John Chlark Sumatra is a Senior Customer Reliability Engineer at TableCheck since March 2024. Prior to this role, John served as an Engineering Consultant and Senior Product Engineer at First Circle from June 2019 to March 2024, where responsibilities included leading teams in product and quality assurance, integrating a Customer Relationship Management system with internal tools, and redesigning the system infrastructure for a network of over 157,000 customers. John’s earlier experience includes a position as Senior Programmer at CD Technologies Asia, Inc., focusing on enhancing the CDAsiaOnline platform and developing its Android application. John Chlark Sumatra holds a Bachelor’s Degree in Computer Engineering from La Salle University - Ozamiz, completed in 2013.
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