👋 Hey there, I'm

Mulloy Morro

Director / Head of AI & Machine Learning

15+ years building AI/ML systems from research to global production, spanning consumer tech, healthcare, legal tech, and environmental applications. Former Spotify ML leader. Now founding human-centered AI products.

Explore my journey

"We're living through the most transformative technological revolution in human history, and we're just getting started."

I believe AI's greatest potential lies in multiplying human capability and extending opportunity to more people. I build technology that unlocks human potential rather than constrains it.

Read My Philosophy

April 2025 - Present Remote

Connection Companion

Founder & AI Architect

Founder and AI architect for a human-centered agentic-AI consumer platform focused on augmenting real-world human connection.

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2024 Remote

Legal-Tech Joint Venture

Technical Co-founder, AI & Systems Lead

Led an AI-enabled remediation initiative applying machine learning, LLM-based retrieval systems, and systems thinking to environmental damage claims related to PFAS contamination in drinking water. Led fundraising efforts securing $4M in funding, grew team from 1 to 15 FTEs, achieving $80M valuation within 6 months.

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2020 - 2024 New York, NY

Spotify

IC → Engineering Manager → Group Lead

Grew from founding engineer to group lead over 4 years, driving Spotify's personalization strategy from early-stage R&D through company-wide adoption. Led the Home Construction organization (25+ engineers) owning recommendation systems that power the homepage where 95% of consumption begins for 600M+ MAU.

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January 2019 - January 2020 New York, NY

Compass Real Estate

Staff Machine Learning Engineer / Founding MLE

Built early ML infrastructure and applied models supporting growth and personalization. Founded AI teams in New York and Seattle, developed ML platform, created new ML product metrics, and increased MRR and CTR of Compass search.

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July 2015 - August 2018 Seattle, WA

OfferUp

Founding MLE / Head of Machine Learning

Founding Machine Learning Engineer focused on content understanding models spanning language, vision, and user behavior. Applied ML to search ranking, recommendations, user and content moderation, and automating item-posting flows. Helped scale and structure the Data and ML organizations.

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2018 Remote

Surgical Robotics Company (Confidential) Side Quest

ML Expert Consultant

Provided strategic ML consulting for a surgical robotics company while at OfferUp, advising on machine learning applications in surgical automation, computer vision for robotic guidance systems, and evaluating emerging technologies for real-time surgical assistance.

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2013 - 2015 Seattle, WA

Porch Group

Senior Machine Learning Engineer

Built ML systems for the home services platform connecting homeowners with service professionals.

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UC San Diego

M.S. Intelligent Systems, Robotics & Control

Graduate research in Computer Vision under Prof. Nuno Vasconcelos. Thesis focused on Generative AI, video segmentation, and person-count regression.

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UC San Diego

B.S. Engineering Physics & B.A. Visual Arts, Media

Electrical Engineering and Physics interdisciplinary program combined with creative visual arts and media production.

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Featured

Spotify's New Home Feed

Led the redesign and modernization of Spotify's main-feed recommendation system serving 800M+ users. Delivered $10M/month increase in user margins, 26% boost in discovery, and $4M/year reduction in operating costs.

Python TensorFlow GCP Scala +6

Featured

Agentic-AI for PFAS-Free Drinking Water

Leveraging agentic-AI to accelerate environmental remediation and deliver cleaner drinking water to affected communities. Designed and implemented a HIPAA/HITECH compliant system for secure medical records processing, ensuring proper handling of protected health information (PHI) while analyzing medical documentation related to environmental exposure claims.

Python LLMs NLP Document AI +5

Featured

ConnectionCompanion.com

A human-centered agentic-AI consumer platform focused on augmenting real-world human connection through privacy-aware, human-in-the-loop ML systems.

Python LLMs RAG Vector Databases +3

Marketplace ML Platform

Built ML infrastructure and recommendation systems at OfferUp, one of the largest mobile marketplaces in the US. Scaled moderation team efficiency through automated bad actor and prohibited item detection.

Python TensorFlow AWS Spark +6

Featured

User Lifetime Value Prediction

Developed and scaled Spotify's north star metric: User-LTV (lifetime value), adopted company-wide to quantify cumulative causal impact and perform financial scenario analysis on long-term retention. Featured at Investor Day 2022 by Head of ML Tony Jebara.

Python ML/Statistical Modeling Feature Engineering BigQuery +2

Crowd Understanding

Computer vision platform for automated monitoring and surveillance of crowded scenes using dynamic textures.

MATLAB C++Computer Vision Gaussian Processes +3

Healthcare Fraud Detection Platform

One of the first projects in my career: designed and built a production ML platform using Java and Python for healthcare fraud detection that secured a major contract to build the fraud detection component of a statewide Healthcare Information Exchange (HIE).

Java Python Custom ML Libraries Healthcare Fraud Detection +3

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