Build a Custom App to Sell Webinars with WhatsApp Reminders + Payment Integration (Indonesia)

App Developer is needed in Indonesia.

Hi! I’m looking for a freelance app developer (preferably familiar with no-code platforms like Bubble.io, FlutterFlow, or other efficient frameworks) to build a functional app that can:

Key Features:

• Sell pre-recorded webinars (hosted on Vimeo, Mux, or secure video)
• Restrict video controls (no pause, rewind, fast-forward)
• Send automated WhatsApp reminders after purchase (using WATI / Twilio / WhatsApp Cloud API)
• Auto-reply for FAQs before purchase
• Accept payment via Midtrans or Xendit (for Indonesia)
• Auto-chat or prompt users at certain times during video playback
• Dashboard to upload/manage webinar content
• CRM-like view of customer progress

Platforms Considered:

• Bubble.io
• FlutterFlow + Firebase
• Other suggestions welcome

Requirements:

• Must be able to work with Midtrans/Xendit API
• Familiar with video hosting solutions (like Mux, Vimeo, AWS IVS)
• Understand user flow automation (reminders, chatbot)
• (Bonus) Based in Indonesia, or fluent in Bahasa
• Timeline: 4–6 weeks
• Budget: Please submit your estimated project fee (or hourly rate)

Project delivery date:
May 2025

Who are you, and what do you do
I’m a General Manager Marketing & Branding

In what capacity are you hiring?
For my company

Where are you in the hiring process?
I’m ready to make a paid hire

What type of work is this?
Single job with potential follow up work

What experience level is needed?
Junior: $25-35,Mid-level (Industry Average): $35-75,Senior: $75-100