will develop a mental model that prioritises Types before [...]

Manuel's passion for software development is way older than his passion for the environment. Still, he realises one cannot be more important than the other over the last ten years. In this talk, [...]

Any Flutter developer knows how great this SDK is at creating beautiful, performant, and portable apps. Usually, we do not want just to create an app - we want to build THE product. [...]

In this talk, you will get a deep dive into the most important tools for measuring the performance of your application. You will see real world examples on how you can improve the [...]

In this talk, we'll go over some of the best practices for writing slottable, customizable UI in Jetpack Compose. We'll talk about fully replacable UI and smaller feature-based slots which let you reuse [...]

Have you ever wondered how full-text search engines such as ElasticSearch or Algolia works? Let's find out! In this talk, we will build a RESTful full-text search engine from scratch, understanding how to [...]

Have you ever felt it's hard To convert JSON documents to a relational schema to save the information with SQLite/Room or CoreData? Or secretly saved JSON as a String to avoid the hassle. [...]

Humans understand images and pictures much faster than words. It enables your audience to understand subjects at similar speed and creates more cohesion in the group you are targeting. That is a key [...]

As mobile devices become increasingly central to our personal and professional lives, securing applications on these devices becomes more crucial. One of the most effective ways to secure mobile app today is by [...]

NOTE: Due to circumstances Mo will join us via video connection and recorded session. Nowadays, you can write web, mobile, and server side code in Javascript/Typescript. There's a lot of excitement brewing around [...]

As a designer and creative strategist in an agency, our work is focused on providing designs, ideas, and concepts for a wide range of clients. We work on a variety of projects, usually [...]

In this talk, I will take a light-hearted look at the pros and cons of using SwiftUI for iOS development. I'll explore the features that make us swoon and the ones that make [...]

Are you tired of worrying about outside actors accessing your backend resources and racking up unwanted costs? Do you want to ensure that you're only paying for traffic generated by your app and [...]

The metaverse is still evolving and in the early stages but experts expect 2023 to be the year where first movers will really enter the space and the technologies that will end up [...]

Although APIs are really, really great, many developers are unaware of the technical and non-technical risks associated with using them. When an API is integrated into an application, it becomes a new dependency [...]

Jetpack Compose (UI) is a powerful UI toolkit for Android. Have you ever wondered where this power comes from? The answer is Compose Runtime. In this talk, we will see how we can [...]

According to Wikipedia: “The Dunning–Kruger effect is a cognitive bias whereby people with low expertise regarding a certain area of knowledge tend to overestimate their ability or knowledge.” I’m now fairly certain that, [...]

Building a web application? Let's use Typescript. Building the backend for frontend? Let's use Typescript! Building the underlying infrastructure for all of this? Let's use Typescript too! During this session, we'll see how [...]

More and more web & mobile developers are using local storage to ensure good response times and that applications continue to run without a network connection. But how do you synchronize local storage [...]

In this live podcast recording, David van der Loo will interview Jeff Watkins about: How to actually become a Problem Solver

You do not need to use external dependencies to have a great networking experience. We will build an opinionated network manager, leveraging protocols and async/await, to cut down on code quantity while increasing [...]

API governance is about making good APIs into great APIs that are delightful and productive to publish and consume. This talk will show you how to choose appropriate standards, a humane and manageable [...]

Jetpack Compose is the preferred toolkit for building native UI's on Android. By adopting Jetpack Compose comse also a set of challenges. One of those challenages is writing performance optimized Compose code. This [...]

As the world of work is changing so rapidly, skills will become outdated even faster than they do today. Even if you don’t know exactly what or when, you will have to continuously [...]

The 5 SOLID principles - popularised by "Uncle" Bob Martin in some of his highly influential books on Object Orientated Software development - are rarely cited directly but they are nevertheless at the [...]

.NET MAUI provides an extremely flexible and powerful way to create apps for Android, iOS, macOS, and Windows, from very simple to extremely robust and complex. Is this one size fits all? Where [...]

As a front end developer, building projects with RESTful API dependencies ain’t all sunshine and rainbows. Security implications, parallel development, time or budget restrictions for writing documentation, …, in an enterprise you might [...]

You've launched v1.0, now what? It's time to continually improve and adapt your product! A/B testing is a powerful tool for developers to optimize their products and quickly test out changes to their [...]

The Coroutines library been providing Kotlin developers new options for concurrent multitasking since its first production release in 2018. However, it is not the only library in the Kotlinx namespace that deserves our [...]

Last year the ANWB introduced navigation into their iOS App. It’s a single map with bottom-drawers that displays content. But using VIPER’s Wireframes and Coordinators to push/pop content seemed complex. Not only navigation [...]

When we as developers come across new tech, we’re often eager to jump on as soon as we can. We'll often spend some evenings or weekends to explore and learn the new and [...]

Are you interested in building distributed applications or microservice architectures, but don't know where to start? Join this session and learn how Dapr can make your life easier! Dapr, the Distributed Application Runtime, [...]

Browsers can replace any server - they run isolated tabs, js code, rich libraries, they are everywhere and can synch easily with a main server. In this workshop we'll build together such a [...]

As technologists we're always ready to fire up our IDE, Photoshop, or Illustrator and start something new, to build a better mouse trap, to connect dog-owners with dog-walkers. We build and build and [...]

Toloka is a crowdsourcing platform designed for gathering and labeling data. This data could contain personal information that needs to be anonymized. I will tell a story about our thorny path toward fast [...]

