Hai To
Senior Data Engineer @Roger
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WORK HISTORY
Senior Data Engineer @Roger
Berlin, DE
SKILLS
ABOUT HAI TO
Experienced Data Engineer with a strong background in IoT, health-tech, and digital advertising industries. Currently, I work at Sensirion Connected Solutions GmbH (formerly AiSight), focusing on real-time stream processing and data pipeline architecture. Previously, I contributed to Sunshine Smile GmbH (PlusDental) by optimizing data synchronization and modernizing the data stack. At Bonial International GmbH, I integrated data management platforms and designed ETL processes, while at mbr targeting GmbH, I developed machine learning models and click fraud detection systems. Skilled in Python, Java, Terraform, Kubernetes, and various data technologies, I excel in building efficient, scalable data solutions. Fluent in German and English, with intermediate Vietnamese and basic French skills.
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