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Fiverr Pro
English
$
USD
I will develop custom saas business management system
Rasel Khan
About this gig
I build custom SaaS, platforms, POS systems, AI solutions, automation, license systems, web, desktop & enterprise software.
Features can include:
SaaS Subscriptions
Multi-Tenant/White Label
CRM & Automation
AI & Automation
Retail & Restaurant POS
WhatsApp Call Center
WhatsApp Voice/Video Broadcast
WhatsApp IVR
Email, Telegram & Facebook
Ecommerce & Support
Cloud License Management
Online/Offline License Activation
API Integrations
Lead Generation
Secure Cloud Deployment
Technology: Next.js, React, Angular, TypeScript, Node.js, NestJS, Fastify, Laravel, Go, Fiber, ASP.NET, C#, VB.NET, PostgreSQL, MySQL, Redis, Electron.js, Tauri, Flutter, Kotlin and CLI.
Why choose me?
Full Source Code
Scalable System
Modern UI/UX
Secure Backend
Custom Integration
IMPORTANT CONTACT ME BEFORE ORDERING
The listed features are examples and are not all included in every package. Price and delivery depend on your needs and project complexity.
- Please contact me before ordering. Tell me what project you want, features & references. I will discuss your requirements and provide the correct package or a custom offer with the right price and delivery time.
Get to know Rasel Khan
Rasel Khan
Full Stack Software Developer
- FromBangladesh
- Member sinceMar 2026
- Avg. response time1 hour
Languages
Bengali, English
I am a professional Full Stack Software & Web Developer with over 10 years of experience building modern websites, SaaS platforms, automation systems, APIs, CRM software, and AI-powered applications.
I specialize in frontend and backend development using Go, Nest.js. React.js, Next.js, Node.js, PHP, Laravel, Python, and modern cloud technologies.
I also develop WhatsApp automation systems, marketing tools, payment integrations, and business management software.
My goal is to deliver high-quality, scalable, and user-friendly solutions for businesses and startups worldwide.
My Portfolio
FAQ
Do you provide full source code?
Yes, complete full source code is included with the project depending on the selected package and requirements.
Can you customize the system based on my requirements?
Yes, custom features, integrations, modules, UI changes, automation workflows, and enterprise modifications are available based on your requirements. Additional customization charges may apply.
Which technologies do you use for development?
I use Next.js, React.js, Angular, TypeScript, Node.js, NestJS, Fastify, Laravel, Go, Fiber, ASP.NET, C#, VB.NET, PostgreSQL, MySQL, Redis, Electron.js, Tauri, Flutter, Kotlin and CLI.
Do you support SaaS and White Label systems?
Yes, the platform supports SaaS subscription systems, multi-user management, wallet systems, multi-currency support, and complete White Label functionality.
Can the software run on Windows or MacBook?
The default version is developed for cloud and Windows environments. MacBook/macOS compatible versions are also available with additional customization charges if required.
