SensioLabs Stories

May 25, 2026 Mathieu Santostefano New

Multiply your AI development speed using Git Worktrees

Say goodbye to context switching and the "stash-and-switch" headache. By leveraging Git Worktrees alongside modern AI agents, you can now isolate environments and handle bug fixes in parallel while your AI builds features in the background. It’s a total DX game-changer that turns your Git workflow into a multi-threaded powerhouse.

A man sculpting a rock with PDF written on it

April 17, 2026 Steven Renaux

Create a Custom Builder - A GotenbergBundle Story

In a previous article, we explored how to generate your first PDF in a few lines of code using Gotenberg and GotenbergBundle, a Symfony bundle that wraps Gotenberg's HTTP API to convert HTML or Office files into PDFs. That was a great start. But what happens when your application needs to generate multiple different PDFs, each with its own layout, styles, data?

Nicolas Grekas standing on stage at SymfonyLive Paris 2026

April 7, 2026 Jules Daunay

SymfonyLive Paris 2026: AI Revolution and a Peak Reunion for Team SensioLabs

The final curtain has fallen on SymfonyLive Paris 2026, and we're still buzzing ✨ (and seeing lines of code). As Symfony's creator and a long-time core sponsor, SensioLabs couldn't have picked a better moment to celebrate open source, innovation, and, most importantly, the amazing community that supports us.

March 4, 2026 Imen Ezzine

Behind the Scenes: 3 Collaborative Ceremonies for Better Development

Following a recent LinkedIn post, I wanted to write this article to describe 3 ceremonies that truly made an impact on me during one of my latest missions: Event Storming, Example Mapping, and Domain Storytelling.

January 30, 2026 Silas Joisten

The Developer Experience Revolution 2026

Discover why Developer Experience matters more than ever and how better tools, smarter workflows, and a culture of learning can transform the way teams build software.

Nicolas Grekas with a mic in his right hand raising his left hand on stage at SymfonyCon Amsterdam 2025

January 23, 2026 Jules Daunay

Symfony 8: Stability, Security, and Innovation for Developers

To celebrate the launch of Symfony 8, we sat down with Nicolas Grekas, an emblematic figure in open-source and a major contributor to the framework. Between new JSON components, security hardening, and native integration with PHP 8.4, Nicolas explains why version 8 is a natural continuation of previous Symfony versions, without disrupting businesses. Read on for an overview to help you understand what's new and approach your upgrade with confidence.

January 20, 2026 Silas Joisten

Why PHP Powers the Enterprise Web: The Strategic Advantage Companies Cannot Ignore

PHP remains one of the most reliable and cost effective backend technologies for enterprise systems.

January 20, 2026 Elise Hamimi

Boost Your Interfaces: Learn Symfony UX with the New Official Training by SensioLabs

In just a few years, Symfony UX has become a favorite among Symfony users. Perfectly aligned with modern developers’ priorities, it allows you to easily build interactive, high-performance interfaces without leaving the comfort of the framework. It was time to bring this to our training catalog. That’s why we are proud to officially launch our new Symfony UX training program.

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December 30, 2025 Rémi Brière

Giving Meaning to Agility with Evidence-Based Management

Agile frameworks, such as Scrum and Kanban, are well-known for helping teams focus more effectively on creating value and adapting to changes more easily. However, agility doesn't stop at the team level. Some approaches also address decision-makers and organizations. Evidence-Based Management is one such approach, offering a different perspective with its structured value and progress management based on concrete evidence.

December 5, 2025 Elise Hamimi

SymfonyCon Amsterdam 2025: Our Recap and the Highlights

After an iconic first edition in 2019, SymfonyCon made its big comeback to Amsterdam. From the start, you could feel the energy of a highly anticipated conference: more than 1,200 attendees, 39 nationalities, the biggest Symfony community reunion of the year, great discoveries... and a fun atmosphere. This year was extra special because it was the 20th anniversary of Symfony. SensioLabs was there: we'll tell you all about our experience there!

November 20, 2025 Silas Joisten

Why Tests? Explained for Management

For business leaders: why testing matters for ROI, risk reduction, and agility explained in management language with numbers and real case studies.

November 14, 2025 Imen Ezzine

Code Review: Types, Organization, and Best Practices

Code review is an essential step in the software development cycle. It improves code quality, reduces bugs, and encourages knowledge sharing within the team. GitLab and GitHub, two of the most popular code management platforms, offer advanced features to facilitate this process. This article covers the various types of code reviews, how to organize them, and how to use templates and checklists to make PRs (pull requests) more efficient.

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October 31, 2025 Alexandre Nesson

Scrum Guide Expansion Pack (2025): Key Insights You Need to Know

A new building block has been added to the Scrum Guide to enrich it! Does it offer real value, or is it just window dressing? Read on to find out in this article written by one of our experts.

