I'm Mark Duiker,
a digital product designer.

Core disciplines

Digital product design, user experience design, illustration, video editing, 2D game art and front-end web development.

Common deliverables

Web apps, mockups, prototypes, wireframes, infographics, project briefs and design direction documents.

Connect with me

Navigating Next event brand

August 2021

Ontario Trillium Foundation's Financial Position Calculator

January 2020

Character design and animation for a promotional video.

March 2019

Ontario Trillium Foundation's Application Coaching Booking tool

July 2019

The Popcorn League's logo

Our movie fantasy league. Find out more at popcornleague.com! (March 2019).

Sector Insights logo

December 2018

Kids Help Phone's Words of Wisdom web app

UX and visual design.

This single-page web app is multi-lingual, keyboard and screen reader accessible and fully responsive. (June 2018).

Kids Help Phone's Multiple Choice Quiz engine

Design and front-end development. This engine features a keyboard and screenreader accessible, mobile-first responsive build and accepts JSON formatted multilingual quiz data with a variety of options for displaying answer feedback. (March 2018)

Kids Help Phone's Digital detox: How to unplug and recharge infographic

Visual design and illustration.
(November 2017).

Kids Help Phone's 9 Tips for Difficult Conversations with Teachers infographic

Visual design and illustration.
I developed the design for this infographic that Kids Help Phone launched on World Teachers Day (October 2017).

Kids Help Phone's Bullying Incident Report web app

UX and visual design.

This single-page web app is multi-lingual, keyboard and screen reader accessible and fully responsive. It makes use of the jsPDF library to dynamically generate a PDF report at the end of the experience. (September 2017).

Kids Help Phone's The Ascent game

I developed the game design, game art, user interface & engine for this mobile cooperative puzzle platformer game using the HTML5 phaser.js game framework. (October 2015)

Kids Help Phone's Have You Got the Green Light? infographic

Visual design. (October 2015)

Kids Help Phone's Pic'd game

I designed the user experience and interface for this branching narrative mobile game. I also developed the engine from scratch in HTML. (February 2015)