How to use Job Queue to handle email sending in your Nestjs server

1

Redis

Bull uses Redis to persist job data, so you’ll need Redis installed on your system.

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2

Handlebars

Once the package is set up, it will provide a MailService class that has a method named sendEmail that will receive some parameters and then send the mail. But first, we need to create the mail template and for that, we will use handlebars. It will allow us, to create HTML templates in which we can pass dynamics parameters, such as the user name or its information, and write inline CSS to style our email.

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3

Amazon SES

For this article, we will use the SMTP server provided by SendGrid which is commonly used, but you can also use a different SMTP server such as AWS SES or even the Gmail SMTP server. The only thing you will change here is your secrets.

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