Steven Yang

San Francisco, United States

Member since October 8, 2013

As a full-stack web developer, Steven does everything from tweaking UI interfaces in Sketch to designing scalable back-end architectures. He also tests and transforms ideas into quality products as an entrepreneur. He enjoys adapting to new technologies and studying fundamental ideas.

Steven is now available for hire

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Portfolio

Google, Inc.
Python, JavaScript, Java, Polymer
Hua.li
Ruby on Rails, Sinatra, JavaScript, HTML5, CSS3
Ele.me
JavaScript, jQuery

Experience

Ruby, 4 years
Ruby on Rails, 4 years
Sketch, 1 year
Linux, 3 years
JavaScript, 3 years
PostgreSQL, 2 years

Availability

Part-time

Preferred Environment

Linux

The most amazing...

...thing I've developed is a distributed and asynchronous order processing engine.

Employment

Software Engineer
Google, Inc.
2015 - PRESENT
- Built the test infrastructure for all YouTube web applications.
- Built tools (linter, code generator) to automate YouTube web workflow.
- Built a distributed pipeline to build and compile Polymer components.
- Served as core team member for a closure-template Python compiler.
Technologies: Python, JavaScript, Java, Polymer
Tech Co-Founder
Hua.li
2012 - 2014
- Designed the back-end with a message queueing architecture to enable asynchronous order processing.
- Settled the infrastructure and automated deployment with Capistrano plugins.
- Established front-end integration tests with Selenium, Chrome Driver, and Capybara.
Technologies: Ruby on Rails, Sinatra, JavaScript, HTML5, CSS3
Front-end Developer, UX Designer
Ele.me
2011 - 2012
- Rebuilt the UI, leading to a 13% rise in conversion and a 12% drop in bouncing rate.
- Optimized the bandwidth usage with an ETags caching strategy.
Technologies: JavaScript, jQuery

Experience

Huali eCommerce website (Development)
One of the largest eCommerce flower sites for which I was in charge of the design and development. The front-end is developed under a mobile-first strategy. The back-end is developed to be modular through an order processing priority system.
Biggest Food Ordering site (Development)
http://ele.me
The biggest online ordering platform in China. I rebuilt the front-end UI from scratch to focus on user behavior flows.
One amazing thing I designed and built is the website background, which will adapt to the local time of the user in real-time.

Skills

Languages
Ruby, Python, JavaScript, Clojure, PHP, C, Java
Frameworks
Ruby on Rails, Sinatra
Tools
Sketch, Vim, Emacs, Sublime Text 2
Paradigms
Test-driven Development (TDD), Unit Testing, Agile Software Development, Prototype-based OOP, Class-based OOP, Functional programming
Platforms
Linux
Libraries/APIs
jQuery, React.js, Backbone.js, Redis Queue
Storage
Redis, PostgreSQL, MongoDB

Education

Bachelor's degree in Economics
Zhejiang University - Hangzhou, China
2006 - 2011
International Program degree in International Economics
Keio University - Tokyo, Japan
2009 - 2010

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