Project Detail
AI Chat Application
Persistent AI chat product with GitHub OAuth, conversation history, streaming responses, modular AI provider architecture. Not just an API wrapper.
Technical Summary
StackNext.js + PostgreSQL
Platformweb
RoleFull-Stack Developer
TechnologiesNext.js, React, TypeScript, PostgreSQL, Drizzle, NextAuth, Zustand, OpenRouter
ContextPersonal Project
Team Size1
Key Responsibilities
- Built full-stack architecture with Next.js
- Implemented streaming response system
- Created modular AI provider interface
- Integrated GitHub OAuth and user management
Project Insights
Built a production AI chat app with persistent state, streaming responses, and modular provider architecture
Technical Concepts
- Persistent conversation storage with PostgreSQL and Drizzle ORM
- Streaming response handling with Server-Sent Events
- Modular AIProvider interface for multiple LLM backends
- GitHub OAuth integration with NextAuth
Architecture & Features
- Conversation CRUD with soft delete and archiving
- Message history with context window management
- Real-time streaming UI with loading states
- Responsive design for mobile and desktop
Key Learnings
- Streaming responses improve perceived performance significantly
- Modular provider architecture enables easy LLM switching
- Persistent state is what separates products from demos