Javi Santos
Tech Lead at Flanks
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolJavi Santos is a seasoned tech lead and entrepreneur based in Barcelona with nearly two decades of hands-on engineering and nine years in senior product and leadership roles, known for turning ambitious ideas into production systems across blockchain, telecom, and fintech. He co-founded and scaled World Mobile Group’s engineering org, architecting an MVNO platform that fused crypto wallets, WebRTC/SIP, and a custom node network, and later built an AI-powered financial reporting engine aggregating data from 600+ institutions. Comfortable moving between code and strategy, he combines deep systems design with hiring, roadmap definition, and KPI-driven delivery for distributed teams. His background includes building large-scale video monetization platforms, self-sovereign identity cryptographic libraries, and a string of startup CTO roles—evidence of repeated product-to-market execution. Outside core engineering he’s run community-driven initiatives at scale, from dance festivals to global remote teams, highlighting a knack for people-first leadership and operational rigor.
10 years of coding experience
16 years of employment as a software developer
Arte electrónico y diseño digital, Arte electrónico y diseño digital at ESDiProject Manager, Project Manager at La Salle BCN
Github Skills (45)
append9
vscode-extension9
identity8
figma-plugin7
bob7
rows7
react6
sdk6
design-tokens6
javascript6
shopify6
encapsulation5
decrypt5
logging5
zenroom5
Programming languages (5)
Github contributions (5)
javisantos/faythe
May 2020 - Jun 2021
An easy crypto library to send messages using key encapsulation. A courier for Alice and Bob.
Contributions:15 releases, 16 PRs, 53 pushes in 1 year
crypto-librarycryptographysend-messagesencapsulationcourier
javisantos/append-only-object
Jun 2020 - Mar 2025
A way to `append only` objects (deltas) to objects
Contributions:1 PR, 7 pushes, 1 branch in 4 years 9 months
append-onlyappenddeltas
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