Hi, and welcome to my personal site! I’m Daniela Fernandez Espinosa, a senior data engineer with over 8 years of experience, based in the Bay Area. I’m passionate about all things data, a self-proclaimed data geek, and an amateur runner in my spare time.
Latest from the Blog
Oakland’s Port as a Metaphor for Modern Data Applications
I’ve lived in Oakland for the past five years, and over that time, I’ve come to appreciate three places that, to me, define the city: Admittedly, I may be biased, these are the places I frequent for my regular runs, but I also believe they represent the heart and soul of Oakland. In this post,…
Reflections on the Agentic AI Summit – August 2, 2025
Yesterday (August 2, 2025), I had the opportunity to attend the Agentic AI Summit at UC Berkeley. The event started at 9 a.m., but I had a morning run planned with friends, so I wasn’t able to arrive until around 1 p.m. Despite missing the morning sessions, I attended two main talks that really stood out: Foundations of…
System Design
As a data engineer, it’s essential to understand how systems function in order to design data solutions that make the most efficient use of available resources. Data must align with core data quality principles, which means choosing a system architecture that best meets our specific needs. I invite you to join me on a journey…
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Daniela Fernandez 