I will build full stack web apps with ai integration and llm apis

L
lorenv0
L
lorenv0
Lev Velikov
build full stack web apps with ai integration and llm apis
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build full stack web apps with ai integration and llm apis

About this gig

What I Offer:

  • Custom AI Web Apps: Responsive, modern full-stack web applications tailored to your business needs.
  • AI & LLM Integration: Seamless integration of ChatGPT API, custom AI chatbots, and smart automation workflows.
  • Full-Stack Development: Clean frontend UI paired with robust backend database systems and APIs.
  • Payment & Auth: Secure user authentication and Stripe payment gateway setups.
  • Performance: Speed-optimized, mobile-responsive code ready for production deployment.


  • Website type

    • Business

  • Website features

    • Marketing
    • Payment
    • Gallery
    • Booking

  • Plugins

    • Amazon
    • Facebook
    • Instagram
    • Paypal
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Lev Velikov

Lev Velikov

AI developer

  • FromPoland
  • Member sinceSep 2026
  • Avg. response time1 hour

  • Languages

    English, Russian, Polish
Hi! I'm new to Fiverr but not new to working with AI tools—I've spent 6 months hands-on with CLaude (Claude Code), helping more than 50 projects with authomation. As a newer freelancer here, I bring extra motivation, fast communication, and rates that reflect where I'm starting from—meaning you get quality work at a fraction of what established sellers charge. I care about getting this right: expect quick replies, unlimited revisions on your first order, and full transparency if something's outside my skill range. Let's talk about what you need — I'll tell you honestly if I'm the right fit.

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