Nelson Zepeda
About Nelson Zepeda
Nelson Zepeda is a Business Intelligence Engineer with extensive experience in data warehousing and analytics. He has worked for various companies, including Tigo and Digicel, and holds advanced degrees in Business Analytics and Big Data from Politecnico di Milano.
Work at BairesDev
Nelson Zepeda has been employed at BairesDev as a Business Intelligence Engineer since 2019. He has worked remotely for the company for five years, contributing his expertise in data analysis and business intelligence to enhance decision-making processes. His role involves designing and implementing data solutions that support the company's strategic objectives.
Education and Expertise
Nelson Zepeda holds a Master in Business Analytics and Big Data from Politecnico di Milano, which he completed from 2016 to 2017. He also studied Marketing, achieving a Short Course in Optimizing Investments through Analytics: Marketing Mix Modeling in 2019. Additionally, he has a background in Finance and Financial Management Services from Universidad de El Salvador, where he pursued a Master's degree. His foundational education includes a degree in Computer Engineering from Universidad de El Salvador.
Background
Nelson Zepeda has extensive experience in the field of data warehousing and business intelligence. He began his career as a Call Center Agent at Avianca in 2007 before transitioning to data roles at Tigo, where he served as a Data Warehouse Junior Analyst and later as a Senior Analyst. He has also held positions at Digicel and Millicom (Tigo), where he managed data warehousing teams and developed business intelligence strategies.
Achievements
In the final quarter of 2023, Nelson engineered a data pipeline that integrated data from various platforms, including Fullstory and ExportComments, with internal datasets. This project aimed to create a predictive model for forecasting new customer value and identifying potential churn. He has a proven track record in developing and deploying advanced machine learning models and is skilled in using AWS Sagemaker and Anaconda environments.
Technical Skills
Nelson Zepeda is proficient in using Matillion for data engineering tasks and has substantial experience with various data analysis software. He is well-versed in Big Data and Cloud Data Warehousing technologies, including Snowflake and Redshift. His capabilities extend to creating informative dashboards and comparative graphs that illustrate company performance against industry benchmarks.