💈 TrimTime – Online Barber Shop Management System

Tech Stack: Java, Spring Boot
Cloud Services: AWS DynamoDB, AWS Cognito, AWS SNS

🔧 Key Features & Contributions

• 🔐 Implemented OTP-based authentication using AWS SNS, and JWT-based authentication/authorization using AWS Cognito
• 🧾 Designed role-based signup flow with password decryption logic
• 🔄 Developed secure, RESTful APIs for managing Admin, Barber, and Customer operations

👥 Role-Based Functionalities

• Admin

  • Create, update, and delete profiles
  • View all appointments and barbers

• Barber

  • Manage personal profile
  • View appointments
  • Access customer reviews

• Customer

  • Manage personal profile
  • Search barbers by location
  • Book, reschedule, or cancel appointments

🗄️ AWS DynamoDB

Used as a scalable NoSQL database to store user profiles, appointments, and reviews

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Feel free to reach out if you’d like to see how I implemented secure user flows with Cognito and OTP-based verification using SNS!