You will get Stripe Subscription & Payment Backend with Node.js/Nest.js, API Integration
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Project details
Looking to monetize your SaaS with subscriptions? I'll build you a secure, scalable Stripe backend using Node.js and Express.js, designed to handle everything from recurring payments to free trials, promo codes, and more.
Whether you're launching an MVP or scaling your billing system, I'll set up a production-ready subscription backend that's clean, modular, and built to grow with your product. This includes full integration of Stripe Checkout, Billing Portal, and webhook event handling (renewals, cancellations, trial periods, etc.).
You'll get:
✅ Completely one-time & recurring payments
✅ Discount code & trial setup
✅ Stripe customer portal integration
✅ Secure webhook listener setup
✅ Clean Node.js/Express backend (REST API ready)
✅ Environment config + deploy support
I help founders and teams implement Stripe the smart way no bloated code, just a solid system that works. Focus on your SaaS; I'll handle the payments.
Whether you're launching an MVP or scaling your billing system, I'll set up a production-ready subscription backend that's clean, modular, and built to grow with your product. This includes full integration of Stripe Checkout, Billing Portal, and webhook event handling (renewals, cancellations, trial periods, etc.).
You'll get:
✅ Completely one-time & recurring payments
✅ Discount code & trial setup
✅ Stripe customer portal integration
✅ Secure webhook listener setup
✅ Clean Node.js/Express backend (REST API ready)
✅ Environment config + deploy support
I help founders and teams implement Stripe the smart way no bloated code, just a solid system that works. Focus on your SaaS; I'll handle the payments.
Web Programming Project
API Development, API Integration, Data DashboardProgramming Languages
JavaScript, Python, TypeScriptCoding Expertise
Localization, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$149.99
|
Standard
$299.99
|
Advanced
$599.99
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 10 days |
Number of Revisions | 5 | Unlimited | Unlimited |
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$169.99 - $629.99
Additional Revision
+$9.99
Deployment on Server
(+ 1 Day)
+$49.99Frequently asked questions
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Abdelhadi D.
Dec 28, 2025
Developer with an active Dev.To account to publish a quality guest post on their profile
Excellent work, responsive and timely. Highly recommend working with Rohan. We hope to have a chance to work again on future projects.
YA
Yousef A.
Nov 30, 2025
React/Next.js Developer Needed for Urgent Mobile Loading Fixes
About Rohan Mostofa
Senior Full Stack Developer & AI SaaS Engineer | MERN, AI & Automation
100%
Job Success
Narail, Bangladesh - 1:55 am local time
Give me something meaningful to build, and I will work to turn it into a reliable product that works for your business, not just a collection of features. You have my word.
If you send me an invitation or message, I will take the time to understand what you are building and can share a personalized Loom walkthrough of how I would approach it.
Over the past 4+ years, I have contributed to 100+ websites, SaaS platforms, backend APIs, and web & mobile applications for startups and growing businesses across healthcare, education, AI integration, automation and internal business systems.
Building software is not usually the difficult part. The decisions made before development starts are often what determine whether a product stays maintainable six months later.
That's where I try to add the most value.
I work with founders and growing businesses to design and build SaaS products, AI-powered applications, backend systems and business automation that solve real operational problems, not just deliver features.
Before writing code, I like to understand how users move through the product, how data flows between services, where responsibilities belong, and which technical decisions will become expensive to change later.
That approach helps me build software that is easier to maintain, easier to extend, and less painful to scale.
### What I usually build
⦿ SaaS Platforms & MVPs
⦿ AI-Powered Applications & AI Integrations
⦿ Backend APIs & System Architecture
⦿ Multi-Tenant Architectures | Multi-Tenant SaaS Systems
⦿ Authentication & Role-Based Permissions
⦿ Business Workflow Automation
⦿ Internal Dashboards & Admin Portals
⦿ API & Third-Party Integrations
⦿ AI Integration & Automation: OpenAI API, AI-powered features, custom API development
⦿ Mobile Apps: React Native (iOS & Android), Redux, Expo, Firebase, API Integrations
⦿ Automation Flows: Zapier, n8n, Make, API integrations, AI workflows
⦿ Full Stack Development: MERN Stack, Next.js, Nest.js React.js, Node.js, Express.js, MongoDB, MySQL, Prisma, Wordpress & more
⦿ Performance Optimization, Refactoring. Bug Fixing
⦿ Deployment (Vercel, Render, AWS, Digital Ocean) & Cloud Infrastructure
### Selected Project Highlights
⦿ Contributed to 100+ web applications, SaaS platforms, backend APIs, and business systems across healthcare, education, AI, and workflow automation.
⦿ Designed and implemented AI-powered workflows including content generation, automation pipelines, and custom OpenAI integrations for production products.
⦿ Built scalable multi-tenant SaaS platforms with authentication, role-based permissions, dashboards, payment flows, and complex business workflows.
⦿ Planned and implemented backend architectures, API layers, and database designs that supported long-term product growth instead of short-term feature delivery.
⦿ Improved and expanded existing production systems without disrupting active users, while keeping the codebase maintainable as new features were introduced.
⦿ Delivered complete products from architecture and database design through deployment, including frontend, backend, cloud infrastructure, and ongoing maintenance.
If you are building a SaaS product, AI-powered application, automation system or modern web platform and want an engineer who can think through both the product and the technical side, I would be happy to learn what you are building.
Send me an invitation or message, and I will take the time to understand the problem before suggesting an approach.
Thanks
Rohan Mostofa
### Technologies I work with:-
Senior Full Stack Developer | Web & Mobile Apps | AI SaaS Engineer | System Architecture | Microservices Architecture | AI Automation & AI Integration Expert | Full Stack Development | MERN | SaaS Development | JavaScript | Typescript | PHP | Python | MERN Stack | Next.js | React.js | Vue.js | Redux | Node.js | Express.js | Nest.js | React Native | MongoDB | PostgreSQL | Supabase | Tailwind CSS | DevOps | CI/CD | AWS | MySQL | Prisma | Docker | FastAPI | Zapier | n8n | Make | Automated Workflow | AI Automation | Vapi | Twilio | OpenAI API | LangChain | Generative AI | API Integration | API Development | REST API | ElevenLabs | Kafka | Redis | | Expo | API Development | AI Agent Development | FFmpeg | ElevenLabs | DALL-E | RAG integration | Voice AI | Pinecone | AI Integration & Agentic Systems | AI Chatbot | Web Design | Responsive Design | WordPress Development
Steps for completing your project
After purchasing the project, send requirements so Rohan Mostofa can start the project.
Delivery time starts when Rohan Mostofa receives requirements from you.
Rohan Mostofa works on your project following the steps below.
Revisions may occur after the delivery date.
Understand your subscription structure
Connect Stripe and set up keys