You will get an AI SaaS MVP built on the OpenAI or Claude API, with auth and billing


Project details
You have an idea and a model that can almost do it. What you do not have is a product people can sign up for and pay for.
That gap is the work. I build everything around the model call: the screens, the accounts, streaming responses that degrade properly when the API is slow, per-user quotas so one heavy user cannot empty your account, and Stripe billing so money actually arrives.
Next.js and React on the front, Node.js behind it, Postgres or MongoDB, deployed with CI/CD. OpenAI or Anthropic, whichever fits, and swapping later is a config change rather than a rewrite.
I have shipped production apps for 4+ years, most recently a React Native app live on the App Store and Google Play on a Node and AWS backend I hardened through three security audit rounds.
What I will not promise is that the model behaves perfectly. It will not. I build the retries, fallbacks and guardrails that make it usable anyway, and I tell you plainly which parts of your idea current models can and cannot do.
Send me the idea and I will give you the honest version of what it takes.
That gap is the work. I build everything around the model call: the screens, the accounts, streaming responses that degrade properly when the API is slow, per-user quotas so one heavy user cannot empty your account, and Stripe billing so money actually arrives.
Next.js and React on the front, Node.js behind it, Postgres or MongoDB, deployed with CI/CD. OpenAI or Anthropic, whichever fits, and swapping later is a config change rather than a rewrite.
I have shipped production apps for 4+ years, most recently a React Native app live on the App Store and Google Play on a Node and AWS backend I hardened through three security audit rounds.
What I will not promise is that the model behaves perfectly. It will not. I build the retries, fallbacks and guardrails that make it usable anyway, and I tell you plainly which parts of your idea current models can and cannot do.
Send me the idea and I will give you the honest version of what it takes.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$497
|
Standard
$1,497
|
Advanced
$3,497
|
|---|---|---|---|
| Delivery Time | 5 days | 10 days | 21 days |
Number of Revisions | 2 | 3 | 5 |
Number of Pages | 3 | 6 | 12 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$200 - $300
Additional Revision
+$75
Extended Support
+$300Frequently asked questions
2 reviews
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RG
Raymond G.
Jul 11, 2025
Add pages to Italian Enclaves.org website
This freelancer gets it. He is a hard working, trustworthy, and reliable full stack developer. He has executed all work sooner than anticipated and better than expected. We highly recommend him!
RG
Raymond G.
Jun 6, 2025
Homepage Revamp & Autopay Front-End Integration
We were absolutely impressed with Mr. Muhammad Fawad's work. He is an exemplary freelancer with exceptional communication skills and abilities. We HIGHLY recommend him to anyone looking for a hard working talented and honest freelancer.
About Muhammad
Full-Stack Developer | React, Next.js, Node.js, React Native
Lahore, Pakistan - 2:56 am local time
That's the whole point of hiring one developer instead of three. No handoffs between a frontend person, a backend person, and a mobile person. No gaps where things get lost.
I've spent 4+ years building for startups, agencies, and established businesses, most recently as Senior Software Developer at Sports PreGame LLC and before that leading engineering on Lolo, a ride-sharing platform.
WHAT I BUILD
- Full-stack web apps: React and Next.js frontends, Node.js and Express APIs, database design that won't need rescuing in six months
- Cross-platform mobile apps in React Native that feel native on both iOS and Android, shipped through App Store and Play Store review
- SaaS platforms with subscriptions, user management, and architecture that survives growth
- AI-powered features, including NLP and chatbot integrations
- WordPress and WooCommerce work, including full migrations off WordPress when a site has outgrown it
MY STACK
Frontend: React, Next.js, React Native, Angular, TypeScript, Tailwind CSS
Backend: Node.js, NestJS, Express, REST APIs
Data: MongoDB, PostgreSQL, MySQL
Cloud & DevOps: AWS, Docker, Firebase, GitHub Actions CI/CD
AI/ML: NLP, sentiment analysis, transformer fine-tuning (DistilBERT), OpenAI and Anthropic APIs
HOW I WORK
You get progress you can see, not silence followed by a zip file. I flag problems early, including the ones that mean the original plan was wrong. Every client who has rated me on Upwork has given 5 stars, and the words they used were "reliable," "hard working," and "sooner than anticipated and better than expected."
I'm available 30+ hours a week and respond within a few hours. I take on both one-off builds and long-term maintenance, and I'd rather have the second kind.
Tell me what you're building and what's blocking it. If I'm not the right person, I'll say so.
Steps for completing your project
After purchasing the project, send requirements so Muhammad can start the project.
Delivery time starts when Muhammad receives requirements from you.
Muhammad works on your project following the steps below.
Revisions may occur after the delivery date.
Scope and architecture
We agree exactly what ships: screens, model behaviour, plan limits. You get a short written scope and a data model before any code, so there is no argument later about what done means.
The AI layer first
I build the model integration before the UI: prompts in version control, streaming, retries, timeouts, token accounting, and a fallback path for when the provider has a bad day.
