Cristian Orellana
Data Engineer
Castro Valley, California, United States
Summary
👤
Senior🎓
Top SchoolCristian Orellana is a Data Engineer with 11 years of experience specializing in end-to-end Business Intelligence and data warehouse lifecycles, from requirements gathering to design, deployment and support. He combines deep expertise in multidimensional modeling and SQL with practical Big Data skills—HDFS, MapReduce, Apache Crunch, Morphlines, Oozie, Flume/Sqoop/Kite and Solr—to deliver analytics solutions for CRM, sales analysis and churn prediction. Fluent in Spanish and English, he excels at translating business needs into technical designs and communicating effectively across teams. Educated in computer science with advanced studies including an MBA and coursework at Stanford and Darden, he brings both technical rigor and business acumen to BI projects. An experienced user of third-party ETL tools and orchestration workflows, he’s known for pragmatic problem solving and consistently achieving measurable outcomes.
11 years of coding experience
Stanford UniversityEngineer's degree, Computer Sciences, Data Modeling, Engineer's degree, Computer Sciences, Data Modeling at Universidad de ConcepciónBusiness Administration, Business Administration at Darden Graduate School of Business AdministrationBachelor of Science (BSc), Computer Science, Bachelor of Science (BSc), Computer Science at · Computer Engineer Universidad de ConcepciónSalesianoFidelización y Gestión de Clientes, Fidelización y Gestión de Clientes at Universidad del Desarrollo
Portuguese, Spanish, English
Github Skills (79)
storm9
sql8
dos-attack8
decode8
java8
databases7
sql-query7
database7
hive7
indexing7
raspberry7
ssh6
presto6
proxy6
management6
Programming languages (5)
Github contributions (5)
crorella/hots-parser
Sep 2017 - Sep 2017
Contributions:8 commits, 45 PRs, 40 pushes in 1 day
heroes-of-the-stormreplaysheroesstormparser
crorella/heroesjson
Oct 2016 - Sep 2017
Contributions:2 PRs, 3 pushes, 5 branches in 11 months
game-datato-jsonheroes-of-the-stormjson-formatheroes
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