The SensioLabs team celebrating the 20th anniversary of Symfony with balloons

October 31, 2025 Jules Daunay

The Story Continues: SensioLabs Celebrates Symfony's 20th Anniversary

Time flies, especially when you're busy shaping the future of development! The SensioLabs team has just reached a milestone with the anniversary of the Symfony framework. We marked the occasion at the office, but the party isn't over yet. The date is already set for an XXL celebration at SymfonyCon Amsterdam 2025, from November 27 to 28.

October 17, 2025 Oskar Stark

PHP 8.5's New URI Extension: A Game-Changer for URL Parsing

PHP 8.5 introduces a powerful new URI extension that modernizes URL handling. With support for both RFC 3986 and WHATWG standards, the new Uri class provides immutable objects, fluent interfaces, and proper validation - addressing all the limitations of the legacy parse_url() function. This guide shows practical before/after examples and explains when to use each standard.

October 16, 2025 Silas Joisten

The Tab Trap: Why Forcing New Tabs Is Bad UX

We’ve all done it — added target="_blank" to a link to “help users” stay on our site. But what feels like a harmless convenience often creates confusion, breaks accessibility, and introduces hidden security risks.

September 8, 2025 Mathieu Santostefano

Bring Your Own HTTP client

Break free from rigid dependencies in your PHP SDKs. Learn how to use PSR-7, PSR-17, and PSR-18 standards along with php-http/discovery to allow users to bring their favorite HTTP client, whether it's Guzzle, Symfony HttpClient, or another. A must-read for PHP and Symfony developers.

Vegetables on a wooden board with a knife with a pan on top

August 1, 2025 Rémi Brière

Why Scrum Fails (and How to Fix It) - Part 2

Scrum is often seen as the obvious framework for structuring and energizing product development, especially digital products. However, its adoption doesn't automatically guarantee success. So, what does Scrum really enable? More importantly, what are the conditions necessary for its effectiveness? And, above all, what pitfalls should be avoided to ensure it becomes a real asset?

Blue sign on a building with several Now What? letters

July 25, 2025 Thibaut Chieux

How To Prioritize Messages When Building Asynchronous Applications With Symfony Messenger

Asynchronous processing offers benefits like decoupled processes and faster response times, but managing message priorities can become a challenge. When dealing with tasks ranging from password resets to complex exports, ensuring timely delivery of critical messages is essential. This article explores common asynchronous processing issues and provides solutions using Symfony Messenger, allowing you to optimize your application without extensive refactoring.

SensioLabs University Courses announcing the new level 3 Master training course now available

July 1, 2025 Jules Daunay

Master Symfony: Unlock Expert Skills with Our Training

Take your Symfony proficiency from good to great with the new Level 3 training course at SensioLabs! Master complex topics, optimize performance, and become a Symfony expert.

June 23, 2025 Oskar Stark

What's New in PHP 8.5: A Comprehensive Overview

PHP 8.5 will be released in November 2025 and brings several useful new features and improvements. This version focuses on developer experience enhancements, new utility functions, and better debugging capabilities.

June 20, 2025 Steven Renaux

Symfony Lazy Services with Style: Boost DX using Service Subscribers

Boost your Symfony app's performance and developer experience! Learn how to use Service Subscribers and traits for lazy service loading to reduce eager instantiation, simplify dependencies, and create modular, maintainable code.

the surface of the earth seen from the space with city lights forming networks

June 6, 2025 Imen Ezzine

HTTP Verbs: Your Ultimate Guide

HTTP Verbs Explained: Learn the basics of GET, POST, PUT, DELETE, and more. This article explains how they work, their applications, and their security implications.

Poster of Guillaume Loulier presentation

April 29, 2025 Salsabile El-Khatouri

A Symfony Training at SensioLabs: Behind The Scenes

What does Symfony training at SensioLabs look like? Find out in this interview with Guillaume Loulier, a passionate developer and trainer, who tells us all about the official Symfony training courses.

April 25, 2025 Silas Joisten

Building AI-Driven Features in Symfony

AI is transforming web development — and with php-llm/llm-chain, PHP developers can easily add powerful LLM features to Symfony apps. This guide shows you how to get started with chatbots, smart assistants, and more.

April 18, 2025 Silas Joisten

Supercharging Symfony Testing with Zenstruck Foundry

Zenstruck Foundry has revolutionized the way we write tests in Symfony. In this post, you’ll learn how expressive factories, isolated test data, and a smoother developer experience helped us streamline our testing workflow and boost productivity.

April 11, 2025 Oskar Stark

Rewriting vs. Refactoring Legacy PHP: Finding the Right Balance

Discover when to rewrite legacy PHP applications from scratch versus incrementally refactoring them. Learn practical strategies for modernizing outdated codebases while maintaining business continuity.

Photo de groupe devant le stand SFLIVE PARIS

April 8, 2025 Elise Hamimi

SymfonyLive Paris 2025: talks, community and 20 years of Symfony

On March 27th and 28th, the French-speaking Symfony community gathered at the Cité Internationale Universitaire de Paris for another edition of SymfonyLive Paris. This year, in addition to inspiring conferences, great workshops and community time, Symfony enthusiasts kicked off the official celebration of Symfony's 20th anniversary.

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