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Full-Stack Developer needed for Lean Saas MVP (Twilio + Stripe + Calendar)

Added by
  • Private Person
Budget
€3k

Project Description

Lean SaaS MVP — AI SMS Automation for Home Services

Goal:
Build a fast, simple MVP that helps businesses handle missed calls, qualify leads via SMS, book appointments, and request reviews.

Core Features
Missed Call → SMS (Twilio)Webhook detects missed calls
Auto SMS within ~10s
2-way SMS handling
SMS Lead QualificationRule-based flow (no heavy AI)
Capture service type + urgency
Send booking link
Booking SystemBooking link + time selection
Confirmation + reminders (24h, 1h)
Google Calendar IntegrationOAuth connection
Sync availability
Auto-create events
Prevent double booking
Review AutomationTrigger on job completion
SMS review link + 48h follow-up
Dashboard (Simple)Leads, Bookings, Reviews, Results, Settings
Basic Analytics (Counters Only)Leads, bookings, reviews, SMS usage
Billing (Stripe)Setup fee + subscription
Metered SMS usage

Tech Stack (Required)
Backend: Node.js
Frontend: Next.js
Database/Auth: Supabase
SMS: Twilio
Billing: Stripe
Hosting: Vercel

Scope
MVP only (no extras)
Web app only (no mobile)
Webhook-driven architecture
Focus on speed + simplicity

Timeline & Budget
Timeline: 2–3 weeks
Budget: $2,500 – $5,000

Ideal Candidate
Built SaaS products before
Experience with Twilio webhooks
Stripe subscriptions + usage billing
Moves fast, communicates clearly
Keeps systems simple (no overengineering)

Application Questions
Twilio webhook experience?
Stripe subscriptions + usage billing experience?
How would you keep this MVP simple?
Can you deliver in 2–3 weeks?
What would you exclude in v1?

Important
❌ No agencies
❌ No long timelines
❌ No overengineering

Looking for: Someone who can build fast, think simply, and ship quickly.

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