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Case Study Live

Task Management App

A collaborative task management tool with real-time updates, team workspaces, and productivity analytics.

Role:Full-Stack Developer
React.jsNestJSPostgreSQLSocket.io
Socket.io
Real-Time
Instant task updates across clients
3
Board Views
Kanban, List, and Calendar views
<50ms
Latency
WebSocket event propagation
5+
Team Features
Assignments, comments, mentions, roles, activity

Key Engineering Achievements

The engineering decisions and challenges behind this project

Real-Time Collaboration Engine

Challenge

Multiple team members editing tasks simultaneously need instant visual feedback without page refreshes.

Solution

Built a WebSocket layer using Socket.io with room-based namespaces per workspace. Implemented optimistic UI updates with conflict resolution for simultaneous edits.

Impact

Sub-50ms update propagation across all connected clients with zero data conflicts.

Socket.ioWebSocketsOptimistic UIConflict Resolution

Multi-View Task System

Challenge

Different team members prefer different ways to visualize their work.

Solution

Implemented three interchangeable views (Kanban, List, Calendar) sharing the same data layer. Drag-and-drop across columns with smooth animations using Framer Motion.

Impact

Teams can switch between views seamlessly without losing context or position.

KanbanDrag & DropFramer MotionCalendar

Productivity Analytics

Challenge

Teams need visibility into velocity, bottlenecks, and workload distribution.

Solution

Built analytics dashboards tracking task completion rates, time-in-status metrics, and per-member workload with exportable reports.

Impact

Team leads can identify blockers and redistribute work based on data, not guesswork.

AnalyticsChartsVelocity Tracking

Project Analytics

A data-driven look at the project's architecture and performance

Feature Complexity Score

Real-Time Engine90
Kanban Board70
Analytics60
Team Mgmt50
Notifications40

Code Architecture

100%
Frontend (React)35%
Backend (NestJS)35%
WebSocket Layer20%
Database10%

Developer's Note

The real challenge with TaskFlow wasn't building the features — it was making real-time feel real-time. Optimistic UI updates with proper rollback on conflict taught me more about distributed state than any textbook.

GN
George Njoroge
Full-Stack Developer