Back to DX SupportCase Study 01
Field Work Reporting System Built in 1 Week
Duration: ~1 weekTeam: PM/Engineer x1 + AI Agent
Overview
Built a system for nationwide field work reporting via smartphone, with centralized approval for operators. Delivered in ~1 week with essential features: photo/video upload, status management, and comment-based resubmission flow.
Background & Issues
- ・Reports scattered across email, LINE, and Excel
- ・Frequent missing photos or incomplete submissions
- ・Operators unable to see overall progress
UI イメージ
スマホでの報告フォーム
PC管理画面
What We Built
For Field Staff
Reporting form (no login required)
Photo/video upload
For Operators
Report list & detail management
Status management
Rejection & comment function
Others (history management, etc.)
Team Structure
PM/Engineer: 1 person
AI Agent (design, implementation, and test support)
Technology Stack
React
Next.js
Node.js
SQLite / PostgreSQL
Cloud Storage
Token-based Auth
Process & Timeline
Waterfall-based process with early visualization. Core form UI shown on Day 2, with feedback incorporated before expanding scope.
Result
- ✓Significantly reduced confirmation workload
- ✓Faster operational turnaround
- ✓High adoption rate by field staff