You will get a launch-ready multi-tenant SaaS skeleton, built and deployed

Let a pro handle the details

Buy Web Application Programming services from Lawrence, priced and ready to go.

Let a pro handle the details

Buy Web Application Programming services from Lawrence, priced and ready to go.

Project details

Every SaaS starts with the same three months of unglamorous work — login, accounts, billing, the admin panel, the password-reset emails — before you ever touch the idea that made you want to build the thing. I hand you that part finished, so you start on the part that's actually yours.

You get a real multi-tenant foundation: authentication with email and Google sign-in, every customer's data kept properly separated, Stripe subscription billing wired in, an admin dashboard, and transactional email — deployed, running, and handed over as a clean repository your own developers can pick up without a map. It's documented, readable code you can build on.

Three tiers, from a tight starter build to a production-grade system with single sign-on, a custom domain per customer, and a month of support after launch. The architecture underneath is the same one my own product runs on, so you're getting a foundation I've already had to live with and trust. Tell me what your product does and who logs in, and I'll map the skeleton before you commit.
Programming Languages
JavaScript, Python, TypeScript
Coding Expertise
Performance Optimization, Security, Design
What's included
Service Tiers Starter
$4,500
Standard
$7,500
Advanced
$12,000
Delivery Time 14 days 21 days 30 days
Number of Revisions
123
Design Customization
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Content Upload
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Responsive Design
Source Code
Lawrence K.Status: Offline

About Lawrence

Lawrence K.Status: Offline
Independent Engineering Studio | Websites, Software, Agent Systems
Scarsdale, United States - 8:21 am local time
Independent engineering studio building websites, custom software, and the systems that connect them — for businesses that want it shipped, not theorized.

I'm a Salesforce Certified Administrator and Data Cloud Consultant, and I run a live SaaS product at oncallchat.ai: a multi-channel agent platform with real Stripe billing, voice, and six integrated channels. The unglamorous parts are already solved there — authentication, webhooks, deliverability, multi-tenant data, and escalation logic — I bring working patterns to your project instead of figuring them out on your budget.

What I can show:

Custom websites for service businesses — law firms, dental practices, restaurants, fitness studios, B2B SaaS, and e-commerce

Lead intake automation — forms scored, routed, and synced to any CRM

Multi-channel agent systems across web, SMS, WhatsApp, voice, and iMessage

Stripe subscription billing with customer portal, dunning, and tiered entitlements

Cold email infrastructure that protects your domain instead of burning it

If your website isn't earning its place, a workflow needs rebuilding from the ground up, or you have a front-end waiting on the wiring behind it — tell me what you're trying to ship and I'll tell you how I'd build it.

Steps for completing your project

After purchasing the project, send requirements so Lawrence can start the project.

Delivery time starts when Lawrence receives requirements from you.

Lawrence works on your project following the steps below.

Revisions may occur after the delivery date.

Build and deploy the skeleton

I build auth, billing, and the dashboard, deploy it, and hand you the repo plus a walkthrough.

Review the work, release payment, and leave feedback to Lawrence.