Multi-Domain Tech Stack Development

I have vairous projects i need help with here is the tech stack

Here's a technical stack overview for a freelancer proposal, focusing on the core application without the mapping features:

Technical Stack Overview

Frontend Framework:

Next.js (React framework)
TypeScript for type safety
Tailwind CSS for styling
Custom UI components with a dark theme

Backend/Database:

Supabase (PostgreSQL)
Real-time data synchronization
Row Level Security (RLS) for data protection
Custom database migrations
Core Features
Customer Management System
Crew Management
Service Scheduling
One-time Job Management
Business Profile Management
Weekly Schedule View
Customer Service History

Data Models:

Customers
Crews
Service Tasks
One-time Jobs
Business Profile
Service History

Authentication & Authorization:

Supabase Auth
Role-based access control
Secure user sessions

State Management:
React Context
Custom hooks
Local state management

API Integration:
RESTful endpoints
Real-time subscriptions
Data caching

Development Tools:
TypeScript
ESLint
Prettier
Git version control
Project Requirements

Experience Needed:

Strong React/Next.js experience
TypeScript proficiency
Supabase/PostgreSQL knowledge
Experience with real-time applications
Understanding of business logic and scheduling systems

Key Responsibilities:

Database schema design and implementation
API endpoint development
Frontend component development
State management implementation
Real-time data synchronization
Security implementation
Testing and quality assurance