Projects, References and Case Studies
My Work as a Frontend Web Developer
Selected work samples, customer testimonials and case studies demonstrate the added value of my work as a web developer: beautiful, efficient and successful websites, web apps and online shops that convert and inspire. Both sections show how I work, the results I produce, and what clients say about our collaboration.
I work as a freelancer for companies and agencies, but I generally also accept projects from startups and other freelancers.
View my projects and case studies and see what my clients say.Projects: Websites, Shops and Case Studies
Portfolio: Style Consultant
Kleiderordnung.Berlin is sustainable stylist Tina Steinke's portfolio website. The multilingual, responsive CMS theme is search engine optimised and environmentally friendly, with subtle animations and scrolling effects.
HTML CSS JavaScript PHP CMS
Portfolio: Financial Consultant
Front-end web development: a minimalist design with a focus on typography and layout, implemented as a flexible theme for an accessible and responsive portfolio website with a content management system.
HTML CSS JavaScript PHP
Plugin for Shopware
Price transparency increases customers' trust. The Shopware extension "Cost Transparency complements the product details in Shopware 6, adding data visualisation of the various price components. Shopware tested and published it as an extension in the Shopware store.
Shopware 6 PHP Twig CSS JavaScript
Native Web Themes
resulting in the successful migration of existing and quick setup of new portals for a renowned online service provider.
PHP JavaScript CSS Cypress Docker
Design System
SCSS CSS Fractal Handlebars HTML
React-Web-App
As a front-end developer in the Sevenval/Avenga team, I developed and expanded components of the React web app "wao.io" for configuration and real-time data visualisation of website optimisations.React JavaScript Storybook CSS-in-JS
Responsive Portfolio
"gemeva", an abbreviation of "common sense", is the title of the Swiss consultant and project manager, Tanja Berger's portfolio. I developed a responsive WordPress theme based on Michael Berger's graphic design.WordPress JavaScript HTML CSS
Astro + React Web App
Proof of Concept of a web app for an interactive presentation of IT textbooks. Quality assurance using Storybook, Vitest and Playwright. I published the specially developed front-end module hexagonal-masonry-placement as open source software on GitHub and npm.Astro React TypeScript Tailwind Playwright
Maintenance and Development
In addition to long-term support for my regular clients, I have also taken over the maintenance of existing projects for new clients, such as Linuxhotel, a training and conference hotel.This included improving loading performance and SEO, as well as extending and optimizing a complex, multilingual course scheduling system.
PHP Symfony WordPress JavaScript CSS
References and Testimonials: What my Customers say
Ingo brings together technical expertise and strong conceptual thinking. What stands out in particular is his ability to consistently find effective solutions to any problem. Last but not least, he is characterized by his strong commitment to sustainability.
We particularly appreciate his ability to find pragmatic and sustainable solutions for complex legacy code.
We had good communication and alignment throughout the process. Ingo was agile in understanding my needs and setting expectations. I would totally recommend working with him!