Web App Mobile Notifications Specialist -- 2

We need an expert in mobile webapp notifications for iOS and Android to review our current setup and advise our developers. The goal is simple, stable, consistent notifications that reliably drive users back to our web app. No native app.

We are a Web-Based Group Chat, you can see it by clicking group chat on https://profile.freeguides.com/Yq9ffnANvzeydCmN6daXx3UqJb63

I would recommend testing on IOS and Android

Scope
-- Review our current notification implementation
-- Identify bugs and improvements
-- Explain the best setup for iOS and Android
-- Provide clear steps for a correct, reliable configuration
-- Guide our team through fixing it

Requirements
-- You must have already implemented notifications for multiple live web apps across both iOS and Android
-- No generic applications
-- Include a list of real web apps where you personally implemented the notification system
-- We will verify every example
-- All entries without just verifiable examples will be removed

What we are looking for
-- Deep, practical experience
-- Ability to explain clearly and help our devs fix the issue in real time
-- A direct solution, not theory

How to apply
-- Mention you have already played around with our current group chat
-- Explain you experience
-- Explain how you can help us