Eu vou gerar códigos QR profissionalmente

I am a Red Hat Certified Engineer (RHCSA, RHCE & RHV-M) & working more than ten years of professional in Linux Security, Cyber security, email servers, Mautic, PowerMTA, bulk email, SMTP servers, Mailwizz, AceMailer, Interspire, Magento, wordpress, Nodejs, Django & script install, etc. I have experience fixing issues of SMTP server emails going to spam and improving email deliverability. I will fix any problems related to Linux, VoIP, cPanel, MySQL, postfix, Dovecot, Apache, DNS, Nginx, php-fpm, SSL, PHP upgrade, aws, DC server, digital ocean, google cloud, OVH & Linode VPS-related issues.