# spotify-js-challenge

**Repository Path**: mirrors_spotify/spotify-js-challenge

## Basic Information

- **Project Name**: spotify-js-challenge
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: BSD-3-Clause
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2020-08-18
- **Last Updated**: 2025-10-04

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

Overview
========

![Spotify Logo](/resources/spotify-logo.png)

Spotify Javascript Coding challenges

* You need to solve at least one challenge in order to win a Spotify prize. Each problem has different difficulty, so feel free to start with the problem you prefer or that is more relevant for you.

* **Disclaimer:** You need to be at the conference where we present the challenge, in order to pick up the prize.

* You don’t need to complete the 4 points, or even have a perfect solutions, we will enjoy to discuss with you your solutions, so come to talk with us. Also, .. we are hiring ;), if you enjoyed to implement those challenges, check with us what are our open positions.

### How to send the results

1. Work locally in a custom branch `git checkout -b my-solutions`

2. When you are ready with the code, you have several options: 
   * Option 1: Send us the code via e-mail: lxjs2013@spotify.com
     * First generate a patch: `git diff --no-prefix master > solution.patch`
     * Send the generated patch to
     * Use the subject **[Challenge]**
     * **Alternative**: just send us the link to a secret gist ([gists.github.com](https://gist.github.com/))
     * We will review and reply you, including details about when you can come to the stand.
   * Option 2: Just come to the Spotify stand, to show us the code and talk with us.
   * Option 3: In case that you don't even have a computer at the conference, you can discuss potential solutions with us. Just go to the stand or find a Spotify engineer.

Challenge
=========

* [Custom DOM wrapper](./custom-DOM-wrapper/README.md) - **3 Points**
* [Communication between tabs](./communication-between-tabs/README.md) - **3 Points**
* [Unit testing and refactoring](./unit-testing-and-refactoring/README.md) - **2 Points**
* [Cross-browser code](./cross-browser-code/README.md) - **2 Points**
* [Secure enough](./secure-enough/README.md) - **2 Points**
* [Mouse issue](./mouse-issue/README.md) - **1 Point**
* [Risky search](./risky-search/README.md) - **1 Point**
* [Good CSS compatibility](./good-css-compatibility/README.md) - **1 Point**
* [Static files nightmare](./static-files-nightmare/README.md) - **1 Point**
* [Mathematically wrong](./mathematically-wrong/README.md) - **1 Point**
* [Top 50 tracks](./top-50-tracks/README.md) - **4 Points**