I will build ai web apps, chatbots and automation tools

S
shawonsaad
S
shawonsaad
M Hasan Shawon
build ai web apps, chatbots and automation tools
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build ai web apps, chatbots and automation tools

About this gig

Are you looking to build an AI-powered website, chatbot, web app, or automation system for your business?

I help startups and businesses turn AI ideas into real working product, not just demos.

I can build AI websites, AI chatbots, AI web applications, SaaS MVPs, automation dashboards, and OpenAI-powered tools using a scalable full-stack architecture.

What I can build:

  • AI chatbot for customer support or lead generation
  • AI-powered web app or SaaS MVP
  • OpenAI / ChatGPT API integration
  • AI automation workflows
  • AI dashboard or internal business tool
  • Custom API and backend system
  • User login, roles, payments, and admin panel
  • Deployment-ready full-stack application

Perfect for:

  • SaaS startups
  • service businesses
  • agencies
  • marketplaces
  • consultation platforms
  • internal company tools
  • businesses wanting AI automation

Tech stack:

OpenAI, ChatGPT API, Laravel, Node.js, .NET, React, Vue, Next.js, Nuxt.js, REST APIs, Stripe, WebSockets.

Why work with me:

  • Senior full-stack developer
  • Production-grade architecture
  • Clean and maintainable code
  • Fast communication
  • Experience with SaaS, real-time systems, payments, and APIs

Message me before ordering so I can suggest the best MVP scope and technical approach.

  • Application Type

    • Web Application

  • AI Type

    • Chat
    • Shopping
    • Delivery
    • Booking
    • Restaurant
    • Health & Fitness
    • Education
    • Social Networking
    • Entertainment
    • Dating
    • Maps & Navigation
    • Finance
    • Medical
    • Taxi
    • Travel
    • Lifestyle
    • Streaming
    • Music
    • News
    • Productivity Tools
    • E-commerce
    • Custom
    • Kids
    • Real Estate
    • Trading

  • Programming Language

    • C#
    • Dart
    • JavaScript
    • PHP
    • Swift
    • TypeScript

  • Web Frameworks

    • React
    • Angular
    • Vue.js
    • Express.js (Node.js)
    • ASP.NET
    • Laravel
    • Next.js
    • Nuxt.js
    • Blazor

  • Desktop Frameworks

    • .NET MAUI
    • React Native for Web

  • No & Low-Code Builders

    • Bubble
    • Lovable
    • Webflow

Get to know M Hasan Shawon

M Hasan Shawon

AI Agent and LLM Engineer specializing in RAG and AI SaaS

5.0(23)
  • FromBangladesh
  • Member sinceSep 2019
  • Avg. response time1 hour
  • Last delivery6 months

  • Languages

    English, German, Spanish, French
I’m a Senior Software Engineer with 6+ years of experience building AI-powered applications, SaaS products, and scalable backend systems. I specialize in AI agents, LLM integrations, RAG, tool calling, AI assistants, and intelligent workflows. I also bring strong expertise in .NET, Node.js, Laravel, PostgreSQL, Redis, and Docker. I focus on building reliable, secure, and production-ready solutions that solve real business problems.

My Portfolio

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