I maintained a 99.89% SMS/Email delivery rate, and oversaw multiple service providers such as Arpuplus, SMSGlobal, Infobip, and Cequens.

I refactored the Laravel system to enhance performance and scalability, achieving this with 25,000 active users and over 100,000 successfully created projects.

The challenge was to collect and group data coming from different sensors (a streaming system) with no direct association of inputs with each other.