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Cases and more

Welcome to my blog! My Name is Holger Hellinger. As a Director of Experience Engineering at Publicis Sapient, I bring over 20 years of expertise in leading dynamic teams and managing innovative web projects. This space is where I'll share case studies, code snippets, and insights into creating user-centric, accessible web experiences. Dive into my world of Agile project management, web design, SEO, and effective CMS scaling. Join me in exploring the intersection of technology and leadership, and how these elements combine to forge exceptional digital experiences.

Latest 4 Posts

  1. Rethinking CSS Layouts – More Than Just Flex

    Many developers today only know Flexbox. Grid, Flow-Root, Float or Container Queries are almost forgotten. Here is a clear overview with examples.

  2. E-Commerce Website Audit Framework

    A complete framework to audit e-commerce websites. Covers SEO, performance, accessibility, architecture, code quality, integrations, and security – with tools, do’s and don’ts, and actionable deliverables.

  3. Design System Migration with MCP and Slingshot

    How I removed UI from TSX to build a design system layer on top of a core component library, connected with MCP servers, and powered by Sapient Slingshot.

  4. Supercharge GitHub Copilot's Agent Mode

    Learn how to extend GitHub Copilot in VS Code using MCP servers. This guide shows how to connect tools like Jira or NX, write custom instructions, and create smarter developer workflows with agent mode.

21 more posts can be found in the archive.