CollabBoard

Real-time collaboration SaaS for multi-tenant teams.

01 · The problem

A full-stack, multi-tenant project management platform that lets teams create workspaces, collaborate on projects, manage users with role-based permissions, and streamline workflows through a modern dashboard — built with scalability and security in mind to demonstrate production-ready SaaS architecture.

02 · Architecture

Frontend

Next.js 15 (App Router)TypeScriptTailwind CSSShadcn UI

Backend

Next.js Server ActionsREST APIsPrisma ORM

Database

MongoDB

Authentication

Auth.js (NextAuth)

Authorization

RBAC — Admin, Manager, Member

Billing

Stripe

Subscription-ready billing groundwork.

Deployment

Vercel

03 · Request / generation flow

User

Next.js Frontend

Auth.js Authentication

Protected API Routes

Prisma ORM

MongoDB

Stripe (Billing)

04 · Challenges & solutions

Challenge

Keeping workspace data properly isolated across tenants while sharing one codebase.

Solution

Ownership of every project and user is scoped to its workspace, and each request is validated against that ownership before data is returned.

05 · Key features

Multi-tenant workspace management

Role-Based Access Control (Admin, Manager, Member)

Secure authentication with Auth.js

Interactive analytics dashboard

Stripe subscription-ready billing

Fully responsive UI

Optimized with Next.js 15 App Router

06 · By the numbers

25+ reusable UI components

18+ REST APIs

12+ business-critical modules

Production-ready deployment

07 · Full tech stack

Next.js 15TypeScriptMongoDBPrisma ORMAuth.jsStripeTailwind CSSShadcn UIVercel