I will build full stack web apps with API and payment setup by claude code, claude ai


About this gig
Need a robust full-stack web application with seamless API integrations and secure payment setups? Lets co-work to bring your system to life.
I am an advanced full-stack developer and Claude Code expert. I specialize in building functional web applications by blending deep programming knowledge with the speed of Claude AI. Whether you need a complex platform built from scratch or want a highly technical developer to co-work on your existing project, I am here to deliver clean, scalable results.
What this gig covers:
- End-to-end full-stack web application development.
- Seamless third-party API configurations and custom data syncs.
- Secure payment gateway setups (Stripe, PayPal, and more) for checkouts.
- Live collaborative development, debugging, and structural optimizations.
No more half-baked AI code that fails when processing payments or connecting to APIs. I build real, secure, launch-ready web apps. Send over your project requirements right now, and let's start our co-working session.
Get to know Adetunjii
Vibe code Specialist
- FromUnited States
- Member sinceMay 2026
- Avg. response time7 days
Languages
English, French, German
FAQ
What does the "Claude Co-work" process look like?
It means we collaborate efficiently. You bring your project roadmap, logic preferences, or existing codebase, and I use my technical development background alongside Claude Code to build out, test, and ship your features transparently and quickly.
Which payment methods can you integrate into my web app?
I can integrate any major payment processing system your project requires, including Stripe, PayPal, Razorpay, or custom crypto gateways, ensuring completely secure transactions, webhooks, and proper user access management.
Can you connect complex or custom third-party APIs?
Yes. Whether you need to link up social media logins, external databases, AI language models, mapping services, or private business APIs, I write clean integration layers to handle data smoothly and securely.
Do you work with existing code or start from scratch?
I can do both. If you have an existing web application that needs complex payment structures or API additions, I can dive right into your code. If you are starting fresh, I will set up the entire infrastructure from day one.
How do you guarantee the security of payment integrations?
Security is non-negotiable. I use industry-standard backend practices, secure server-side API routing, proper webhook validation, and tokenization so your users' sensitive financial data is never exposed.
Will my web application be fully responsive and ready for traffic?
Absolutely. The final product will look beautiful and work flawlessly across desktop, tablet, and mobile browsers, with a rock-solid backend engineered to handle your users smoothly from launch.

