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Fiverr Pro
English
$
USD
I will do payment gateway integration, stripe setup paypal shopify API integration
Andrew S
About this gig
Are you losing customers due to broken checkouts or missing regional payment methods?
As an experienced integration specialist, I configure end-to-end transaction pathways that protect buyer data & eliminate checkout friction. I specialize in secure, seamless payment integration & custom API integration. Whether you need standard online payment buttons or a complex setup with webhooks that trigger automated workflows, I've got your back. I turn terrifying checkout glitches into smooth, "shut up & take my money" cash registers.
What I offer:
- Payment Gateway Installation
- Platform Integrations
- Subscription & Recurring Billing
- Webhooks & API Configuration
- Crypto Payments
- Sandbox API Environment
- install whmcs
Supported Platforms & Tech Stack:
- CMS platforms: WordPress, Shopify, WooCommerce, Wix, GoHighLevel
- Development: Laravel, React, NextJS
- Gateways: Stripe, PayPal, Klarna, Wise, Payoneer, Crypto Wallet apps
Why Work With Me?
- No Copy-Paste Code
- Iron-Clad Security
- Bulletproof Testing
Stop letting broken forms stand between you and your hard-earned cash. Hit that contact button, tell me about your project, and let's get your payment setup running beautifully!
Get to know Andrew S
Andrew S
FULL STACK DEVELOPER REACT, SUPABASE, STRIPE, MCP AI
- FromUnited Kingdom
- Member sinceDec 2024
Languages
English, French, Spanish, German
Full-stack developer with 3+ years in tech, delivering production-ready SaaS apps and AI-powered tools. I take Lovable, Bolt, Replit, and Base44 prototypes to production: deploying on Vercel/Netlify, migrating backends to Supabase, and securing payment flows with Stripe, PayPal, and Klarna. My stack spans React, Next.js, TypeScript, Laravel, and Node.js, with REST APIs, auth, webhooks, and CI/CD built for scale. I also build MCP servers connecting AI agents to databases and APIs, and design Shopify stores that convert. 30+ projects delivered, clean architecture, no hand-holding.
FAQ
Do you configure Stripe Webhooks for recurring subscription billing workflows?
Yes! I set up advanced automation pipelines using secure rest api hooks. This ensures your saas or membership site handles automated invoice failures, upgrades, and monthly subscription billing accurately without dropping users.
Can you do an advanced install of WHMCS and link it to WHM?
Absolutely. I offer a complete install whmcs service, mapping it directly to your whm server setup. I configure the automated hosting provisions, server license checkers, and secure online payment endpoints so your hosting business runs completely on autopilot.
Will this gig help connect my GoHighLevel website or sales funnel?
Yes, I specialize in funnel optimization. I will inject stable payment gateway mechanics right into your gohighlevel website or specific go high level landing page. This includes setting up multi-tier order bumps and seamless stripe payment checkouts inside your high-converting sales funnel.
Can you handle custom JavaScript frameworks as a React developer or NextJS developer?
Yes, as a full stack developer, I don't just rely on basic plugins. If you are building a custom web application using react developer tools or a nextjs developer framework, I will manually code your backend api integration using clean laravel or Node engines to keep transactions light and fast.
Do you offer alternative payment setup choices like Klarna or TikTok Shop?
I do! To maximize your ecommerce revenue, I can integrate Buy Now Pay Later options like klarna. Additionally, if you need a tiktok shop setup alongside a verified tiktok shop approval data stream, I can link your backend storage directly to your primary merchant account processing.
Can you build a custom crypto app checkout using a web3 crypto wallet?
Yes. I can transform your setup into a decentralized web application. By utilizing blockchain dev structures, I can build a standalone crypto wallet app integration, or connect a secure crypto gateway to your existing site.
How do you handle payment setup modules on standard Wix Velo or Woothemes?
For WordPress, I work deeply with native engines like woothemes and WooCommerce pipelines. If your site is built on Wix, I use wix velo coding environments to bypass standard template limitations, allowing for a fully custom wix api integration that handles complex data returns.
Will my international payouts route cleanly through Wise, Grey, or Payoneer?
Yes, I build secure payments infrastructures tailored for global freelancers and businesses. I make sure your gateway correctly communicates with multi-currency digital accounts like wise, payoneer, or grey, enabling you to bypass heavy conversion margins when transferring to your local bank.
Do you configure Stripe Webhooks for monthly billing subscriptions?
Yes! I set up advanced automation pipelines using secure rest api hooks to handle your subscription cycles. This ensures your saas or membership site accurately processes automated invoice failures, upgrades, and monthly subscription billing without dropping users.
