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$
USD
I will integrate secure payment gateway remittance API stripe paypal crypto payment
Morgan Casey
About this gig
Stop losing customers due to broken or slow payment systems.
Im a professional full-stack payment developer specializing in secure, scalable and high-converting payment gateway & remittance integrations.
I will help you integrate or build:
Stripe, PayPal, Wise, Razorpay, Flutterwave
Crypto payments (BTC, ETH, USDT)
Wallet systems & remittance platforms
Subscription & recurring billing systems
Multi-currency international payment solutions
API-based fintech solutions
What Makes Me Different?
Bank-level security implementation
Fast, optimized & scalable systems
Experience with global payment systems & remittance flows
Clean, maintainable full-stack architecture
Built for conversion & user trust
️Tech Stack
Node.js | React | Next.js | Laravel | Python
REST APIs | Webhooks | AWS | Firebase
Stripe API | PayPal API | Crypto APIs
What Youll Get
Fully working payment integration
Clean and scalable code
API documentation
Testing & debugging
Post-delivery support
Perfect For:
SaaS platforms
E-commerce stores
Fintech startups
Crypto projects
International businesses
️
IMPORTANT
Please message me before placing an order so I can understand your requirements and recommend the best
Respect third-party rights
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Get to know Morgan Casey
Morgan Casey
Professional Full Stack Developer and Payment Systems Expert
- FromPoland
- Member sinceApr 2026
- Avg. response time1 hour
Languages
English, German, Polish, French, Spanish
I am a Professional Full Stack Developer and Payment Systems Expert with strong experience in building secure, scalable, and high-performance web applications and fintech solutions.
I specialize in payment gateway integration, remittance systems & full-stack development, helping businesses create seamless & reliable digital payment experiences.
My Expertise Includes:
Full Stack Development (Frontend+Backend)
Payment Gateway Integration (Stripe, PayPal, Wise, Crypto)
Fintech & Remittance Systems
API Development & Integration
Secure Authentication & Payment Flows
Scalable Cloud-Based Solutions
FAQ
Do I need to contact you before placing an order?
Yes, I highly recommend messaging me first so I can understand your project and guide you to the best solution. This helps avoid delays and ensures you get exactly what you need.
Which payment gateways do you support?
I work with: Stripe PayPal Wise Razorpay Flutterwave Crypto payments (BTC, ETH, USDT) And many more If you have a specific gateway, feel free to ask.
Can you fix issues with my existing payment system?
Yes, I can debug and fix issues such as: Payment failures Webhook errors API integration problems Checkout bugs
Do you provide both frontend and backend development?
Yes, I am a full-stack developer, so I can handle both frontend and backend integration, including APIs, UI, and database setup.
Will the payment system be secure?
Absolutely. I follow best practices for secure payment integration, including validation, encryption, and proper API handling to ensure safe transactions.
Can you build a complete fintech or remittance system?
Yes, I can develop full systems including: Wallets Multi-currency payments Remittance platforms Subscription billing systems
Do you offer support after delivery?
Yes, I provide post-delivery support as add on service, to ensure everything runs smoothly and to help with minor adjustments if needed.
