Ivan San

Hello World! I'm Ivan

I'm an iOS Developer currently working at Roche.

What I Do

I’m an Associate Sofware Engineer at Roche, part of the Mobile Engineering team, building software that supports diabetes care. I work with Swift, SwiftUI, clean architecture and agents. I care deeply about code quality, testing, and long-term sustainability of the code.

Background

Over the last 10 years, as a Computer Science Engineer, I’ve worked across different industries and held both technical and strategic roles. From analytics to software development, building digital products end-to-end.

In 2023, I decided to step out and sold my company. I wanted to explore corporate health tech. That path brought me to Roche, the world’s largest biotech company.

I’ve also delivered machine learning work in production: recommendation systems using Learning to Rank, forecasting models with ARIMA, and exploring how to bring LLMs into real workflows, starting with local macOS apps and now thinking about what it takes to run those LLMs efficiently on mobile devices.

GitHub Activity

I’m curious by nature, so I’ve leaned into agentic engineering. Most of what you’ll see on my GitHub comes from AI-assisted pair programming, with me driving the architecture, trade-offs, and debugging. My goal is to grow into an engineer who can orchestrate the full product lifecycle, from product thinking and development to testing, QA, and test automation.

1 contributions in the last year

@patitosan on GitHub →
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