Leo Jiang

Web Developer, Software Engineer, Data Scientist


Pinterest Logo


Machine Learning Intern, SEO Team

Trained a model to classify whether search terms are "appropriate" as Pinterest topics.

Created SEO experiments such as re-ranking Pin descriptions and leveraging Pin buttons for backlinks.

LimeBike Logo


Front-End/SEO Consultant

Built the initial versions of the Operations app and internal tools.

Helped guide LimeBike's SEO strategy.


Facebook Logo


Front-End Intern, Content Creation Team

Allowed users to save drafts on web.

Decreased perceived wait time for uploading media.

Google Logo


Software Engineering Intern, Chrome Metrics Team

Wrote a tool to find unused logging in Chrome's source code and automatically remove them.

Built visualizations of high-dimensional Chrome usage data.


TreeHacks - made a web app to help strangers become friends

Launch Hackathon - made a website to find and share local events (link)


Square Logo


Software Engineering Intern, Online Store Team

Helped build an online marketplace for Square's merchants.


DeltaHacks - made an Android app to help colorblind persons differentiate more colors, won Best Mobile Hack and 3rd place overall (link)

Cal Hacks - made a web inspector with gesture controls using a Leap Motion (link)


University of Waterloo

Computer Science, Psychology Minor

Dean's Honors List, President's Scholarship.


Hack the North - made a web tool to find trends on Twitter (link)

2011 - 2014


Built a website that made reading news quicker by recommending relevant news articles and summarizing them.

Web Team Leader

Led a team of ~10 students to rebuild the school website and to give each teacher blogs for their classes.

Programming Club Leader

Taught students competitive programming techniques and organized teams to participate in programming competitions.

2008 - 2010

Linksku (later OmniFeed)

Learned HTML/CSS/Javascript/PHP/MySQL and built a social bookmarking site to share and discover interesting links.

2006 - 2007

Made my first websites using Google Page Creator and Webs.com.



2012 - 2016 (shut down)

OmniFeed Screenshot

OmniFeed removes the clutter from your news feed to make it easier to find the news you care about.


2010 - 2012 (shut down)

Linksku Screenshot

Linksku allows users to share and discover links to the most popular sites and articles on the Internet.

WP Tutor.io

2016 - 2017

WP Tutor.io Screenshot

WPTutor.io is a blog for WordPress tutorials, tips, and tricks.

UWaterloo Drop-In


UWaterloo Drop-In Screenshot

UW Drop-In uses the current time and location to find classes you can drop-in to at the University of Waterloo.

Books and Movies that Significantly Influenced My Life

Rich Dad Poor Dad

Rich Dad Poor Dad Book Cover

Rich Dad Poor Dad made me want to become an entrepreneur.

The Social Network

The Social Network Movie Poster

The Social Network inspired me to want to start an Internet startup and build the "next big thing".


Drive Book Cover

Drive renewed my interest in learning for fun (as opposed to learning for high grades).

Connect With Leo

No Github?

I prefer to write proprietary code that could turn into a startup. Check out my Stack Overflow profile to see the types of technologies I work with.