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Career growth — IC track
Moving from junior to senior: ownership, scope, and the story you tell about your work. What changes, what doesn't, and how to make the jump without waiting to be told.
Field Notes — Vol. II / Mentorship
One-on-one sessions with a software engineer at Netflix — for people building their way toward bigger systems, harder interviews, and careers that cross borders.
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I'm Ivan — a software engineer at Netflix, building the digital asset systems behind marketing campaigns for titles worldwide. I mentor because the people who shared their time with me are the reason I'm here.
Before Netflix I was a senior engineer at Nubank (Clojure) and an engineer at Wizeline (Go, Python), working on platforms that processed hundreds of billions of events. I grew up coding in Guadalajara, taught at Wizeline Academy, mentored at Technovation Girls, and in 2024 an experiment I helped build flew to the International Space Station. The throughline of my career has been people who opened doors — and mentorship is how I keep that open.
If you're an engineer in Latin America — or anywhere — trying to reach a company that felt out of reach, I'd like to help you plot that trajectory.
02 — What I Can Help With
The areas I've worked through myself — and the ones I'm most often asked about. Pick whichever matches where you are.
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Moving from junior to senior: ownership, scope, and the story you tell about your work. What changes, what doesn't, and how to make the jump without waiting to be told.
02
How to think about scale, failure, and trade-offs — from event pipelines processing hundreds of billions of events to the asset systems behind a streaming service.
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Coding, system design, and behavioral loops. How to prepare, what interviewers actually look for, and how to frame a non-traditional background as an advantage.
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Language-specific craft: concurrency in Go, functional programming and Datomic in Clojure, JVM ecosystems in Java, and Python for data and services. When to reach for which.
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The practical and cultural jump from a local market to a global one — resumes, English fluency, remote presence, compensation, and navigating relocation or remote-first offers.
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Turning an engineering curiosity into something that leaves the atmosphere. How Mat X Space built an ISS experiment, and how to find the programs and people that make it possible.
03 — How It Works
A simple, low-friction process. The first conversation is on me.
01 — Book
Choose a slot that works for you through cal.com. You'll get a calendar invite with a Google Meet link. Mention what you'd like to cover when you book.
02 — Talk
We meet over video, in English or Spanish. No slides, no script — just a focused conversation about where you are and where you want to be.
03 — Follow up
Afterward you'll get a short write-up: what we discussed, resources, and concrete next steps. If it's useful, we keep going.
04 — Questions
If something here isn't covered, bring it to the session — or write to me directly.
Engineers at any stage — from juniors aiming at their first big-tech interview to mid-level engineers working toward senior. If you're building distributed systems, preparing for FAANG loops, or trying to move from Latin America into a global company, we'll have plenty to talk about.
No. Sessions are remote and open to anyone, anywhere. I work with engineers across time zones.
English and Spanish — your choice.
45 minutes over Google Meet. You'll get a calendar invite and a meeting link when you book through cal.com.
No — and I'd be wary of anyone who does. What I can do is help you build the skills, system-design intuition, and interview story that make you a strong candidate.
Reschedule or cancel anytime through the cal.com link in your confirmation email — no questions asked.
One conversation can change the angle of a career. Bring the thing you're stuck on.