Jan Zoutendijk

Jan Zoutendijk

Senior front-end developer with more than 20 years of experience

Troelstraweg 105
3732CC De Bilt
The Netherlands
+31(0)6 453 00 459
jan@zoutendijk.co
Linkedin
Nationality: Dutch
Date of birth: 16 September 1986

Technical skills

HTML/CSS
Javascript
TypeScript
React
Next.js
VueJS
Accessibility
Performance
Node.js / npm
Git
CI/CD
PHP
Wordpress
Laravel
MySQL
Linux

Soft skills

I am used to work with all stakeholders within a project and I have excellent communication skills. People say I’m a problem solver, pragmatic and a critical thinker.

Experience

Senior Full-stack developer and Consultant at Unie van Waterschappen (Freelance)
January 2025 - Present
  • Building accessible front-end interfaces complying to WCAG 2.2
  • Customizing the WordPress Gutenberg block editor with custom blocks and custom toolbar buttons
  • Maintaining and optimizing multiple WordPress and Laravel applications
  • Improving workflow and processes, such as implementing git and CI/CD pipelines
  • Advising on technical decisions, architecture and best practices
Tools and techniques
  • React / Next.js / TypeScript
  • WCAG 2.2 / WAI-ARIA / WCAG-EM
  • Wordpress / Gutenberg / TinyMCE / ACF / multisite / custom themes / custom plugins / WP REST API / WP-CLI
  • Laravel / Blade
  • Vite / Webpack / npm
  • SASS / ES6 / HTML / PHP / MySQL
  • Git / Jenkins / Docker
  • Cloudflare / Apache / nginx / Varnish
  • System administration / Linux
Examples
Senior Full-stack Developer at Alpina (Freelance)
January 2023 - November 2024
  • Building accessible funnels with VueJS and TypeScript
  • Optimizing multiple WordPress websites with focus on accessibility and Web Vitals
  • Maintaining a Laravel + Vue 3 stack
  • Implementing CI/CD pipelines
  • Mentoring other developers
Tools and techniques
  • Vue 3 / TypeScript / Pinia / Vue Router / Axios
  • WCAG / Web Vitals
  • Laravel / Blade / REST API
  • Wordpress / ACF / multisite / custom themes / custom plugins
  • Webpack / Gulp / Composer
  • SASS / ES6 / HTML / PHP / MySQL
  • Git / Bitbucket pipelines / Docker
  • Cloudflare / Apache / nginx
  • System administration / Linux
Examples
Owner Zout&Dijk Webdesign
May 2008 - Present
  • Developing front-end interfaces with React, Next.js and TypeScript
  • Building WordPress and headless (JAM stack) websites
  • Working with and managing a multi-disciplinary team
  • Client communication, account management and strategy
Tools and techniques
  • React / Next.js / TypeScript / GraphQL / JAM Stack / Angular
  • Wordpress / ACF / custom themes / custom plugins / Twig / Timber / WP REST API / WP-CLI
  • Webpack / Gulp / Composer / npm
  • SASS / ES6 / HTML / PHP
  • Git / Bitbucket pipelines
  • System administration / Linux / Apache / VPS
Examples
Senior Full-stack developer Duet Digital (Freelance)
Jan 2019 - Aug 2019
  • Developing accessible government websites compliant with WCAG guidelines
  • Building front-end with WordPress and modern toolchains
Tools and techniques
  • WCAG 2.1
  • Wordpress / ACF / custom themes / custom plugins / Twig / Timber
  • Webpack / Gulp / Composer
  • SASS / ES6 / HTML / PHP
  • Git
Examples
Senior Full-stack developer Diks Verzekeringen (Freelance)
Nov 2017 - Nov 2018
  • Improving website performance
Tools and techniques
  • WCAG / WAI-ARIA
  • Critical CSS
  • Caching
  • Responsive images
  • Lazy loading
  • Code optimizations

Education

BA Communicatie- en informatiewetenschappen
Universiteit Utrecht (Completed: 2010)
Specialized in the area of New media and Digital culture. Thesis about Facebook and social capital.
Propedeuse Mediatechnologie
Hogeschool Utrecht (Completed: 2005)
Specialized in webdesign. 120 ECTS in 2 years. Relevant areas that were covered: Design (photoshop, illustrator), programming (Java, JSP, HTML, CSS, PHP, SQL), database management, computer science.

Certifications

Professional Scrum Master I
Scrum.org (Completed: 2020)
Front-End Web Development with React
The Hong Kong University of Science and Technology (Completed: 2019)
CS50: Introduction to Computer science
Harvard University (Completed: 2019)

Courses

Docker Mastery: with Kubernetes + Swarm
Udemy (Completed: 2026)
Master Laravel & PHP: From Beginner to Advanced
Udemy (Completed: 2022)
The Complete Git Guide: Understand and master Git and GitHub
Udemy (Completed: 2021)
The Ultimate MySQL Bootcamp
Udemy (Completed: 2020)
Complete Intro to React, v5
Frontend Masters (Completed: 2018)
Intermediate React, v2
Frontend Masters (Completed: 2018)
Data Structures and Algorithms in JavaScript
Frontend Masters (Completed: 2017)
Javascript: The Hard Parts
Frontend Masters (Completed: 2017)