Sessions

One of the most important building blocks in any JavaScript runtime is the eventloop which enables developers to write performant code, even single-threaded. But many developers do not look into how it works [...]

The AI era is here, and it's time to master the art of integrating it into your Android, iOS, and Web applications. In this workshop, we’ll explore all possible ways to connect AI [...]

Serverless development might sound like magic, but trust me—it’s not the kind of sorcery that will leave you scratching your head or calling tech support. In this session, we’ll uncover the secrets of [...]

Is TypeScript the hero JavaScript has been waiting for? While some love its type-safe assurances, others shy away from its complexity. But what if you could navigate the spectrum of TypeScript's capabilities with [...]

What can tech teams learn from a theme park? More than you might think. Disney is known for crafting magical experiences: not just in their parks, but in the way they approach design, [...]

What happens if all website information is contained in public LLM solutions? You will get the best UX design ever made in seconds! Public LLM's like DALL·E and Midjourney contain this information needed [...]

Did you know you can use the Chrome DevTools to test whether your website is build in an accessible way? If not, let's explore together. In this session, we will explore how we [...]

We've all heard the hype. Machine Learning is cool! Machine Learning is Rad! It'll change the world! End Poverty! Get George R R Martin to finally finish Game of Thrones! What actually is [...]

In this talk, we'll dive into the exciting world of Gemma, a groundbreaking family of open AI models by Google. We'll explore how you can leverage Gemma's capabilities to build innovative Mobile and [...]

In software projects, it's important to write down why we make certain big decisions about how the software is built. These written records are called Architecture Decision Records (ADRs). They help us remember [...]

Observability is the ability to measure a system's current state. Backend engineers are becoming more familiar with the three pillars of observability and technologies such as OpenTelemetry that can be used to instrument [...]

After the journey through Fronteroth, lies the portal to the Backend. There's a whole new set of concepts to master: server-side logic, databases, APIs, and more. And just like the frontend, the backend [...]

Is CSS a programming language? And if so, how do you program in it? In this session you will learn how to create some solid engineered systems in CSS. We will learn how [...]

AI is driving the creation of groundbreaking language-based applications. In this hands-on workshop, we will collaboratively build exciting AI-powered applications using state-of-the-art LLM models from OpenAI and Hugging Face, all with Python. The [...]

In this workshop, you will delve into Vanilla JavaScript and basic DOM manipulation techniques, focusing on developers who primarily use libraries such as React, Angular, or Vue. Maximiliano Firtman will guide you through [...]

Learn how Nielsen's timeless 10 usability heuristics can revolutionize your web interfaces. In this full-day hands-on workshop, we'll dive deep into these fundamental principles that still form the backbone of every usability evaluation. [...]

Curious about how Netherlands biggest weather platform manages to predict the weather with such accuracy while serving millions of users every day? Join us for an insightful dive into the technology powering Buienradar’s [...]

ING is a leading European bank, with over 60,000 employees serving more than 38 million customers, corporate clients, and financial institutions across more than 40 countries. In this session, I will present how [...]

AI is driving the creation of groundbreaking language-based applications. In this hands-on workshop, we will collaboratively build exciting AI-powered applications using state-of-the-art LLM models from OpenAI and Hugging Face, all with Python. The [...]

Learn how Nielsen's timeless 10 usability heuristics can revolutionize your web interfaces. In this full-day hands-on workshop, we'll dive deep into these fundamental principles that still form the backbone of every usability evaluation. [...]

What makes some websites instantly feel 'right' while others frustrate us? What makes interfaces feel truly intuitive? In this session, we'll explore three fundamental UX design principles (Information Architecture, Consistency, and Clarity) and [...]

Gen AI is known to sometimes produce inaccurate and unpredictable responses, which can be catastrophic for any developer hoping to build a consistent experience for their end users. In this talk, we'll explore [...]

I’m sharing best practices on building a truly cross-platform / universal TypeScript library in 2025. TypeScript compiles to JavaScript which runs everywhere, so that should be easy, right? For a simple library, sure, [...]

The road to becoming a modern Frontend developer is not easy. There's a lot to learn: the basics, the conventions, and the syntax. On top of that, it's a world where everything changes [...]

Dive into the cutting-edge world of VR-first web development! As VR headsets revolutionize web browsing, we'll challenge the assumption that VR websites must be 3D and spatial. Instead, we'll explore how to adapt [...]

In this workshop, you will delve into Vanilla JavaScript and basic DOM manipulation techniques, focusing on developers who primarily use libraries such as React, Angular, or Vue. Maximiliano Firtman will guide you through [...]

If an autopilot fails, or a weapon system malfunctions, lives can and will be lost. As a result, significant checks, practices and concepts go into designing the software for such systems. But the [...]

As a consultant I'm often asked absolute questions, "Is $x better than $y?". The answer is nearly always "It Depends". Software development is a constant game of give and take. Every day we [...]

Learn how we created a serverless, fault-tolerant, event-driven ticketing platform on AWS. We will cover the reasons behind the decision of building this platform from scratch ourselves, the architecture of the different components, [...]

