Data aggregation

28 Dec, 2024

Most Frequently asked pandas Interview Questions (2024)

Pandas is an open-source data manipulation and analysis library for Python. It provides fast, flexible, and expressive data structures, such as DataFrames and Series, that make working with structured data (e.g., tables, time-series data, CSV files, etc.) easy and efficient. Pandas is particularly well-suited for data wrangling, data cleaning, manipulation, and analysis.

19 Dec, 2024

Chime Software Engineer, Data Platform Interview Questions and Answers

As someone who recently interviewed for the Software Engineer, Data Platform position at Chime, I’d like to provide a detailed overview of the interview process, the types of questions asked, and tips for preparing for this role. Below is a comprehensive breakdown based on my experience, including practical examples that will help you succeed in your interview.

11 Dec, 2024

Uber Staff Software Engineer Data & Infrastructure Platforms - Metrics & Alerting Interview Experience Share

The Staff Software Engineer - Data & Infrastructure Platforms - Metrics & Alerting role at Uber is a key technical position responsible for building and maintaining Uber's metrics and alerting platforms. This involves working on monitoring systems, creating alerting mechanisms for real-time data, and ensuring the reliability and efficiency of large-scale infrastructure. Here's a comprehensive breakdown of the interview process and tips based on my personal experience.