I will fix or build payment integration stripe, crypto, api, fix bugs in website


About this gig
I will fix or build Stripe, crypto payment integration and API bugs
I will integrate Stripe, crypto payments and fix website backend issues
I will build secure payment gateway API and fix bugs on your website
Is your payment system failing, buggy, or not properly integrated? Whether it's Stripe, crypto payments, or API issues, Ill help you fix it fast and make it work smoothly and securely.
I specialize in building and fixing payment integrations, ensuring your website or app can process transactions without errors or downtime.
What I can do for you:
- Fix broken payment systems and checkout errors
- Integrate Stripe payment gateway (one-time & subscriptions)
- Set up crypto payments (Bitcoin, Ethereum, USDT, etc.)
- Debug and fix API integration issues
- Resolve backend bugs affecting transactions
- Webhook setup and troubleshooting
- Improve security and performance
Technologies I work with:
- REST APIs
- Node.js, PHP, Laravel, JavaScript
- Payment SDKs and third-party integrations
Why choose me?
- Clean, secure, and reliable implementations
- Fast bug fixing and troubleshooting
- Clear communication throughout the project
- Focus on stable and scalable solutions
Get to know Janko K
- FromUnited Kingdom
- Member sinceOct 2025
- Avg. response time1 hour
Languages
English, Arabic, French
FAQ
Can you fix an already broken Stripe integration?
Yes, I can debug and fix errors, including webhooks and failed transactions.
Do you support subscriptions and recurring payments?
Yes, Stripe subscriptions and billing systems are supported
Which crypto payments do you support?
Bitcoin, Ethereum, USDT, and other major gateways
What do you need to get started?
Access to your codebase, API keys, and a clear description of the issue.