The idea of isolating services into containers revolutionized the IT world. And while containers are here to stay, most container images in use today are gigantic in size, contain unnecessary even dangerous components [...]

Having to manage “legacy” applications is an inevitable step in the life of developers, especially when they are critical to the business. Over the years and the many changes made to the code, [...]

Most of us are familiar with HTTP, but when it actually comes to creating cacheable web applications, there is still a lot to be learned. In this presentation I will show you how [...]

When users click "Submit" twice, what happens next could make or break your application. Idempotency ensures repeated API calls produce consistent results, saving systems from duplicate charges, mismanaged resources, and confused customers. This [...]

PHP 8.4 brings powerful new capabilities for HTML parsing and DOM manipulation that make working with web content significantly easier. This session demonstrates how to use these new features in PHP to build [...]

I will present a case study on how we optimized our application to be both fast and resilient, even with queries involving multiple terabytes of data. There's nothing new or magical here—just "boring [...]

Rector 2.0 is out with a focus on developer experience... and lazy people like us. We've introduced step-by-step levels, automated attribute upgrades, prepared sets, and more. * What is the best way to [...]

"I can't reproduce it," "we'll need to add logs," "we can't test that in staging," "it seems to have been broken for a while," "it works locally," ... If you hear these phrases [...]

There are revolutions afoot that you may not even be aware of. When many like to shout that PHP is dead, many of us know that it comes from a reputation of yesteryear. [...]

Started in 2017, Bref is an open-source project that helps run PHP serverless on AWS. Today, Bref is used by thousands of companies and handles over 10 billion requests and jobs each month. [...]

In this talk I explain how to use Xdebug to get more productive writing PHP code, focussing on the improvements in Xdebug 3.2 and 3.3, and the upcoming 3.4, to make the debugging [...]

Passwords are a thing of the past. Meet Passkeys, a new passwordless authentication standard that enhances security and user experience across platforms. This session explores WebAuthn integration for websites and apps, guiding you [...]

I tell you the story about why and how I wrote a package called tempest/highlight (https://github.com/tempestphp/highlight). A fast and extensible code highlighter for the web and terminal, written in PHP. When I was [...]

This session tackles hidden security risks in web applications—vulnerabilities in PHP and JavaScript that standard tests often miss. Designed for developers or testers. This talk will cover practical techniques to identify and fix [...]

In recent years, the ways that we can deliver HTTP has improved in occasional leaps, from 1.0, 1.1, a big step to 2.0, and now 3.0. One of the biggest obstacles has been [...]

In the world of software development, programming languages and frameworks are more than just tools—they can become badges of identity and sources of near-religious devotion. In this talk, we explore how developers often [...]

A deep dive into the trenches of software engineering, revealing how teams can diagnose, strategically refactor, and resurrect legacy codebases plagued by technical debt. Learn from real-world case studies that showcase diagnostic techniques, [...]

Modern PHP applications often rely on multiple external services via HTTP, especially with the rise of AI tools like OpenAI. However, PHP’s single-threaded nature forces your application to wait for each response, creating [...]

What if you cannot trust your tests? With more and more developers working on our monolith, we have a strong CI to deliver code into production: our goal is to deliver meaningful features [...]

Automated tests are the guardians of your code. They guarantee that your application code works as it should be. They also enable to reveal bugs or edge cases that were not taken into [...]

OpenAPI is a technical specification for defining your APIs with. It is often promoted as a good way to document your APIs so that others can use them: useful but unnecessary for many [...]

Automated tests are the guardians of your code. They guarantee that your application code works as it should be. They also enable to reveal bugs or edge cases that were not taken into [...]

This talk goes into the details of being an open source maintainer and the things that go along with it. It goes into the problems do they run into, which tools does GitHub [...]

In this high-speed session, I will unveil the secrets behind a massive enterprise Micro Frontend app I developed for the Dutch Railway Company. This project aimed to revolutionise the user experience, which previously [...]

Sure, the title could use some work to make it more appealing. But I think there's a "market" for a talk that helps PHP developers who feel they need to make the jump [...]

Value Objects can be one of the most powerful tools in your modelling toolbox. They make code expressive, maintainable, deterministic and cohesive. Yet they are sometimes misunderstood and it's often difficult for developers [...]

Ever faced a heavy computational task and thought, "Maybe PHP isn't the right tool for this"? Think again! With `ext-parallel`, multithreading is a reality in PHP. In this session, I'll show you how [...]

Four years after its first version, PHP 8 has already started the work of feature deprecations, targeting PHP 9. This session offers a complete overview of these changes: from the planned disappearance of [...]

The AI world is surely dominated by python, but things are moving in our loved PHP ecosystem too. LLPhant is building on the experience of LangChain and LLamaIndex in order to build a [...]

In this workshop, you’ll learn how to implement user authentication using Passkeys in your web and mobile applications, enhancing both security and user experience. Through hands-on coding, you’ll build a project that leverages [...]

