I design the productsthat shapewhat companies do next.

Fifteen years. CX platforms, AI tools, mobile, enterprise.
The products companies bet their direction on.

Strategy/Systems/Storytelling

CurrentlyProductboard
PreviouslyZendesk · 6 years
Experience15+ years
BasedDublin · IE
Contact
hello@simontierney.design

A selection of the workI’m most proud of.

The work that shaped where things went, that made businesses stronger, and that I learned the most from.

20162026
Case study
2025–2026

Reframed Productboard for a market AI was rewriting.

The vision, architecture and working prototypes behind its repositioning as an AI-native tool.

Case study
Zendesk platform redesign — modular architecture
2024–2025

Shaped a strategic redesign built to scale the Zendesk platform past $1 billion.

Restructured the live platform into a modular system, flexible enough to customise into adjacent verticals and fast enough to experiment on in an AI world.

Case study
Zendesk conversational AI vision
Zendesk conversational AI vision
2023

Shaped the AI vision that became Agent Copilot at Zendesk.

Built early, argued through the organisation, now a core product carrying multi-year investment.

Note
Helping Holafly build a stronger design practice from the inside
2025

Reset how Holafly’s design team works together.

A consulting engagement with the CPO, breaking down silos and rebuilding how the team collaborates, communicates and solves.

Case study
Notifications: modular card system
Notifications: modular card system
2023–2024

Found $13M ARR in a problem no one had owned.

A self-initiated project that went on to shape a platform redesign.

Case study
Mobile CX: deskless team experience
2022–2023

Rebuilt Zendesk Mobile for the customer the desktop product ignored.

Self-initiated. Pitched the CEO, launched as a headline product at Relate.

Note
Unity SDK: native support in 3D game environments
2023

Opened mobile gaming for Zendesk with a native Unity SDK.

Zendesk × Rovio. A vertical the web-first product couldn’t reach, entered with one clean install.

Note
Scaled Ireland’s most-funded AI startup as first designer
2016–2019

Turned Boxever’s black-box AI into something enterprise teams could run.

First designer. Ireland’s most-funded startup then, Forbes-recognised, acquired by Sitecore.

Available for new work

The best work starts as a conversation.

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