Josefa Calero Serrano
About Josefa Calero Serrano
Josefa Calero Serrano is a Lead Data Scientist at Keepler Data Tech, where she has worked since 2021. She has extensive experience in data science, having held various roles in companies across Spain and France, and possesses a strong educational background in economics and data science.
Current Role at Keepler Data Tech
Josefa Calero Serrano serves as the Lead Data Scientist at Keepler Data Tech, a position she has held since 2021. In this role, she oversees data science initiatives and leads a team in developing cloud-based solutions utilizing AWS. Her responsibilities include implementing production pipelines for various data science projects and collaborating with product and engineering teams to ensure successful project execution.
Previous Experience in Data Science
Before her current role, Josefa worked at Keepler Data Tech as a Senior Data Scientist from 2019 to 2021. She also held positions at Quantmetry as a Consultant Data Scientist from 2016 to 2017 and at Vocento as a Data Scientist from 2017 to 2019. Additionally, she briefly worked at BBVA Next Technologies as a Senior Data Scientist in 2019. These roles have contributed to her extensive experience in data science and analytics.
Educational Background
Josefa has a diverse educational background in economics and data science. She earned a Bachelor's degree in Economics from Universidad Carlos III de Madrid, followed by multiple master's degrees, including a Master in Development Economics and Growth from the same institution. She also completed a Master in Data Science at KSchool and a Master in Quantitative Economics at UNED. Furthermore, she studied Digital Communication and Media/Multimedia at The Valley Digital Business School.
Technical Skills and Expertise
Josefa possesses advanced skills in A/B Testing, which supports data-driven decision-making processes. She is proficient in cloud computing, particularly with AWS, and has experience in using Bash and GitHub for version control and scripting in data science workflows. Her expertise includes implementing production pipelines for data science projects and collaborating effectively with cross-functional teams.
Research and Early Career
Josefa began her career as a Research Assistant at Universidad Carlos III de Madrid from 2008 to 2009. This role provided her with foundational experience in research methodologies and data analysis. She later transitioned to the private sector, where she gained further expertise in data science and analytics across various organizations.