Juan Llamazares
AerospaceFintechShanghaiFounder

Juan
Llamazares
Lara

Passionate about technology, engineering, finance, entrepreneurship and innovation at every level.

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Juan Llamazares at Spain–China Business Forum
Presenting Level at UPM
Walled presentation with audience
Aerospace Engineering graduation — UPM, February 2026
Spain–China Business Forum
Pitching Walled at Xiji Incubator, Shanghai
Juan Llamazares in Shanghai

About

I studied aerospace engineering, then went to Shanghai to build a startup. Builder as a life purpose.

Projects

Juan pitching Walled at Xiji Incubator, Shanghai
Walled
Active

Walled

The social finance platform. All your money in one app, with smart insights and a Strava-style social layer.

Details →
Stock market candlestick chart on dark screen
Active

Investment Portfolio

Personal equity portfolio. Long-term value investing with fundamental analysis.

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My Path

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2021–2025
Aerospace Engineering, UPM (ETSIAE)
2022–2025
Founded Level — 500+ member community
2024–2025
Internship at Arquimea — space hardware
2025
Xiji Incubator, Shanghai — building Walled
2025–now
Building Walled full-time

Contact

Let's talk.

Building Walled and always open to interesting conversations about fintech, startups, and product. Reach out anytime.

✉️

Email

jllamazareslara@gmail.com

💼

LinkedIn

juan-llamazares-lara

🐙

GitHub

jllamazareslara

Walled

Walled

walledapp.es