# Nathan Louie

> Data Platform Engineering at Notion

Location: San Francisco, California, United States
Profile: https://flows.cv/nathanlouie

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## Work Experience
### Staff Software Engineer, Tech Lead @ Notion
Jan 2023 – Present | San Francisco, CA
Data Platform - batch and streaming systems, vector search infrastructure

### Senior Software Engineer @ REPLICA
Jan 2021 – Jan 2023 | San Francisco Bay Area
Replica spun out of Google's Sidewalk Labs, and is a next-generation urban planning tool that can help cities answer key transportation and land use questions.

* Technical lead for customer analytics and large data downloads service. Built from the ground up with FastAPI, Bigquery, and Postgres.
* Developed data pipelines, API endpoints, and full stack (Node, Typescript, React) features to serve
geospatial mobility and economic data. Optimized Bigquery to significantly improve cost and runtime.
* Established user feature flag infrastructure and introduced feature flag based development practice to enable non-deploy blocking feature launches.

### Software Engineer @ Meta
Jan 2019 – Jan 2021 | San Francisco Bay Area
Instagram Small and Medium Businesses - Insights

* Built in-app Instagram Insights product for XX million weekly active users with Django, Bloks (server-driven UI framework), and various data systems such as Tao (MySQL), Hive, and Saber (key-value datastore).
* Co-led cross-team initiatives to build new Insights surfaces, including for IG Reels, IG Reels in Facebook, and Commerce.
* Led project team to build a creator dashboard product that centralized creator tools and enabled $XX million in incremental revenue.
* Led team’s effort to ensure Insights compliance with the European ePrivacy Directive data governance law.
* Implemented Instagram Commerce Eligibility Requirements to standardize and bring transparency to the shopping account onboarding experience.

### Software Engineer @ MongoDB
Jan 2018 – Jan 2018 | Greater New York City Area
Distributed Systems - Replication

Built server transaction metrics suite that enabled developers to measure the performance of multi-document transactions across a replica set. Released in open source MongoDB 4.2 and backported to 4.0

### Chapter President @ Theta Tau
Jan 2018 – Jan 2018 | University of Michigan
Theta Tau at Michigan is an inclusive, co-ed professional engineering fraternity. I led the executive board in strategy decisions for recruitment, on boarding, social, and professional opportunities for the 70+ member fraternity.

### Software Engineer @ Yelp
Jan 2017 – Jan 2017 | San Francisco Bay Area
Growth - Push Notification and Email Systems

Worked on push notification data infrastructure to recommend relevant Hot New Businesses to Yelp users

### Summer Technology Analyst @ Goldman Sachs
Jan 2017 – Jan 2017 | Greater New York City Area
Finance Engineering - Capital Measurement and Analytic

Re-designed the firm's CCAR/DFAST (regulatory stress tests) software. I added support for multiple control owners and wrote data management CRUD to bring reported information in-app.

### Software Engineer @ BWI GROUP
Jan 2016 – Jan 2016 | Brighton, MI
Developed a document parser that formatted, structured, and loaded customer requirements into our CMS database

### Test Engineer @ A123 Systems
Jan 2015 – Jan 2015 | Livonia, Michigan
Stress-tested battery packs, built wire harnesses and developed an error reporting C# Windows Form Application.

### Parks and Recreation Maintenance @ City of Novi, Michigan
Jan 2014 – Jan 2014 | Novi, Michigan
Spread mulch, raked baseball fields, and generally worked to maintain city parks


## Education
### B.S.E. in Computer Science and Minor in Sociology
University of Michigan
Jan 2014 – Jan 2018

### High School
Novi High School
Jan 2010 – Jan 2014


## Contact & Social
- LinkedIn: https://linkedin.com/in/nxlouie

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Source: https://flows.cv/nathanlouie
JSON Resume: https://flows.cv/nathanlouie/resume.json
Last updated: 2026-03-22