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Rafael Mejia

About

Rafael Mejia

I’m Director of Data Engineering at Meta, where I lead data infrastructure, analytics engineering, and measurement across multiple Reality Labs product pillars. Before Meta, I founded and scaled AAA Life’s data org as primary operating partner to Marketing, Actuarial, Finance, Operations, HR, and the C-suite. Earlier, I was employee #18 at Braze (NASDAQ: BRZE), where I built the marketing operations and demand-data foundation on a consumption-based revenue model combining PLG bottoms-up adoption with mid-market and enterprise sales motions.

I write here about data, leadership, marketing, AI, and automation — the threads that have run through nearly two decades of building data orgs, GTM systems, and the platforms underneath them. The writing leans practical: things I’ve actually tried, decisions I’ve actually had to make, mistakes I’ve actually paid for.

I’m a practicing AI, automation, analytics, MarTech, and GTM engineering leader — not just a director who points at the work. I run AI-first operations on my team at Meta, where every recurring workflow gets audited for AI leverage and team capacity compounds through automation rather than headcount. I’m hands-on in the code on the layer that makes that compounding possible — agents, integrations, and the orchestration underneath. Most of what I write here will come out of that practice.

Reach me at hello@teammejia.com or on LinkedIn. Code at github.com/R-A-M.