Elio Capella Sánchez

Elio Capella Sánchez

I'm currently the Head of Engineering at Filestage.io. I'm a technology leader and Computer Science Engineer with over 16 years of hands-on experience, consistently coding while guiding software development in startup environments. Passionate about building high-performing teams and leveraging technology to delight customers.

If you want to know more about my work check out my full resume, if you want to contact me feel free to send me an email at me@eliocapella.com, for now I invite you to read my latests blog posts:

Simple JavaScript Toolkit

November 14, 2025

I started my programming career with Java and eventually discovered Rich Hickey's Simple Made Easy philosophy. Today I share how to apply these principles to JavaScript: values over objects, data over syntax, and controlled state management. Simple doesn't mean familiar, simple means untangled...

How I Build Engineering Culture

October 10, 2025

Great engineering culture reduces time-to-value while protecting users and engineers. I find that leading by example is the best way to get your points across. From kindness and pragmatism to full-cycle ownership and fighting complexity, here's how I build teams that deliver...

Vendor lock in nightmares

August 22, 2025

At Filestage we've always heavily relied on third parties to build our product, we don't want to waste our time managing our database we want to fix our customer problems and focus on that. I'm very thankful to be able to build on the shoulders of giants, but I painfully came to learn that not all vendors are at the same level...

Fighting free trial abuse

July 22, 2025

Before we started our open trial at Filestage I wouldn't have imagined the amount of effort it would take us to fight spammers and other misuse of the platform. We aren't a big brand but still hundreds of bad actors show up in our trial, the internet is wild...

Measure what matters

July 13, 2025

You can measure RAM and CPU usage or the latency of the database per query to find bottlenecks in your code, but how do you identify your team's performance issues? Five years ago I started tracking metrics for my team's performance at Filestage...