Thomas Edwin Santosa Email and Phone Number

UPVIZ (PT Katalis Indonesia Santosa) is an Indonesian technology company that offers various products, including Mobile ETLE (Electronic Traffic Law Enforcement), Bagifoto (photo sharing for sports, which has handled events such as Tour De Ambarrukmo 2022-2024), Analytics (AI Dashboard), Prosper (accounting software), PPIC (Enterprise Resource Planning), and HEAVi (heavy equipment analytics with computer vision AI). Its customers include VIAR Motorcycle, the Government of Semarang, the Government of Banyuwangi, the Makassar Police, the Central Java Police, United Tractors, and Pamapersada Nusantara.- Achieved a tenfold increase in annual revenue by developing new products and leading a team of project managers, programmers, UI/UX designers, and AI researchers.- Scaled the team as needed and mentored interns and junior staff.- Personally developed solutions across the software engineering life cycle, from requirements gathering and system architecture/design to delivery, ensuring site reliability and high availability.- Reduced software release time from days to minutes by automating DevOps processes with CI/CD tools.- Led large-scale software deployments supporting thousands of concurrent users, utilizing both monolithic and microservices architectures.- Reduced AI training costs by developing an in-house, on-premises distributed training platform with resumable machine learning capabilities.- Continuously improved internal processes and technologies to lower costs and reduce time to market.- Migrated legacy java/kotlin codebase to Rust.- Proficient in professional-level English, and fluent in Indonesian and Javanese.

- Oversaw the development of "Prosper," an accounting software, which entailed roles in product vision, project management, and direct involvement in the technical creation of the software.- Programming in Java, using Wildfly, Spring Framework, Hibernate, NetBeans platform, MySQL, and PostgreSQL.