Co-founder & CTO of Etixio
An entrepreneur and CTO, Mathieu leads engineering at Etixio, from architecture to the production release of software and AI solutions.
Background
Before Etixio, Mathieu Bernard co-founded Bocasay with Julien Goumet. Together, they grew it to more than 170 people.
At Etixio, he leads engineering: architecture, code quality and building AI into clients’ software, from AI agents to taking POCs to production.
His articles cover software development (PHP, Symfony, React, security), technical choices and what it takes for an AI project to actually work in production.
19 articles
You start the month with 40 tickets in your backlog. Your team handles 35. Yet at the end of the month, 52 remain. The math reveals something important: while the team was closing 35 tickets, 47…
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When Laurent, CTO of an SMB that publishes a SaaS product, saw his roadmap stretch further month after month, he realized his team of two developers would no longer be enough. Here’s how we built a dedicated Symfony team with him, from the first meeting to full capacity.
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Many SMBs approach Odoo as software that you simply install, configure and then present to users. Yet Odoo configuration and Odoo implementation are two different undertakings. Configuration…
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Many SMBs and startups need technical vision but can’t, or don’t want to, hire a full-time CTO. The role is too expensive, the need isn’t full-time, or the right profile is simply impossible to find…
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A CTO considering offshore often has the same barely admitted concern: once the contract is signed, will quality collapse because the team is 8,000 kilometers away? The quality of an offshore project does not depend…
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Building a website or a digital platform is now a strategic decision. Beyond an online presence, companies expect their digital tools to support their growth, improve their…
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What if the real challenge wasn’t technical? You have a working POC. An agent that answers, reasons, retrieves information from your internal tools and chains three or four actions without a hitch. In a demo, it’s…
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On an e-commerce platform, the important issues don’t always show up as big strategic projects. They often surface in tasks repeated every day: a stuck order, an incomplete product page…
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Before choosing a technology, you need to choose what you really want to build. You’ve been asked this question as if the answer were obvious. WordPress or custom development? Shopify or a proprietary platform…
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Many companies reach the same point: Excel files multiply, tools don’t talk to each other, teams re-enter the same information several times, and decisions rely on…
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Vibe coding has changed the way many ideas take shape. In a few hours, you can create a first interface, a form, a dashboard, an internal application or even the beginnings of a SaaS. Where…
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Agentic AI is transforming the way web applications interact with their users. Where a classic chatbot simply followed a fixed decision tree, an AI agent reasons, plans and acts…
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Symfony AI as of September 2026: what Platform, Agent, Store and the MCP Bundle do, what their experimental status means, a PHP agent example and our advice for adopting it.
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Compromised popular packages, self-spreading worms, stolen tokens: what happened on npm since 2025, what changed and seven concrete settings to take back control.
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What to monitor, what to hand over or keep in-house, how to define service levels and stay in control: the practical points for outsourcing IT monitoring.
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Symfony 7.4 LTS or the 8.x branch: the actual maintenance schedule as of September 2026, PHP requirements, the new features that matter and a concrete migration plan.
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Claude Code, Codex, Copilot, Cursor: the families of coding agents in 2026, what they really change, and how we govern them (permissions, secrets, prompt injection, cost).
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UI, sessions, APIs, React Server Components and Server Actions: concrete rules to secure a React application in 2026.
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Supported versions, frameworks, quality tooling, application servers and AI: where PHP stands in 2026 and the choices that matter for a business application.
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