I make AI work inside enterprises that don't make it easy.

For eleven years, I've worked with brilliant engineers and business leaders to turn AI proofs of concept into systems companies actually depend on.

Carnegie Mellon '15 IBM → Gartner Denver, CO mail@lmarquina.com
35+
Production AI deployments
12M+
Users on largest platform
11
Years in production AI
10+
Industries shipped in
Build
Data architecture to ML engineering to production. The full picture, not one layer of it.
Lead
Teams of 5 to 50+. Delivery, rollout, and program execution across orgs and time zones.
Advise
Strategy, operating model, AI governance. The bridge between what the board wants and what engineering can ship.
Agentic AIConversational AIVoice & NLPRAGMulti-Agent OrchestrationMLOpsAI Governance

Selected Work

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Build · Telecom

One Virtual Agent Platform, Every Channel, One Telco

Designed a shared virtual agent architecture that spread across every major business function — customer care, HR, ITSM, credit, sales, field tech. 48M conversations across chat, voice, SMS, and app. Eight years later, the platform is so embedded in operations that it can't be switched off.

12M+
Subscribers supported
9-fig
Documented OPEX relief
~50%
Tier-1 volume reduced
2017–Present · Telecom

Notes

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Future of Work Mar 2026
My biggest takeaway from Gartner's D&A Summit wasn't actually about AI. The expectations for the engineer of the future will shift — not just in what we build, but in how we communicate it.
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AI Access Feb 2026
As foundational models get closer to our everyday life, their underlying training data creates an access schism by default. Foundational models learn a representation space whose structures are disproportionately shaped by English-language data.
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Agentic AI Nov 2025
Agentic AI was the #1 topic in every CIO/CDO/architect conversation I had at Symposium. The more vendors claim to be agentic, the harder it is to find the ones that actually are.
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AI Reasoning Oct 2025
OpenAI researchers claimed GPT-5 had "solved" a batch of Erdos problems. Turns out… not quite. Retrieval ≠ Discovery. Finding an answer isn't the same as creating one.
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Writing

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Users First: Infusing AI at Lumen Technologies

How we approached AI adoption at Lumen — starting from the user problem, not the technology.

LinkedIn

ServiceNow Generative AI: Now Assist

A practical breakdown of Now Assist and what it means for enterprise AI delivery in service workflows.

Medium

Path

2025 –
Partner & AI Practice Leader · Gartner
2015–25
Data Scientist → Assoc. Partner · IBM
2016
Ollie — Autonomous Transit (IBM)
2015
B.S. Statistics, Honors · Carnegie Mellon

Let's talk.

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