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Kevin Johnstone

Advice for the Transition from College to Industry

The transition from college to industry came with quite a few surprises and lessons. Reflecting back on own my experience, I want to share a few insights I’ve gained. Additionally I want to share habits I formed during my undergraduate that transitioned well, as well as those that required significant changes in order to assimilate […]

September 29, 2015

Adam Cataldo

Why We Use Bayesian Inference

At Wealthfront, we’re constantly experimenting with our products to make them better. Like other internet companies, we use a metrics-driven approach to test product changes. Each change is validated with an A/B test (hypothesis test), where we evaluate the change on a subset of clients by measuring its impact on some business metric, like the […]

September 01, 2015
Ryan Bahniuk
Ryan Bahniuk

Unit Testing for Sass with Sassaby

At Wealthfront we use Sass to write all of our CSS stylesheets. Sass is a powerful CSS pre-processor that allows you to leverage features common in programming languages, but are absent from native CSS. Using Sass variables, conditionals, loops, and functions, you can write extensible CSS that is easier to maintain across a large front-end […]

July 09, 2015
Rahma Javed
Rahma Javed

Testing with Optical Character Recognition (OCR)

Put not your trust in money, but put your money in trust. -Oliver Wendell Holmes, Sr., The Autocrat of the Breakfast Table At Wealthfront, we manage over $2.5 Billion in assets that we have been trusted with by our clients. Trust and transparency are the foundations of a strong relationship between a financial institution and […]

July 02, 2015
Eli White
Eli White

Performant CSS Animations: Netflix Case Study

While going over performant web animations with our new batch of interns, Netflix’s new redesign was brought up as an example of something that seemed to have DOM nodes that changed size and pushed other DOM nodes around. From my previous blog post on Performant Web Animations, animating properties such as width or top forces […]

June 30, 2015
Eli White
Eli White

An Introduction to CommonJS

The CommonJS specification includes a module loading syntax to cleanly specify JavaScript dependencies. While first widely used in Node it is now used heavily in the browser as well. Historically, when specifying dependencies for the browser, we have had to manually manage a list of our files and keep them in the right order. For […]

June 16, 2015