Trudy Messingham — Front-End Developer | UI Developer | HTML Email Developer

Profile

Front-End Developer with 15+ years' experience building responsive websites, HTML email campaigns, landing pages and reusable UI components. Expertise in semantic HTML5, CSS3, accessibility (WCAG 2.2), WAI-ARIA, responsive email development, Design Systems, cross-browser compatibility and performance optimisation (SEO / GEO).

Skills

Semantic, accessible HTML & CSS coding
Responsive email development (Litmus, Email on Acid QA)
Table-based layouts optimised for Outlook, Gmail, iOS / Android
WAI-ARIA, WCAG, Schema.org integration, and GEO readiness
Landing pages, microsites & CMS templates / child-theme adaption
Cross-browser QA & performance optimisation / Lighthouse
Responsive Design / Component Libraries / Design Systems
Design-to-Code Workflow: Figma / PSD to HTML
Git / GitHub / npm
Agile / Scrum / Jira
Technical remediation

Professional Experience

LeSHOP Agency (Publicis Groupe UK) - London

2016-2025

HTML & Email Developer

Built and optimised responsive HTML email templates for Google campaigns (Grow with Google, Academy on Air, Rewards, Mastery). Gamma, Connect Composer, FreeMarker, and Stensul.
Developed scalable master templates and wireframes for consistent brand deployment via CRM.
Engineered modular, localised email components for multi-market campaigns, ensuring structural integrity across diverse language character sets and text-expansion requirements.
Advised account teams on email best practices and template reuse to improve time-to-launch.
Ensured cross-client rendering across Outlook, Gmail, iOS, and Android.
Implemented QA workflows, reducing rendering issues and improving campaign delivery.

Celerity Information Services - Dartford

2014-2016

eCRM HTML Email Developer

Coded bespoke email templates from PSDs for desktop/mobile.
Supported campaign managers in planning and deploying multi-step journeys in Neolane/Adobe, Pure360, Adestra, and ExactTarget.
Coordinated with stakeholders, managing multiple projects under tight deadlines.
Advised on template strategy, segmentation, and testing plans.

Earlier Career:

Web Development - Branded Frog | Freelance
Front-end developer (HTML5/CSS3), responsive design, newsletters, and campaign support.

Operations Manager - Card Cutters Ltd. | Wandsworth
Set up and managed CRM, onboarding flows, and customer communication processes.

Administration roles in insurance & customer care.

Professional Development

WCAG 2.2 Accessibility
Semantic HTML / Modern CSS
React JavaScript / REST APIs (current training)
Tailwind CSS (current training)
WordPress Theme Development
Front-end PHP
Templating with Jekyll / Liquid
Markdown / JSON / YAML

Interests & Further Education

Genealogy (for research, discovery, and data mining), crochet (for crafting and mental health), British / American / European history.

Online courses (past and present): Web Science (Southampton University); Corpus Linguistics (Lancaster University); Community Journalism (Cardiff University).