Andrew Mason

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As a dedicated Senior Design Engineer, I excel at blending design and technology to create captivating web experiences. My expertise with web technologies and interactive media, combined with a keen interest in emerging tech like Machine Learning, enables me to deliver innovative user interfaces. I thrive in collaborative environments, using my skills to enhance user experiences and drive impactful digital storytelling.



  • JavaScript - ESNext
  • TypeScript
  • CSS - Sass
  • HTML5
  • Node.js - Deno - Bun
  • Bash - Shell


  • React - Preact
  • Three.js - Pixi.js
  • Generative AI
  • Machine Learning
  • Webpack - Esbuild
  • Git - Perforce

Web UI

  • UX responsive design
  • Performance analysis
  • Media Optimisations
  • WebGL
  • Accessibility - WAI


  • VSCode
  • Chrome DevTools
  • Figma
  • Photoshop - Gimp
  • Illustrator - Inkscape

Cloud & OS

  • AWS - Azure - GCP
  • Serverless functions
  • CDNs - REST APIs
  • Linux
  • Mac
  • Windows


UI Engineer | Rare

Aug 2022 – March 2024

My role at Rare was to deliver UI features for Sea of Thieves and prototype UI for their next-gen title, EverWild:

  • Coded UI components and services for Sea of Thieves using TypeScript, SASS and Coherent Gameface.
  • Developed prototypes demonstrating advanced UI features in Rare's next-gen game, Everwild.
  • Provided technical expertise during creative sessions, collaborating directly with designers using Figma to turn designs into interactive UI components.
  • Conducted research on the latest industry technologies, ensuring cutting-edge solutions for in-game UI.
  • Optimise in-game UI performance and memory usage using Chrome DevTools and Xbox PIX captures.
  • Authored, unit-tests, JSON data contracts and TypeScript definitions for Unreal event models.
  • Improved workflow efficiency by analysing UI deployments, reducing unit test runtime by 90% and build times by 16 minutes.

Senior Prototyper | The Telegraph

Jul 2018 – Apr 2022

Worked within the Product team, collaborating with designers and journalists to create prototypes, interactive web experiences, and visual stories:

  • Created Milton, an award-winning open-source Figma plugin using TypeScript and React that allows designers to convert Figma designs into responsive HTML with just a few clicks.
  • Developed “A Year in Lockdown” an interactive scrolling story built with a custom in-browser editor, achieving over 100K views and a 15-minute average dwell time, and an SND award.
  • Built a video-wall interactive for the newsroom and lobby, animating real-time captures of the Telegraph’s homepage and print paper. The frontend was powered by TypeScript, React, and Pixi.js, while the server used Node.js, Puppeteer, Google Cloud Functions, and Firebase.
  • Developed a React app, enabling video editors to create embeddable animations using Lottie JSON, complete with a GUI for customization and a self-contained HTML output.

UI Engineer | Simpplr

Feb 2018 – May 2018

  • Developed UI components in React, Redux, and Immutable.js for a large-scale single-page application.
  • Authored RESTful JSON API specifications for Salesforce Database engineers.

Creative Technologist | The Guardian

Nov 2011 – Oct 2017

Part of the Interactive team, I developed bespoke data visualisations and interactive experiences.

  • Led the technical delivery of several interactive virtual reality episodes.
  • Oversaw external development of the Guardian VR platform on Google Cardboard/Daydream, and Gear VR.
  • Created the WebGL 6x9 promotional site using three.js, shaders, and custom animation tools.
  • Created live election data-dashboards using D3 and powered by Node.js and S3.
  • Built in-house tools allowing designers to embed illustrations directly onto the Guardian website.

Front-End Developer | BBC

Apr 2010 – Nov 2011

  • Developed UI for the BBC homepage redesign.
  • Produced WCAG AAA compliant code, supporting a broad range of web browsers.
  • Collaborated with UX designers to prototype and validate UI interactions.

Senior Developer | Digitas (AKQA)

Mar 2008 – Apr 2010

  • Managed UI development of a multilingual booking system in Dubai.
  • Established an internal innovation lab to foster collaboration between design and development teams.
  • Created and presented proof-of-concept prototypes for client pitches.


BA (Hons) Creative Multimedia | Teesside University

2001 – 2005

  • Developed a point-and-click adventure game with an audio-only interface for the visually impaired.
  • Studied Human-Computer Interaction and multimedia creation, including video and audio production, 3D modelling, and web development.


  • Enthusiastic about developing Local Large Language Models (LLM) using tools like llama.cpp and Ollama, exploring their potential for offline AI applications.
  • Passionate about machine learning and generative AI, and experimenting with new models and techniques.
  • I enjoy creating art projects exploring themes such as privacy and surveillance of webcams, drawing inspiration from Philip K. Dick's work.
  • Developed a glitch generation tool to experiment with databending of images and learn about the technical details of JPEG compression artefacts.
  • I have a strong interest in both retro and modern video games, as well as 8-bit computing and 3D rendering technology.
  • I'm fascinated by the Demoscene, a community of artists and programmers who create demos within strict technical constraints, as well as 64K demos and ROM hacking.
  • Keen on reverse engineering, performance analysis, and internet security.