For experimenters, stopping rules can make or break the validity of statistical tests. They seem simple, however, we’ve all come across misconceptions about statistics that can alter the interpretation of the results. Here, we’ll dig deeper into the rules we follow within null hypothesis significance testing (NHST), and why.
Asking for help is a valuable skill that often goes unrecognized. John opens up about why seeking help can level up your internship, and how it was essential in building web push notifications with his fellow intern, Luba.
In a continuation of our series about behavioral interviewing, Matt shares a rubric to help your candidates give you meaningful answers.
If you missed Spark Summit, catch this talk from Abdulla about how to build predictive recommendation models and ensure type safety using Apache Spark DataFrames. See how Credit Karma's choice of metric evaluation helps us calibrate models to obtain the best global result, and hear our lessons learned when we scaled our model development environment to handle Terabyte-scale data with thousands of features.
Rotation programs are a powerful way to spread knowledge, invest in engineers' growth, and optimize collaborations. Here, Shawn shares his experience in our pilot Engineering Rotation Program, and how both managers and individual contributors can make the most of rotation programs (and plan ahead for the risks).
It's an exciting time as we revamp our frontend tech stack at Credit Karma with ReactJS, Redux, and GraphQL. This is what we learned on the journey to adoption and what comes next as we rebuild the web UI.
Studies show that behavioral interviewing is the technique that has the strongest correlation to hiring success. We'll introduce the concept as the beginning of a 3-part series on how behavioral interviewing is used at Credit Karma. In the article you can see the inspiration a guy like Dwight Schrute can bring to the interview process.
Three best practices helped us successfully pull off a 24-hour coding event that accelerated the development of our proprietary prediction software.