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I will ai developer full stack web developer cloud engineer hardware design
Rex Yu
About this gig
Are you looking to add an AI chatbot to your website or application?
I am a Full Stack Developer specializing in AI-powered web applications and chatbot integration. I build intelligent chatbots that can automate customer support, answer questions, and integrate seamlessly with your existing systems.
I have independently developed production web platforms including:
AI chatbot application: https://charlie-kirk.ai
Full stack website: https://proud1776.com
What I can build for you:
AI chatbot using OpenAI, Llama, or Gemini models
Website chatbot integration
FastAPI or Node.js backend API
Angular or web frontend integration
Custom prompts and chatbot logic
Cloud deployment (Google Cloud / Firebase)
REST API connection with your system
Why work with me?
Full stack expertise (frontend + backend + AI)
Real deployment experience
Clean, scalable architecture
Clear communication and documentation
Technologies:
Angular | FastAPI | Python | Node.js | AI Chatbots | LLM Integration | Google Cloud | Firebase | REST APIs
If you are unsure which package fits your needs, feel free to message me before ordering. I will help you choose the best solution.
Let's build your AI chatbot.
Get to know Rex Yu
Rex Yu
AI engineer Full Stack web Developer Angular, FastAPI, Google Cloud
- FromCanada
- Member sinceMar 2026
- Avg. response time4 hours
Languages
English
I am a Full Stack Developer specializing in AI-powered web applications and cloud deployment.
I independently designed and developed full stack platforms including:
• A production website built with modern web technologies: https://proud1776.com
• An AI chatbot platform integrating large language models and backend APIs: https://charlie-kirk.ai
My experience includes Angular frontend development, FastAPI and Node.js backend services, AI chatbot integration, REST API development, and deployment on Google Cloud and Firebase.
AWS, digitalocean, skysilk.
My Portfolio
FAQ
Do I need technical knowledge to use the chatbot?
No. I handle the technical setup and provide clear instructions so you can easily use and manage your AI chatbot after delivery. I also offer guidance if you need help choosing the right solution.
Which AI models and technologies do you support?
I can integrate OpenAI, Llama, or Gemini models depending on your needs. I work with FastAPI, Node.js, Angular, REST APIs, and deploy solutions on Google Cloud or Firebase.
Should I contact you before placing an order?
Yes, I recommend sending a message first so I can understand your requirements and suggest the best package for your project. This ensures faster delivery and the best results.
