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Jeff Harris

Front-End Developer

Senior Front-End Developer

Building modern websites with WordPress, CMS platforms, and JavaScript.

15+ years creating responsive, user-focused digital experiences across WordPress, Sitefinity, NopCommerce, and other CMS-driven platforms, with growing experience in modern front-end tools including React, Next.js, TypeScript, and Tailwind CSS.

Core Focus

WordPress Development
Sitefinity Development
NopCommerce Development
CMS Implementations
HTML/CSS/SASS
JavaScript Front-End
Responsive UI
Component-Based Development
E-commerce Solutions
React / Next.js
ADA Compliance
Web Production & Optimization
Client Collaboration

About

Front-end developer with deep CMS experience and a modern, adaptable approach to building responsive websites.

I’m a Front-End Developer with 15+ years of experience building responsive, user-focused websites and digital experiences across WordPress, Sitefinity, NopCommerce, and other custom web platforms.

My background includes front-end architecture, CMS implementation, e-commerce experiences, component-based UI development, and close collaboration with designers, strategists, project managers, and clients.

I’m currently expanding my modern front-end skillset through hands-on development with React, Next.js, TypeScript, and Tailwind CSS while continuing to deliver strong UX and business-focused solutions.

Available for select projects

Need a polished marketing site or portfolio like this?

Want a site like this for your personal brand or business? I can build you a custom Next.js website with responsive layouts, interactive project sections, polished visuals, and contact forms that actually send leads to your inbox.

Start a project

Featured Projects

Selected work across CMS and e-commerce platforms.

A sample of production work focused on responsive interfaces, maintainable front-end implementation, and business-driven digital experiences.

BluePearl Vet

Landing Pages + Content Modules

BluePearl Vet

WordPress

Built WordPress landing pages and reusable content modules to support publishing flexibility and content management.

WordPressACFHTMLCSSJavaScriptPHP
Electron Microscopy Sciences

E-commerce Build

Electron Microscopy Sciences

NopCommerce

Built and integrated a custom front-end theme for a responsive e-commerce experience supporting scientific product discovery and purchasing.

HTMLCSSSASSJavaScriptRazorC#
Florida State Golf Association

Event + Commerce Platform

Florida State Golf Association

NopCommerce

Developed a responsive e-commerce and event experience with tournament registration flows and API-powered tournament data views.

HTMLCSSJavaScriptRazorC#
LCS Living

CMS Platform Build

LCS Living

Sitefinity

Built and integrated front-end templates, pages, and reusable components for a responsive Sitefinity platform with dynamic navigation supporting two distinct business areas.

HTMLCSSSASSJavaScript.NET CoreC#
Store Space

Marketing Website

Store Space

Sitefinity

Delivered front-end templates and content components for a responsive marketing-focused Sitefinity experience built for scalability and usability.

HTMLCSSSASSJavaScriptGoogle Maps APIRazorC#
Walker Consultants

Marketing Website

Walker Consultants

WordPress

Rebuilt this WordPress marketing site in Salient theme while keeping many custom content modules and templates intact, improving the user experience, design and performance.

WordPressWPBakeryHTMLMECCSSJavaScriptPHP
World Pork Expo

Event + Registration Website

World Pork Expo

WordPress

Built a responsive WordPress marketing site supporting paid tradeshow registration for attendees and exhibitors via Modern Events Calendar.

WordPressWPBakeryHTMLMECCSSJavaScriptPHP
World Wildlife Fund

Site Relaunch & Custom Campaigns

World Wildlife Fund

Custom CMS

Assisted in the relaunch of the WWF website and built custom campaign pages to support fundraising efforts, utilizing a custom CMS and responsive development techniques. I also diagnosed and fixed front end issues and implemented Google Analytics tracking to monitor campaign performance.

HTMLCSSJavaScriptGoogle Analytics API

Experience

15+ years building responsive, CMS-driven digital experiences.

Spinutech

Senior Front-End Developer

2019 – 2026

Built and maintained responsive web marketing solutions across CMS and e-commerce platforms including WordPress, Sitefinity, Sitecore, and NopCommerce.

Developed reusable front-end templates, content components, themes, and page enhancements for client websites across a range of business verticals.

Partnered with design, strategy, development, and project stakeholders to turn creative concepts into polished, maintainable digital experiences.

Supported technical planning, client presentations, QA reviews, peer collaboration, and high-quality front-end delivery from concept through launch.

Previous Roles

HighPoint Solutions

Front-End Developer

2015 – 2019

Developed front-end interfaces for enterprise web applications using .NET MVC, Sitecore, responsive HTML, CSS, and JavaScript.

Progressive Dental

Front-End / WordPress Developer

2014 – 2015

Built responsive WordPress websites, landing pages, and marketing-focused front-end experiences for dental industry clients.

World Wildlife Fund

Web Producer

Earlier Career

Managed and produced web content, supported CMS updates, and contributed to responsive site improvements for a high-profile nonprofit digital presence.

Contact

Let’s connect.

I’m open to front-end development, CMS, e-commerce, and modern web opportunities. The best place to connect right now is LinkedIn or GitHub.