Profile illustration of Tineke Timmerman

Tineke Timmerman

Making Digital Systems Human-Friendly

Design Technologist | UI Developer | Front-end Developer | HTML5 & CSS specialist | Accessibility | ♬

Services

Design

  • UX Design
  • UI Design
  • Accessibility Design
  • Graphic Design (hobby)

Development

  • Front-end and UI Development
  • Design systems / component libraries
  • Accessibility Development
  • Theme Development

Project management

  • Project Lead
  • Product Owner
  • UI coach
  • Accessibility Consultant

Competencies & skills

Tech & Tools

Responsive (S)CSS / Flexbox / Bootstrap
Node.js toolchain (NPM/Yarn/Webpack)
Frameworks (Angular/React/Vue)
Git workflows (GitHub/Bitbucket)
Shopify/Liquid customisation
Data & APIs (REST/SQL)
Editors & DX (VS Code)
Docker (dev containers)

Core expertise

HTML / CSS / SCSS
Design systems: Storybook / Atomic Design
Accessibility engineering (WCAG)
JavaScript / TS

Accessibility & Content Governance

Content workflows (Confluence/Contentful/Airtable)
Team enablement (training & workshops)
Human-centred design & content strategy

Program Management (Agile)

Scope & stakeholder management
Agile / Kanban / Scrum
Cross-disciplinary collaboration
Jira / Confluence / Airtable

Design

Content creation (video, training & presentations)
Adobe: Photoshop & Illustrator
Figma
Sketch
InVision

Project Types

Applications
eCommerce
Finance
(Semi-) Government
Events & Culture
TV & Broadcasting

Clients

A selection of client's I've worked with.

Company logos

Currently

Since November 2024 leading Accessible Digital Content for KPN’s Consumer Market, while supporting UX, Dev and Customer Journey to embed accessibility across the digital experience.

Contact info

Contact me on LinkedIn
if you have something exciting for 2026!

More about my work