I will squarespace code injection squarespace developer for custom features html css js

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Helene G

About this gig

Need a custom feature that your Squarespace editor can't handle?


I help turn specific ideas, design limitations, and functionality gaps into working solutions using custom code, CSS, HTML, and JavaScript.


I can help with:


Custom code injection

CSS styling and layout adjustments

Custom HTML elements

JavaScript interactions

Forms and custom functionality

Responsive behavior fixes

Third-party integrations

Existing code troubleshooting

Custom features for your current site


Whether you need a small code adjustment or a more advanced customization, I first understand what you need and then build the solution around your existing setup.


I focus on clean implementation, responsive behavior, and functionality that works properly across devices.


Have a feature in mind that isn't available natively? Send me the details and let's discuss the best way to implement it.

Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Helene G

Helene G

Wix, Squarespace Developer, Funnels, Booking and Custom Features

  • FromUnited Kingdom
  • Member sinceJan 2026
  • Avg. response time1 day
  • Languages

    English, Spanish, Italian, French
I’m a website and funnel specialist focused on building digital experiences that look professional, work smoothly, and support real business goals. I specialize in Wix and Squarespace development, SamCart & ThriveCart funnels, Acuity Scheduling, custom code, booking systems, dynamic features, and conversion-focused pages. I combine strategic UX, clean development, responsive design, and practical functionality to deliver solutions tailored to each business. If you need an expert who understands both design and functionality, I’m ready to help.