William Kostuch is a full-stack Software Engineer II based in Austin with eight years of experience building high-performance, distributed systems and data infrastructure. At Cox Automotive he focuses on scalable system architecture and performance optimization, after helping design data pipelines and privacy tooling at Epic’s Cosmos team. He built and owned PHInder, a containerized Python/SQL system that scanned hundreds of billions of datapoints for PHI/PII and generated remediation code, demonstrating a pragmatic blend of engineering and privacy-first design. Comfortable across cloud, container, and data stacks, he prefers using the best tool for the job—including AI-assisted development—while keeping strong attention to long-term quality. Early research and tutoring roles show he’s fluent in both machine learning workflows and teaching complex CS concepts to others.
8 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at The University of Dallas
High School Diploma, High School Diploma at Mother of Divine Grace School
Contributions:2 pushes, 1 branch in 4 years 1 month
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William Kostuch - Software Engineer II at Cox Automotive Inc.