I will fix or develop squarespace custom code website integrate rest API payment setup


About this gig
Need a Squarespace expert to customize your website or integrate third-party APIs?
You're in the right place!
I specialize in Squarespace custom code, HTML, CSS, JavaScript, and REST API integration to build fast, responsive, and professional websites. Whether you need bug fixes, design enhancements, custom functionality, or seamless third-party integrations, I'll deliver clean, scalable, and reliable solutions tailored to your goals.
What I can help you with:
- Squarespace custom code & Code Injection
- HTML, CSS & JavaScript customization
- Bug fixes & responsive design
- Custom sections & interactive features
- REST API & third-party integrations
- Webhooks, forms & CRM connections
- Payment gateway setup
- Performance optimization
Why choose me?
- Clean, maintainable code
- Fast communication & on-time delivery
- Mobile-friendly, secure solutions
- Quality work with attention to detail
Please contact me before placing your order so we can discuss your requirements and choose the best package for your project.
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 Favour
Full Stack Developer l API Integration l Mobile Apps l AI Automation l PHP!
- FromNigeria
- Member sinceMay 2026
- Avg. response time1 hour
- Last delivery1 month
Languages
English, German, Spanish, French, Italian, Hebrew, Urdu, Hindi, Chinese
My Portfolio
FAQ
What Squarespace customizations can you help with?
I can customize your Squarespace website using HTML, CSS, JavaScript, and Code Injection. This includes layout changes, styling, responsive fixes, custom sections, animations, forms, bug fixes, and advanced functionality tailored to your requirements.
Can you integrate third-party APIs or external services?
Yes. I can integrate REST APIs and connect your Squarespace website with payment gateways, CRMs, booking systems, email marketing tools, automation platforms, webhooks, and other third-party services.
Do you fix bugs on existing Squarespace websites?
Absolutely. I can troubleshoot and resolve HTML, CSS, JavaScript, responsive design, Code Injection, and functionality issues to ensure your website performs smoothly across all devices and browsers.
What do you need before starting my project?
Please send your project requirements, your Squarespace website URL, screenshots or examples (if applicable), and any login or collaborator access needed. Contact me before ordering so I can review your project and recommend the best package.