Bummed that your favourite tutorial session is already fully booked, but still want to include the Thursday in your Appdevcon schedule? We've got the solution: come join us on a canal boat tour [...]

# Training Abstract # This course is the culmination of years of experience gained via practical penetration testing of mobile applications as well as countless hours spent in research. We have structured this [...]

Compose's code style lends itself well to modern architecture principles. Developers should work on features, not code maintenance. In this workshop we discuss what makes a good architecture. Together we re-architect a simple [...]

Have you ever had a network problem while developing mobile apps that you wanted to bang your head on the wall, Fear no more, I’ve got the solution for you You’ll learn how [...]

In this workshop, you'll learn how to use Flutter to build your first beautiful, fast, and cross-platform mobile app that works not only on Android and iOS devices but on desktop and web [...]

# Training Abstract # This course is the culmination of years of experience gained via practical penetration testing of mobile applications as well as countless hours spent in research. We have structured this [...]

Accessing (backend) APIs can be a hassle for mobile engineers. Often, those APIs don't deliver the data in the format (or structure) we need, so we have to write custom parsing logic on [...]

There are many advantages to using GraphQL as a datasource for frontend development, compared to REST APIs. We developers in example need to write a lot of imperative code to retrieve data to [...]

Bummed that your favourite Thursday tutorial session is fully booked? Still want to enjoy Appdevcon thursday? Join us for a walking tour in the city of Amsterdam, by a professional tour guide and [...]

# Training Abstract # This course is the culmination of years of experience gained via practical penetration testing of Modern Web applications as well as countless hours spent doing research. We have structured [...]

In this hands-on session, we’ll dive into the world of passkeys and the various types available; From Face ID and Touch ID to physical security keys over USB or NFC. Attendees will learn [...]

This workshop is a complete walk-through on how to create a KMM project. It will be most interesting for those who haven't tried it yet, or haven't’ worked with Ktor or Koin. Or [...]

# Training Abstract # This course is the culmination of years of experience gained via practical penetration testing of Modern Web applications as well as countless hours spent doing research. We have structured [...]

This two day workshop will introduce you to the basics of the Async / Await family in Swift. We begin with a look at the syntax before digging in to better understand Task, [...]

Mobile apps are growing, we have new features after every big release. Testing the app manually is time consuming. It means that it is time to integrate fast and reliable automated tests into [...]

This two day workshop will introduce you to the basics of the Async / Await family in Swift. We begin with a look at the syntax before digging in to better understand Task, [...]

## Course Objectives ## This course will take any student and make sure that: - The general level of proficiency is much higher than when they came - The skills acquired can be [...]

Mobile apps are growing, we have new features after every big release. Testing the app manually is time consuming. It means that it is time to integrate fast and reliable automated tests into [...]

Relational databases are great for storing relational data and performing crud operations, but did you know that you can go beyond basic relational queries with RDBMS? Do you need to store and query [...]

## Course Objectives ## This course will take any student and make sure that: - The general level of proficiency is much higher than when they came - The skills acquired can be [...]

This two day workshop will introduce you to the basics of the Async / Await family in Swift. We begin with a look at the syntax before digging in to better understand Task, [...]

This two day workshop will introduce you to the basics of the Async / Await family in Swift. We begin with a look at the syntax before digging in to better understand Task, [...]

What if it was possible to automate API integrations? What would it take? How would you go ahead and merge the two contexts and nomenclatures, using triggers, data observers and oAuth authorization while [...]

The 2023 After Movie for AppDevCon and Endpoint is here! Relive the conference, immerse yourself in innovation, and get inspired. Watch the highlights and get a glimpse into the future of app development.

The Webdevcon 2022 After Movie showcases the highlights of this exciting event for app developers. From insightful keynote speeches to hands-on workshops, attendees had the opportunity to expand their skills and network with [...]

Interview with Jordi Bruin & Antoine van der Lee - Webdevcon 2022

Interview with InnoValor - Webdevcon 2022

Interview with Ellen Shapiro - Webdevcon 2022

Interview with Firebase - Webdevcon 2022

Interview with Thijs Suijten - Webdevcon 2022

Have you heard of "death by PPT"? Are you sometimes guilty of making your presentation slides boring and uninspiring? PowerPoint gets a bad rep, but actually it's a tool that most people don't [...]

Conveying complex ideas to a non-technical audience is one of the hardest things for a tech expert to do. You can easily lose them once you start using jargon, showing reports or technical [...]

The creative brain and the logical brain: two sides of the same coin, at least when it comes to app development. The two are inextricably linked: a great app needs a well thought [...]

SwiftUI and Combine are two new frameworks that change…everything. Attend this session to get up to speed on using them in your existing or new iOS app projects. This session will focus on [...]

You are a subject matter expert. Not an expert in negotiation. In dealing with an experienced negotiation party there is a chance smart techniques are used that benefit them. To remain argumented it [...]

Respectfully dealing with your colleagues, customers and relatives has more effect than you think. Do you master the art of giving feedback so that everyone can work constructively? Giving feedback requires a number [...]

New technologies offer opportunities and solutions for businesses. They make our industry grow. Do you know how to present your vision enthusiastically so you'll bring in that investor or client? How to bring [...]

Thanks to Apple, everyone now can create his own app with just a few lines of code. We build complex interfaces, great capabilities and shiny use cases. However when it comes to performance [...]

I bet you have had some amazing app ideas. Maybe you even build some. It might even be your hobby. If you did, most likely you had the same experience as most of [...]

You are ready to take the next step with your app, but unsure about what to do and what to do first. There are so many ideas and suggestions, but what is the smart [...]