Even with AI doing the (some) coding for us, specifying *exactly* what is needed and how to implement it is *hard*. How do you know you’ve got it down? When do you know [...]

Software development serves as a tool for automating solutions to problems. However, it's common for us to select frameworks, make architectural decisions, and begin writing code long before fully grasping the problem at [...]

Software development serves as a tool for automating solutions to problems. However, it's common for us to select frameworks, make architectural decisions, and begin writing code long before fully grasping the problem at [...]

Even with AI doing the (some) coding for us, specifying *exactly* what is needed and how to implement it is *hard*. How do you know you’ve got it down? When do you know [...]

Even with AI doing the (some) coding for us, specifying *exactly* what is needed and how to implement it is *hard*. How do you know you’ve got it down? When do you know [...]

Even with AI doing the (some) coding for us, specifying *exactly* what is needed and how to implement it is *hard*. How do you know you’ve got it down? When do you know [...]

In this workshop, you’ll learn how to implement user authentication using Passkeys in your web and mobile applications, enhancing both security and user experience. Through hands-on coding, you’ll build a project that leverages [...]

## Workshop Abstract Ever wondered how fitness apps work behind the scenes? Join us for an exciting hands-on workshop where we'll build RunningM8, a user-friendly app that helps you track your runs and [...]

The 2024 aftermovie for The Dutch PHP Conference is here! Relive the conference, immerse yourself in innovation, and get inspired. Watch the highlights and get a glimpse into the future of PHP development.

Could you imagine going to the hospital in a wheelchair and not being able to get inside due to the 20 steps of stairs you have to take without the option of a [...]

The covid pandemic is over. But we are facing another from which we suffer daily. The pandemic of inactivity. However, there is a fun way to deal with it! As a team, with [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

Next.js, a JavaScript framework developed by Vercel, has garnered considerable attention. Offering many excellent features and advantages, it stands out as a top choice for building state-of-the-art web applications. A primary objective is, [...]

Do you have a multi-day ticket but is the session of your choice already fully booked and you don't like the alternatives? You can always choose the 'movie passe-partout'. Since the event is [...]

Hey fellow web developers! Understanding how the browser does its thing is key for us. Have you ever thought about what happens when a Promise is done doing its job? Or maybe you've [...]

In a world of 5G (no conspiracy theories please!) smartphones, smart TVs and smart homes, we're inviting more tech into our lives than ever. We're sleepwalking into a future nobody asked for, but [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

Well written instructions, informative comments throughout code, clearly scripted screencasts, and smart information architecture can take complex code and make it accessible to new developers. In the age of code sharing, this can [...]

Netflix is a global leader in video streaming and has always been known in the valley for its culture document, a seminal work in setting the context about culture. In this session, I [...]

Failing facial recognition, assimilation of black people to gorillas on Google… Racism in the user experience can sometimes manifests itself in a spectacular way. However, it is not only in these examples that [...]

Have you ever considered securing your app data within the browser? Let’s understand how encrypting your data in the browser enhances overall security. In this talk Aakansha will be deep-diving into the world [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

When it comes to privacy, encrypted data-in-transit (eg: HTTPS) or encrypted data-at-rest (eg: encrypted hard-disks) schemes provide sufficient cryptographic guarantees in the battle to protect it. The unresolved problem is encrypting data-in-use. Currently, [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

In the dynamic world of software development, ensuring the quality and reliability of applications is crucial, and test automation plays a vital role in achieving this. However, with a multitude of test automation [...]

As wikipedia states: chindōguis the practice of inventing ingenious everyday gadgets that seem to be ideal solutions to particular problems, but which may cause more problems than they solve. The term is of [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

As developers, we usually work on fancy devices with super fast and stable internet connections. It might be a complete shock for you, but most of your users aren’t. With the incredible power [...]

Join us for a deep dive into web performance optimization where JavaScript execution meets real-world responsiveness. Explore the inner workings of the V8 engine, dissect TBT and long tasks, and understand the delicate [...]

As of 2024 it is entirely normal to ship software as 350MB containers, or to have code with 1600 dependencies. This is already not great, but the growth in code size has been [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

Profiling is commonly associated with performance optimization, but its applications extend far beyond that. One other use case of profiling is that it can help you understand how a language works. In this [...]

In the modern API economy, ensuring the reliability and stability of APIs is crucial. While the testing pyramid is a well-established framework for creating high-quality software, API testing adds a different dimension, especially [...]

Common patterns implemented with JavaScript are being replaced with "native" CSS and HTML equivalents that end up being more performant, more accessible and more resilient. Features like accordions, Autosuggest, smooth scrolling, dialogs, parallax [...]

The Uncon Track is designed for spontaneous collaboration, lively discussions, and meaningful connections. Unlike the other sessions, this track empowers attendees to shape the conversation themselves and explore topics of their choice. Feel [...]

Get ready to embark on a journey into the depths of TypeScript. We'll be exploring the often overlooked, yet powerful, features that lie beneath the surface of this versatile language. But we're not [...]