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David Barrera is an experienced technology professional currently serving as a System Architect and Data Engineer at Badal.io since August 2022. Previously, David worked as a Software Engineer in Data at Uken Games, where responsibilities included managing ETL pipelines and supporting core services using AWS, Spark, Scala, Python, and Java. David's previous roles include Scala Software Engineer at Scalac, Scala Developer at AutoScheduler.AI, and Scala Developer and Development Intern at S4N. David holds a Bachelor's degree in Ingeniería de sistemas y computación and has completed advanced studies in Big Data and Machine Learning from Universidad Nacional de Colombia.