---
title: SaaS Architecture & Product Development Services
description: SaaS product development, multi-tenant web app architecture, AI automation and integrations, DevOps, and growth analytics.
url: https://amz.bd/services
---

# SaaS architecture and product development

> I work with founders and teams who need a SaaS product designed, built, or scaled, from the first tenant model to production operations.

## Services

- **SaaS development**: Multi-tenant architecture, billing, roles, analytics, and lifecycle operations.
- **Web app architecture**: Laravel, Vue.js, React, and Node.js with clean modular patterns and good developer experience.
- **AI automation**: Payments, messaging, webhooks, workflows, and third-party API integrations.
- **UI/UX and branding**: Human-centered design, conversion-focused flows, and brand systems.
- **DevOps and reliability**: Cloud, CI/CD, observability, performance budgets, and SRE basics.
- **Growth and analytics**: Funnels, experiments, attribution, and data-driven go-to-market strategy.

## Selected work

- [SocialVibes Social Media Management](https://socialvibe.spagreen.net/): SocialVibe: AI-Powered Social Media Management & Scheduling SaaS (Laravel, Vue.js, Node.js)
- [SaleBot AI Chatbot](https://salebot.app/): Messaging automation with AI assistants, broadcasts, and analytics. (Laravel, Vue.js, Node.js)
- [WhatsAble Messaging Platform](https://whatsable.com/): Messaging automation with AI assistants, broadcasts, and analytics. (Laravel, Vue.js, Node.js)
- [Rapiwa WhatsApp API](https://rapiwa.com/): Unofficial WhatsApp API with webhooks, templates, and SDKs. (API, Webhooks, n8n)
- [Drix Courier Management](https://drix.app): Courier & parcel operations with billing, reconciliation, and tracking. (SaaS, Logistics, Billing)
- [YOORI Ecommerce Marketplace](https://yoori.app): Multi-vendor eCommerce CMS used globally for scalable online stores. (eCommerce, CMS, Laravel)

## Get in touch

- Email: [mannan@spagreen.net](mailto:mannan@spagreen.net)
- WhatsApp: https://wa.me/8801725402187
- LinkedIn: https://www.linkedin.com/in/mannanzinat/
- GitHub: https://github.com/mannanzinat
- Facebook: https://www.facebook.com/mannanzinnat

## Photos

- ![Abdul Mannan Zinnat working on a laptop with the WhatsAble site on a wall screen](https://amz.bd/images/photos/abdul-mannan-zinnat-working-on-whatsable-1200.webp) Working on WhatsAble
- ![Abdul Mannan Zinnat and two teammates around a meeting table with a product page on screen](https://amz.bd/images/photos/abdul-mannan-zinnat-team-product-review-1200.webp) Product review with the team
- ![Abdul Mannan Zinnat seated beside a guest in the office](https://amz.bd/images/photos/abdul-mannan-zinnat-office-meeting-1200.webp) A meeting at the office