Ignacio Carrillo-batalla
CTO at Yummy (YC S21)
Medellín, Antioquia, Venezuela
Summary
👤
Senior🎓
Top SchoolJosé Carrillo is a Tech Lead with 9 years of experience building and scaling payments and Open Finance systems across LATAM, currently leading a 10+ engineer Payments & Financial Backoffice team at Yummy (Y Combinator S21) from Medellín, Colombia. He is a hands-on senior engineer fluent in Go, React, MongoDB, Kotlin and Swift, with a track record implementing Open Banking at Wompi and driving payment/fraud integrations at enterprises like Cencosud and Falabella. José has moved between backend, mobile and infra roles—shipping hybrid mobile solutions for SKY Airline and architecting resilient backends using PostgreSQL, Redis, RabbitMQ and AWS. Founder of the Golang Venezuela community, he blends technical leadership with community-building and a pragmatic product mindset rooted in earlier roles as a product manager and freelancer. Notably, he repeatedly steps into tech lead responsibilities mid-project, showing a knack for stabilizing delivery and scaling teams while keeping code-level influence.
10 years of coding experience
3 years of employment as a software developer
High School International Baccalaureate Bilingual Diploma, High School International Baccalaureate Bilingual Diploma at Escuela Campo AlegreBachelor's degree Computer Science, Bachelor's degree Computer Science at New York University
English, Spanish
Github Skills (27)
whatsapp8
evolution7
rocket7
rabbitmq7
pusher6
react6
chatbot6
nodejs6
cloud-api6
env6
mongodb5
dockerfile5
javascript5
openai4
typescript4
Programming languages (4)
Github contributions (5)
JuniorCarrillo/nodets
Jan 2022 - Sep 2024
Development framework for Express JS projects with TypeScript (includes Dockerfile)
Contributions:2 PRs, 32 pushes, 2 branches in 2 years 8 months
dockerfileexpressjstypescript
carrilloapps/woocommerce-subscriptions
Feb 2021 - May 2026
WooCommerce Subscriptions, Git-ified. Synced manual! This repository is just a mirror of the WooCommerce Subscriptions plugin. Please do not send pull requests and issues.
Contributions:1 PR, 3 pushes in 5 years 3 months
woocommerce-subscriptionswordpresswoocommercesubscriptionssubscription
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