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Dafna Zayden has extensive experience in database management and performance engineering. Dafna has worked in various roles at companies like SingleStore, NuoDB, NAYA Tech, Comverse, Cellcom, Sabress.com, and Dotomi. Dafna's expertise includes Oracle Database Administration, query optimization, database tuning, and development of batch processes. Dafna holds a degree in Computer Science from Bar-Ilan University and has certifications in AWS Solutions Architect. Dafna Zayden has a strong background in building and managing databases for both development and production environments.