Contact Manager

Overview

A full-stack contact manager built with Java (Spring Boot), PostgreSQL, and React (Next.js). Designed with secure JWT authentication, efficient batch actions, and optimized duplicate detection. Provides a modern, responsive UI for managing and searching contacts seamlessly across devices.

Key Features

• •JWT-based authentication for secure access
• •Search contacts by name or fields
• •Batch edit multiple contacts at once
• •Pagination for large contact lists
• •Fast CRUD operations
• •Optimized duplicate detection using hashing
• •Modern UI built with React & Next.js
• •RESTful API design following best practices

Links