I will integrate secure and custom payment gateway


About this gig
Hello,
If you want to accept online payments on your website, I can help you integrate a secure and smooth payment system from start to finish. I work with payment forms, API connections, or custom code, depending on what your platform needs and how much control you want over the checkout process.
My integration process includes:
- connecting API keys,
- configuring webhooks,
- testing sandbox/live transactions,
- securing data flow, and
- making sure the checkout works properly on both desktop and mobile.
If needed, I can also create or customize plugins/apps to match your business model.
Why choose my service?
- You get a clean setup that reduces failed payments,
- improves customer trust,
- shortens checkout time, and
- keeps transactions encrypted for safety.
I focus on both functionality and user experience, so customers feel confident paying on your website.
I support WordPress/WooCommerce, Shopify, Wix, Weebly, Squarespace, etc. and custom PHP sites.
If you're not sure what you need, message me first we'll discuss your requirements and decide the best direction before starting.
Regards,
Get to know Zakaria Hossain
ExpertWebDev123: WordPress, Shopify, SEO, Front End
- FromBangladesh
- Member sinceDec 2021
- Last delivery3 years
Languages
English
My Portfolio
FAQ
How secure my information with you?
Since, payment gateway is sensitive in nature, I don't share one client's information to others. Besides your information is 100% secured and covered by this platform's TOR.
How long does integration take?
Basic setups usually take 1–2 days. Advanced API or custom code may require 2–25 days depending on requirements.
Which platforms do you support?
WooCommerce/WordPress, Shopify, Wix, Weebly, Squarespace, Ecwid, ClickFunnels, and custom PHP sites.
What payment methods can I integrate?
Credit/debit cards, local/foreign gateways, digital wallets, subscription billing, and recurring payments (where supported).
What security measures do you follow?
API key protection, SSL/HTTPS compatibility, encrypted data flow, webhook validation, sandbox testing before live launch.
Do you provide a custom payment form?
Yes. I build or modify custom forms, connect API, and ensure smooth checkout UX on desktop/mobile.
Do I need coding knowledge to work with you?
No. I handle everything for you and guide you through the process when needed.
Can you fix or update an existing integration?
Yes. I troubleshoot, update outdated integrations, and improve failed or slow transaction issues.
Should I contact you before ordering?
Yes, to confirm requirements and choose the right package for your setup.

