Frontend & Rendering Engineer

Frontend and rendering-focused software engineer with 7+ years of experience building a mixture of React applications, TypeScript platforms, PixiJS/WebGL rendering systems and performance-sensitive browser experiences.

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ashley-cook@outlook.com

Colchester, UK

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Specialisms

React and TypeScript frontend architecture, enterprise UI, legacy modernisation, migration tooling, import/export workflows, product development and maintainable application systems.

Soft Skills

Experienced collaborating directly with enterprise clients and cross-functional teams.
Strong at rapidly onboarding into complex legacy systems and resolving production issues.
Comfortable working independently on technically ambiguous problems.
Strong communicator across technical and non-technical stakeholders.
Experienced balancing feature delivery, bug fixing and long-term maintainability.

Interests

Graphics and rendering technologies, AI-assisted development workflows, procedural content generation, interactive web experiences, emerging frontend technologies, game jams and rapid prototyping.

Experience Summary

Experienced in frontend architecture, rendering pipelines, migration tooling, interactive visualisation and enterprise SaaS development. My work spans modern React applications, Canvas/WebGL systems, browser games, platform integrations and large legacy systems where maintainability and performance both matter.

Key Technologies

Frontend Engineering

TypeScriptReactJavaScriptNext.jsHTML / CSS

Rendering & Interactive Systems

PixiJSWebGLCanvas APIGLSL / Shaders

Platform & Tooling

Node.jsREST APIsGit / GitHubGitHub ActionsJestESLint

Workflow & Collaboration

FigmaJiraAgile / ScrumGitHub CopilotClaude

Work Experience

StructureFlow

Canvas Developer

August 2023 - Present

Led work on migrating StructureFlow's core application from SVG rendering to a Canvas-based system, contributing to a higher-performance frontend experience for large client diagrams and workflows.
Developed React and TypeScript features across the platform's user interface layer, including metadata management, navigation systems, rich-text editing and operational tooling.
Developed new features using TypeScript within the Canvas rendering and interaction layers, contributing to diagram tooling, visual workflows and core user interactions.
Developed migration tooling and resolved complex data compatibility issues across legacy and modern platform versions.
Contributed to import/export functionality supporting PPTX, Excel, CSV, Word, PDF and image formats.
Balanced delivery of new product features with ongoing modernisation of legacy systems.
Worked directly with enterprise clients to resolve issues, support bespoke workflows and improve usability.
Resolved 14 production issues in the first 8-9 working days after joining.
Leveraged AI-assisted development tooling including GitHub Copilot and Claude to improve development efficiency, debugging workflows and delivery speed.

Playco

Midweight Game Engineer

September 2021 - March 2023

Collaborated with PixiJS maintainers on next-generation rendering technologies, including WebGPU/WGSL work, browser rendering pipelines, realtime graphics performance and rendering architecture improvements.
Worked with WebGL, GLSL shader effects and GPU-accelerated rendering techniques across browser-based games and realtime interactive applications.
Developed games for Facebook Instant Games, Discord and web applications.
Developed the open-source PixiJS game BUBBO BUBBO independently, showcasing professional architecture, tooling and development practices.
Used player analytics and A/B testing data to guide gameplay iteration and improve engagement.
Ported Ask Away cross-platform from Zoom to Discord.

Goodboy Digital

Midweight Game Developer

November 2018 - October 2021

Developed interactive experiences for the web for companies including the BBC, Saudi Aramco and Skoda.
Worked on rendering-heavy interactive web experiences using WebGL, custom GLSL shader effects, Progressive Web Apps, mobile AR and non-Euclidean rendering techniques.
Worked with major clients to develop small to mid-sized web games and experiences.
Ported Flash games to HTML5, including The Impossible Quiz.
Collaborated closely with artists, designers and developers to deliver polished interactive experiences for the web.
Contributed to both client-facing projects and internal tooling/research initiatives.