I will develop awesome ai powered saas platform and full stack website

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Zlatin S

Vetted Pro

Level 1

1 order in queue

5.0
5.0
Vetted by Fiverr Pro

Zlatin S was selected by the Fiverr Pro team for their expertise.

About this gig

Turn your AI idea into a production-ready SaaS product.


I'm a Vetted Pro full-stack developer specializing in AI-powered web applications. From MVP to scale I build SaaS products that are fast, reliable, and ready for real users.

What I build:

  • AI SaaS platforms (multi-tenant, subscription billing, user management)
  • AI-powered dashboards and analytics tools
  • Document processing and generation platforms
  • AI content tools and writing assistants
  • Custom GPT wrappers with your branding and features

My tech stack:

  • Frontend: React, Next.js, TypeScript, Tailwind CSS
  • Backend: Node.js, Python, FastAPI
  • AI/ML: OpenAI, Claude, LangChain, RAG, vector databases
  • Database: PostgreSQL, MongoDB, Pinecone, Supabase
  • Deployment: AWS, Vercel, Docker

What makes me different:

  • I don't just code I help you architect the right solution
  • Clean, documented code you can maintain after delivery
  • Production-grade: error handling, logging, security, scalability
  • 11+ five-star reviews as Vetted Pro

Share your idea. I'll give you a free technical assessment before you order.

Get to know Zlatin S

Zlatin S

Vetted Pro

Senior AI, FullStack Engineer for AI Agents, RAG Chatbots, Automation, SaaS

5.0(11)

Level 1

Zlatin S is part of the Fiverr Pro catalog and has been hand-picked by a dedicated Fiverr Pro team for their skills and expertise.

Vetted for

  • AI Development

  • FromBulgaria
  • Member sinceAug 2025
  • Avg. response time2 hours
  • Last delivery3 weeks
  • Languages

    English, Bulgarian
I'm a Senior Full-stack AI engineer with over 10 years of experience so I focus on developing AI-powered SaaS platforms, Web, and Mobile applications. My focus is turning manual processes into scalable systems that save time and increase revenue. I specialize in - AI agents & LLM integrations (RAG, Chatbot, OpenAI, Claude, custom pipelines), - AI-powered SaaS platforms (from backend to UI), - workflow automation (CRM, support, internal tools), - data pipelines and intelligent systems, - Expert in LLM integration, AI agents, Full-stack development, and end-to-end product delivery.

My Portfolio

Reviews

9 reviews for this Gig
5.0

(9)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • B

    blugbee

    HK

    Hong Kong

    5

    Full stack, familiar with development best practices, can deploy onto AWS and is an expert on AI agents/chat systems. I would recommend using his services for AI-based projects.

    $2,000-$3,000

    Price

    13 days

    Duration

    Helpful?
    Yes
    No
  • S

    shiloh1000

    Repeat Client

    GB

    United Kingdom

    5

    Fantastic work I would recommend highly

    $400-$600

    Price

    10 days

    Duration

    Helpful?
    Yes
    No
  • M

    markettrading10

    US

    United States

    5

    That’s an amazing job. Woke up back and rework. Anything that needs fixed highly recommended.

    $100-$200

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
  • C

    corvetteguy50

    US

    United States

    5

    I was impressed with the first part of the project. Zlatin is very attentive to detail, and I can't say how much this is required for extensive AI engineering projects. I look forward to seeing his week two progress on my project. He's a Fiverr Pro, and so far is certainly proving it.

    $800-$1,000

    Price

    8 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mistermort

    US

    United States

    5

    He works quickly, communicates clearly, and shows good judgment around architecture, scalability, and real-world constraints. In our work together, he delivered exactly what was needed, stayed aligned with the broader vision, and handled ambiguity well without overengineering. I would confidently work...

    $800-$1,000

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
Reviews

9 reviews for this Gig
5.0

(9)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • B

    blugbee

    HK

    Hong Kong

    5

    Full stack, familiar with development best practices, can deploy onto AWS and is an expert on AI agents/chat systems. I would recommend using his services for AI-based projects.

    $2,000-$3,000

    Price

    13 days

    Duration

    Helpful?
    Yes
    No
  • S

    shiloh1000

    Repeat Client

    GB

    United Kingdom

    5

    Fantastic work I would recommend highly

    $400-$600

    Price

    10 days

    Duration

    Helpful?
    Yes
    No
  • M

    markettrading10

    US

    United States

    5

    That’s an amazing job. Woke up back and rework. Anything that needs fixed highly recommended.

    $100-$200

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
  • C

    corvetteguy50

    US

    United States

    5

    I was impressed with the first part of the project. Zlatin is very attentive to detail, and I can't say how much this is required for extensive AI engineering projects. I look forward to seeing his week two progress on my project. He's a Fiverr Pro, and so far is certainly proving it.

    $800-$1,000

    Price

    8 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mistermort

    US

    United States

    5

    He works quickly, communicates clearly, and shows good judgment around architecture, scalability, and real-world constraints. In our work together, he delivered exactly what was needed, stayed aligned with the broader vision, and handled ambiguity well without overengineering. I would confidently work...

    $800-$1,000

    Price

    2 days

    Duration

    Helpful?
    Yes
    No