# Mike Sizer

> Leading Design at Haast

Location: Brisbane, Queensland, Australia
Profile: https://flows.cv/mikesizer

A systems-thinking, code-speaking Senior Product Designer with 10 years of experience crafting high-quality products across enterprise companies and early-stage startups. Known for great taste, a sharp eye for detail, and a bias for fast iteration. Based in Brisbane and looking to collaborate with ambitious, fast paced companies making a meaningful impact.

Product Design | App Design | Design Systems | Product Websites | Interaction & Prototyping | Web, iOS, Android

## Work Experience
### Senior Product Designer @ Haast
Jan 2025 – Present | Brisbane, QLD
Led the positioning, visual direction, and application of the company’s 2026 rebrand. Additionally overhauling the Framer website to deliver an interactive and engaging representation of the new brand.

Leading the design of the company's legal AI product. Quickly iterating features in response to evolving user needs. Building out a new design system to align the team around common quality goals and unlock large efficiency gains.

### Freelance Product Designer @ Speed Dial Design
Jan 2025 – Jan 2025 | Brisbane, QLD
Partnered with founders worldwide crafting high quality products and tools, making a meaningful impact for users, and driving
 business growth.

### Senior Product Designer / Design System Lead @ Trainline
Jan 2022 – Jan 2024 | London, England, United Kingdom
Led the direction and growth of Trainline’s Depot Design System.

Now a comprehensive system of 400+ components that spans three platforms including Web, iOS, and Android. Facilitating and encouraging a community driven culture. Scaling the contribution model from 1 Designer to over a dozen of the UX team and countless Engineers.

Built custom Figma plugin measuring design adoption, and gamified to increase usage.

On a daily basis the system increases the productivity of many teams and drives consistency, quality, and accessibility within the Trainline product.

### Product Designer @ Trainline
Jan 2018 – Jan 2022 | London, England, United Kingdom
Designed, prototyped, and delivered customer facing features across Web, iOS, and Android apps, including AI features.

Collaborating with leaders in Product and Engineering to organise and prioritise roadmaps.

Solving user problems whilst unlocking business value. Wrangling the complex domain of rail into intuitive customer experiences. Optimising landing pages for higher top of funnel conversion.

Setting a standard for exemplary design craft and inspiring the Design team with visionary mockups and prototypes.

### Designer and UI Engineer @ Wayve
Jan 2015 – Jan 2017 | London
Worked on the design and development of the Ad Builder, a canvas-based animation and creative web app that builds interactive and engaging ads.

Worked on the engineering team to re-implement the front-end code in React.

### Junior Developer @ GradWeb
Jan 2013 – Jan 2014
Worked within an Agile development team on the front end of C# ASP.NET projects, using JavaScript/jQuery, HTML5/razor and CSS daily. Interfacing with clients and completing work to deadlines. Also worked as the company's Creative Designer, designing user interfaces for new products and making branding/marketing materials.


## Education
### Bachelor of Science (B.Sc.) in Software Engineering
Solent University

### Ranelagh CE School


## Contact & Social
- LinkedIn: https://linkedin.com/in/mike-sizer
- Portfolio: https://speeddial.design

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Source: https://flows.cv/mikesizer
JSON Resume: https://flows.cv/mikesizer/resume.json
Last updated: 2026-03-31