Cyclical invoices

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tymoteusz
Employer
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Job category:
Desktop/web applications
Expected budget:

Negotiable

Published:
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Job description

A program that will issue a pro-forma cyclical invoice - send to email.

Sending reminders about payment. It downloads data from api.ifirma.pl

That is, the program will issue a pro-forma invoice on 01.08.2023 on the contractor's data downloaded from ifirma.pl - payment term for example 14 days.

01.08.2023 - sends to the email entered in ifirma.pl - proforma invoice to the customer,

and e.g.

10.08.2023 - sends a reminder

the same on 12.08.2023 and 14.08.2023

number of reminders movable - preferably it would be possible to specify the number of days before the due date and after the due date, e.g.

-5,-3,-1,0,+2

Required functions:

It would be good if it was in the form of PHP scripts that run periodically.