CRM/TMS to SaaS Platform

Job ID: 40562477

Budget: $750 – $1,500 USD

Title: Principal SaaS Development Company Required – Convert Completed HTML CRM/TMS Into Production SaaS Platform

We are looking for an experienced software development company only. Individual freelancers, beginners, and small temporary teams should not apply.

We already have a complete HTML-based CRM/TMS prototype with UI, workflows, dashboards, forms, modules, and business logic completed.

This is not a new build project. Your responsibility is to convert the existing HTML application into a secure, scalable, production-ready SaaS platform while preserving all current features.

Scope of work:

1. Frontend Migration

* Convert existing HTML/CSS/JavaScript into:

* Next.js
* React
* TypeScript
* Tailwind CSS

Requirements:

* Keep existing UI structure
* Maintain all screens
* Convert pages into reusable components
* Improve responsiveness and performance where needed

2. Backend Development
Build a complete backend using:

* NestJS
* Node.js
* TypeScript APIs

Requirements:

* Convert all frontend logic into backend services
* Create secure APIs
* Implement authentication
* Role-based access control
* Business workflow automation

3. Database Development
Use:

* PostgreSQL

Create a complete database architecture for:

* Companies
* Users
* Customers
* Carriers
* Loads
* Tracking
* Documents
* Invoices
* Payments
* Reports
* Audit history

4. SaaS Architecture
Must support:

* Multi-company accounts
* Multi-user access
* Permissions
* Secure data separation
* Cloud deployment
* Future subscription model

5. Existing Features Migration
Every current HTML feature must work:

* Buttons
* Forms
* Dashboards
* Reports
* Calculations
* PDF generation
* User flows
* Permissions

No feature removal allowed.

Deployment:

* Vercel frontend
* Supabase/cloud backend
* PostgreSQL database

Company requirements:

* Must have SaaS development experience
* Must provide previous SaaS projects
* Must have frontend, backend, database, and QA resources
* Must follow professional development standards
* Must provide clean documentation

Deliverable:
A fully functional production SaaS CRM/TMS platform ready for real customers.

Apply only if your company can handle complete enterprise SaaS development from existing HTML to launch.