I will scalable saas web app with ai integration

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Longhui Zhao
scalable saas web app with ai integration
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scalable saas web app with ai integration

About this gig

I design and develop scalable SaaS platforms, AI-powered applications, and full-stack web systems built for real business growth not MVP shortcuts.


With 10+ years of experience, I specialize in building production-ready applications using React, Next.js, Node.js, and Python, supported by secure APIs, optimized databases, and cloud-native infrastructure (AWS, Docker).


I also integrate advanced AI solutions including AI agents, chatbots, LLM workflows, automation pipelines, and intelligent business tools that reduce manual work and increase efficiency.


My approach focuses on clean architecture, scalability, security, and long-term maintainability. Every project is structured for performance, future expansion, and professional deployment.


If you need a senior engineer who understands both technology and business impact lets build it right from day one.

  • Programming language

    • Python

  • Expertise

    • Algorithms & Data structures
    • Performance
    • Security
    • Design
    • Databases

  • Frontend framework

    • Angular
    • Next.js
    • React.js
    • Tailwind CSS
    • Vue.js

  • Backend framework

    • Django
    • Express.js
    • FastAPI
    • Next.js
    • Node.js

  • AI & low/no code builders

    • Lovable
    • Bolt.new
    • Base44
    • Cursor
    • Replit
    • Bubble
    • Webflow

Get to know Longhui Zhao

Longhui Zhao

Full Stack AI Engineer for Production ready SaaS and AI platform development

  • FromChina
  • Member sinceJan 2026
  • Avg. response time1 hour

  • Languages

    Chinese, English
I’m a Senior Full-Stack & AI Engineer specializing in designing and building scalable SaaS platforms, AI-powered applications, and intelligent automation systems for growing businesses. What I Offer: • Full-stack development (React, Node.js, Python) • Secure APIs & SaaS architecture • AI agents, chatbots & LLM integrations • Automation & cloud deployment (AWS, Docker) Why Choose Me: • Production-ready, scalable systems • Clean architecture & maintainable code • Business-focused, senior-level execution

My Portfolio

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