Mark H. is a Senior Software Engineer at Optum, focusing on building scalable and resilient APIs using Spring Boot, Docker, Kubernetes, and Azure Cloud. Previously, Mark served as a Software Engineer at Optum, where they designed a FHIR-compliant REST API and developed a GraphQL endpoint, enhancing data access and system reliability. Mark began their career as a Technology Development Program Associate, ensuring the accuracy of COVID-19 vaccination records and achieving high SLA compliance. They hold a Bachelor of Science in Computer Science from Technological University Dublin, graduating with First Class Honours in 2021.
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