It is an email address validation service interface of a lead management application

Objective: Validate email addresses in bulk, without errors and without service interruption.

The service sends email addresses from the app

A third-party online application validates these addresses.

The service receives the validation status back with codes.

The service updates the database.

Need:

Improve interface performance:

Currently, email addresses are sent and received in batches of 100.

The goal is thousands of email addresses.

Management and collaboration tools

Azure Devops Services

MICROSOFT Teams

Development environment

Sending and receiving email addresses via API.

The Python programming language

The Django framework

The Angular Framework

JS Node and Angular CLI

API: Django

Frontend: Angular

Deployment environment

This service is a component of a web application on 2 servers: Dedicated Server and VPS.

Synchronization of the SQL SERVER databases installed on these 2 servers.

Very very important:

Please tell us without describing the principle of solutions you can implement to improve this performance.

And after:

If everything works well, we plan to:

An interface with Dynamics CRM 365, an emailing application,

A Mobile and Desktop version of the app.