Hello, how are you?
I'm a senior web developer and I have rich experience in this field.
I'm proficient in Django, Flask, Angular js, React js etc.
I'm familiar with push notification using FCM(Firebase Cloud Messaging) and Firestore etc.
Please tell me what you want in detail.
I will give you perfect result as you want.
Let us discuss in detail via chat.
Best regards, Peng.