Matías Castro is a skilled data annotator currently working at Alignerr since June 2023 and at DataAnnotation since February 2022, focusing on the annotation of image, audio, and video data, as well as performing Reinforcement Learning from Human Feedback (RLHF) on large language models. Previous roles include positions as a QA Analyst at Clarika Software + Innovation and as a Senior QC Analyst at number8, along with various quality control and testing positions at Globant, HP, and Gameloft. Matías holds a Licenciatura en Cina y TV from Universidad Nacional de Córdoba, completed in November 2018.
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