Electronic Contract System

Electronic Contract System
Document Management
Contract Signing Workflow

Project Information

  • Category: Fullstack Development
  • Client: Paperlogic (Japan)
  • Project Date: January 2024 - Present
  • Project URL: paperlogic.co.jp
  • Team Size: 10
  • Tech Stack: React.js, Material UI, Astro, AWS Lambda, MySQL

Comprehensive Electronic Contract System

Developed a complete electronic contract management platform serving Japanese enterprises. The system streamlines the entire contract lifecycle from creation to execution, providing a secure and efficient digital signing experience.

Key Features

  • Flexible Contract Signing Workflows: Support for multiple signing types including sequential, parallel, and conditional signing workflows
  • Document Management System: Google Drive-like interface for organizing, searching, and managing contracts with version control
  • Digital Signature Integration: Secure electronic signatures with legal compliance and authentication
  • Template Management: Customizable contract templates with dynamic field mapping
  • Approval Workflows: Multi-level approval processes with customizable business rules
  • Real-time Notifications: Email and in-app notifications for contract status updates
  • Audit Trail: Complete tracking of all contract activities and modifications

Technologies Used

Frontend: React.js, Material UI, TypeScript, Astro

Backend: AWS Lambda (Node.js, Python), MySQL

Cloud: AWS S3 for document storage, AWS CloudFront for CDN

Security: JWT authentication, encryption at rest and in transit

My Responsibilities

  • System analysis and architecture design
  • Full-stack development from frontend to serverless backend
  • Direct client communication and requirement gathering
  • Continuous feature implementation based on customer feedback
  • Performance optimization and bug resolution
  • Cloud infrastructure setup and deployment