Pablo Arroyo Noé

Staff Software Engineer

Consumer Product & Platform · Developer Experience

Palo Alto, CA pablo.arroyo.noe@gmail.com +1 650 382 8388 pablonoe.com LinkedIn GitHub

About

Product engineer with 14+ years of experience owning consumer-facing features at scale, with a track record of 0-to-1 product delivery and API design. At Meta, led end-to-end delivery across Facebook's core creation surfaces — Feed, Stories, Video, and Profile — serving hundreds of millions of users on web. Experienced building and exposing APIs consumed by other engineers and products, and collaborating closely with product, design, and UX teams to bring high-ambiguity initiatives to life. Known for building reliability and safety into product launches, and operating across IC and leadership dimensions: shipping product, mentoring engineers, shaping roadmaps, and driving cross-functional alignment. An active practitioner of AI-assisted engineering, having shipped production features at Meta using 100% AI-generated code.

Experience

Senior Software Engineer & Technical Lead Sep 2024 – Present

Meta

Facebook Creation (Social Interfaces) · Menlo Park, CA · On-site

Led 0-to-1 delivery of a feature-packed profile enrichment experience (executive priority, covered in TechCrunch), collaborating closely with product, design, and UX teams. Implemented safety mechanisms and logging infrastructure that derisked the global H1 2026 rollout.
Built a reusable React component API for privacy controls, adopted across all composer surfaces — enabling other engineers to enforce privacy guarantees consistently. Ranked #4 in the engineering org for a company-wide privacy initiative.
Unblocked a company-critical video platform consolidation by delivering the unified Reels and video experience on web profiles, coordinating across multiple external teams under a tight deadline.
Shipped music sticker creation for Stories on web, closing a top user research parity gap — delivering stat-sig improvements across sharing, production, and engagement metrics.
Served as team incident captain: owned goaling, coordination, and post-incident reviews. Built a monitoring dashboard adopted by the full team; maintained 100% alert precision over 30-day windows.
Owned the team's AI4P initiative: audited AI-assisted code review capabilities, defined adoption guidelines for our codebase, and drove the H1 roadmap. Adopted team-wide.
Mentored and onboarded 5 engineers; designed a roadmap of 13+ experiments to improve Feed engagement through UI iteration, identifying and prioritizing product levers.

Senior Software Engineer & Technical Lead May 2023 – Aug 2024

ResortPass · 4 yrs 1 mo total

Remote

Carried back-end engineering vision, architecture, and system design across microservices, monolithic applications, and event-driven systems — including establishing the foundational APIs consumed by all engineers building across our products.
Mentored 8+ back-end and full-stack engineers across all domain pods; established engineering best practices adopted org-wide.
Partnered with Product, Design, and Engineering leadership on release strategy and technical roadmap execution.

Senior Full Stack Software Engineer Aug 2020 – May 2023

Remote

Led architectural design and development of core product features across a high-throughput platform with millions of users.
Designed and built the auth & booking API — the core transactional layer powering all reservation and access flows.
Delivered several 0-to-1 products end-to-end, including Booking Calendar, Coupon System, and a Seating Map (Ticketmaster-like interactive experience).
Drove performance optimizations on live services and background jobs; resolved systemic issues through data model improvements.
Conducted technical interviews for US and Latin American candidates; collaborated on engineering team scaling strategy.

Senior Full Stack Software Developer Mar 2019 – Aug 2020

Great Place To Work® Chile

Santiago, Chile

Built a cloud-based survey platform from 0 to 1 — designed, developed, and shipped the full product from scratch, capable of handling massive simultaneous traffic spikes across thousands of concurrent users.
Architected scalable, highly available infrastructure on AWS; built an optimized database clustering tool for complex multi-parameter survey calculations.
Designed and developed an API for end-to-end offline surveying with full data protection.

Technical Project Lead Oct 2017 – Jan 2020

OutdoorIndex.cl

Patagonia, Chile · Freelance

Led development and deployment of a web platform bringing Patagonian tourism to global audiences. Grew from developer into technical lead — providing architectural direction and collaborating on product strategy.

Software Developer & Solutions Provider Jul 2014 – Mar 2019

Self-Employed

Santiago, Chile

Owned the full software project lifecycle across a wide range of clients: Ruby on Rails platforms, AWS/GCP infrastructure, Shopify e-commerce, and React front-ends.

Skills

Languages & Frameworks

Ruby on Rails · JavaScript/TypeScript · Python · React · Next.js · Node.js · SQL · HTML/CSS

Infrastructure & Tooling

AWS · GCP · Docker · Kubernetes · Linux · Git

Core Competencies

Large-scale web systems · Privacy engineering · Experimentation & A/B testing · Release safety & kill switches · SEV/incident response · Accessibility engineering · Product sense & UX-driven engineering · Design-to-implementation collaboration · Cross-functional product execution · Technical leadership & mentorship · Machine learning fundamentals · LLM application development

Education

Universidad Técnica Federico Santa María

Software & Industrial Engineering

2009 – 2014

Machine Learning Specialization · Stanford Online / DeepLearning.AI

Supervised & unsupervised learning, neural networks, decision trees, reinforcement learning, recommender systems

Feb 2023

Generative AI with Large Language Models · DeepLearning.AI

LLM architecture, pre-training, fine-tuning, RLHF, and deployment patterns for generative AI applications

Jun 2024

Pontificia Universidad Católica de Chile

Agricultural Sciences

2007 – 2008

Fundación Educacional Santiago College

International Baccalaureate

1992 – 2006

ConsultingTechnology Strategy Consultant, Romero y Asociados (2021–2022) — advised on building an AI-powered legal document analysis product. Reframed the engagement from a simple 'build AI product' request into a comprehensive technology strategy: educated the board on AI limitations and reliability requirements for legal work, designed the end-to-end product (data pipelines, application logic, infrastructure, and web application), recruited and onboarded two internal technical stakeholders to ensure long-term capability, and partnered with an external software factory to execute the roadmap. Owned all architectural decisions, technology stack, and infrastructure. Within the first year, the firm recovered a significant portion of their lost clients.

VolunteeringField Supervisor, Fundación TECHO (2006–2014) — led emergency housing construction across Chile and Paraguay, contributing to 150+ new homes. Roles: squad lead, resource manager, truck driver, recruiter.

LanguagesSpanish (native) · English (proficient) · French (beginner)

InterestsSustainability · Science · Trekking & Adventure · Traveling · Culture