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About

Andrés González Ortega

Actuary & data scientist · UNAM

Who am I?

I'm an actuary, trained at UNAM's Facultad de Ciencias. This site exists because building is how I learn: when a topic catches me, I turn it into a working tool and write down what I discovered along the way. Every project started as a question, and what you see here is the journey.

What do I do?

I turn questions into tools. I wanted to understand life insurance from the inside, so I built SIMA, an engine that goes from mortality to reserves and regulatory capital. I wanted to stop getting lost in regulation, so I built an AI agent that cites the actual text of the LISF and CUSF. I wanted to master data at scale, so I put together platforms on Google Cloud. I wanted to know how a language model works, so I trained a transformer from scratch. Everything is live, and each project has its story on the blog, including what failed along the way.

Where have I worked?

At Grupo Gigante (2025-2026) I was a data scientist: reports, models, data apps, and a warehouse on Google Cloud; there I drove the design of a CDP to unify the data of a business unit. Today I work at Levely, a marketing performance agency, as a data analyst: measurement with Google Tag Manager and GA4, campaign reporting, and CRO analysis.

What technologies and domains do I work in?

Tools are the means, not the end. The models live in Python, R, and SQL; deployment rides on the democratization of modern web development: Google Cloud serverless services and platforms that let an idea reach production without friction, under my own domain; and language models (RAG, agents) come in where they truly add something. I learn whatever tool the idea requires: that's why this portfolio has actuarial science, data clouds, and artificial intelligence living side by side.

Where did I study?

Actuarial Science at UNAM's Facultad de Ciencias, currently completing my degree. That's where the foundations come from: probability, statistics, finance, and risk theory.

What certifications do I hold?

Exam P of the Society of Actuaries (SOA). Databricks accreditations (Fundamentals, AI Agents, Generative AI), a Google Cloud skill badge in BigQuery ML, and DataCamp certifications in data analysis and data science.

How to reach me?

The most direct way is email: gonorandres@ciencias.unam.mx. I also publish my work on GitHub and LinkedIn. And if you want to know me better, the best introduction is this very site: browse the projects and the blog, that's where the work is told first-hand.