Ilija Kostic is currently a Service Quality Engineer at Telesign, where responsibilities include collaborating on messaging services implementation and optimizing SMS routing for improved quality and profitability. Previously, Ilija worked as a Service Quality Technician at Telesign, focusing on maintaining quality of service by monitoring SMS routes and addressing issues related to traffic patterns. Their professional background also includes roles as an Advertising Assistant at AgentFire.com and as an ESL Consultant at iTutorGroup from 2017 to 2020. Ilija is pursuing a degree in Pharmaceutical studies at Tehnoloski fakultet Leskovac.
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