Luc S.

Mexico City, CDMX, Mexico

YC-Backed Fintech Founder & CTO | AI-First Engineering | Cross-Border Payments

I'm a YC-backed founder and CTO building at the intersection of fintech, AI, and global payments.

Currently: Co-Founder & CTO of Blaze (YC W22) — a cross-border payments platform on stablecoin rails. For 2.5 years, I've built infrastructure that lets digital nomads and businesses move money globally in seconds, not days.

How I build: I'm an AI-first engineer. I ship production code daily using Claude Code and have built multiple AI agents for development workflows and automation. Our lean team…

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Work

Tax Therapy AI - AI-Powered Expat Tax Guidance
Understand your U.S. tax obligations as an expat with AI-powered guidance.
tax-therapy.ai
Blaze - Payments that work wherever you are
Send and request payments from anyone, even if they don't have a Blaze account. Whether you're splitting the bill, traveling, or supporting your family abroad, Blaze makes it easy to send and request payments with anyone in your contact list.
useblaze.app
This Men’s Rental App Is Rethinking Fashion’s Sharing Economy
Seasons is a new rental platform with the best new menswear designers, but its potential goes further than that: It’s also fostering a community and creating space for people to engage with fashion without actually purchasing it.
vogue.com
Artsy — Buy and Sell Fine Art
Artsy is the largest online art marketplace with more than 1 million artworks by over 100,000 artists. Collect art from galleries around the world, bid in live auctions from wherever you are, and sell works from your collection.
apps.apple.com
"Drizzy Keyboard" App Quotes Drake Lyrics for Your Text Messages
"Drizzy Keyboard" App Quotes Drake Lyrics for Your Text Messages: If you ever caught yourself in conversation and wondered what the "6 God" would say next
hypebeast.com
Spotify - Music and Podcasts
With the Spotify music and podcast app, you can play millions of songs, albums and original podcasts for free. Stream music and podcasts, discover albums, playlists or even single songs for free on your mobile or tablet.

Focus on building "Radio" feature on iOS, web, and desktop.
apps.apple.com

Experience

Blaze
Co-Founder
May 2023 - Present
Our mission is to create the best payments experience on the planet for modern nomads.
- Built backend api and web3 integrations
- Built and launched mobile app
Seasons
Co-Founder & CTO
Jul 2019 - Feb 2022
A members-only subscription service to the most coveted menswear and streetwear brands.
- Seasons is a New York-based fashion rental platform designed to foster access, community, and sustainability. We’ve curated a mix of luxury menswear, streetwear, and avant-garde designers, creating an exclusive rental library for our members in NYC.
Artsy
Tech Lead
Jul 2018 - Sep 2019
Artsy envisions a future where everyone is moved by art every day. To get there, we’re expanding the art market to support more artists and art around the world. As the leading marketplace to discover, buy, and sell fine art, Artsy believes that the process of buying art should be as brilliant as art itself. That’s why we’re dedicated to making a joyful, welcoming experience that connects collectors with the artists and artworks they love.
- Led team of eight engineers to build and ship a location-based show guide feature in partnership with BMW.
- Collaborated with Design team to create out a React component library based on internal design system
- Contributed to several React Native open-source projects
Artsy
Senior Software Engineer
Jan 2017 - Sep 2019
Artsy envisions a future where everyone is moved by art every day. To get there, we’re expanding the art market to support more artists and art around the world. As the leading marketplace to discover, buy, and sell fine art, Artsy believes that the process of buying art should be as brilliant as art itself. That’s why we’re dedicated to making a joyful, welcoming experience that connects collectors with the artists and artworks they love.
- Worked on several mobile and web products and infrastructure primarily using JS, React and React Native.
Often
Co-Founder & CTO
Jun 2015 - Dec 2016
Often is a design and technology company empowering people everywhere to create, discover, and share. Our mission is to push platform limitations through experimental projects and provide innovative tools for the future. Founded in 2015, Often, Inc. is based in New York City.
- Designed and built backend services and client architecture for Often including several iOS apps and an admin dashboard.
Spotify
Software Engineer
Jun 2013 - Jun 2015
Our mission is to unlock the potential of human creativity—by giving a million creative artists the opportunity to live off their art and billions of fans the opportunity to enjoy and be inspired by it. Spotify transformed music listening forever when it launched in Sweden in 2008. Discover, manage and share over 70m tracks for free, or upgrade to Spotify Premium to access exclusive features including offline mode, improved sound quality, and an ad-free music listening experience. Today, Spotify is the most popular global audio streaming service with 365m users, including 165m subscribers across 178 markets. We are the largest driver of revenue to the music business today.
- I work primarily on the iOS, web and desktop client. My responsibilities also include deploying and releasing A/B tests. My current focus is mainly the radio feature in our iOS app.
YieldMo
Software Engineer
Jun 2012 - May 2013
Making attention actionable!
- Designed and Implemented frontend architecture for ad serving, internal tools and admin panels.
New York University
Software Engineer
Jun 2011 - Sep 2011
Official LinkedIn page of New York University
- Rebuilt student management system from scratch increasing response time by 60%.
- Scaled and deployed system to the cloud.