Feature Flags

Project 5: Feature Flag Management System

A robust, full-stack feature flag management system built with modern web technologies, enabling teams to control feature rollouts and manage account-specific settings with precision and ease.

Technical Overview

Built with a cutting-edge tech stack:

• Frontend: Next.js 13+ with TypeScript and App Router
• Backend: Node.js with PostgreSQL
• ORM: Drizzle ORM for type-safe database operations
• UI: Tailwind CSS with shadcn/ui components
• State Management: React Hook Form for form handling
• Theme: Dark/Light mode with system preference detection

Key Features

• Feature Flag Management

  • Create and manage feature flags with version control
  • Set minimum client version requirements
  • Configure user update permissions
  • Real-time status monitoring

• Account-Level Controls

  • Granular feature toggle management per account
  • Customer-specific feature settings
  • Bulk feature management capabilities

• User Experience

  • Responsive, accessible interface
  • Dark/Light theme support
  • Real-time updates
  • Comprehensive error handling
  • Loading states for optimal UX

Technical Highlights

• Database Architecture

  • Optimized schema design with proper relationships
  • Connection pooling for enhanced performance
  • Type-safe database operations

• API Design

  • RESTful endpoints for all CRUD operations
  • Proper error handling and status codes
  • Efficient data fetching patterns

• Security & Performance

  • Type-safe operations throughout the stack
  • Optimized database queries
  • Form validation and sanitization
  • Protected API endpoints

This project demonstrates expertise in:

• Full-stack TypeScript development
• Modern React patterns and best practices
• Database design and optimization
• UI/UX design principles
• Production-grade error handling
• Performance optimization
• Theme system implementation

The system is designed to scale, making it suitable for both startups and enterprise-level applications requiring sophisticated feature flag management.