Backend Challenges
Want to test your knowledge using real jobs challenges? Here is a public list of open-source challenges from jobs around the world.
Feel free to contribute! Only open-source challenges please!
| Company | Stack | Test | |
|---|---|---|---|
| ๐ฌ๐ฎ | Addison Global - 1 | Java or Scala, Any Framework & REST API | Code โ |
| ๐ฌ๐ฎ | Addison Global - 2 | Java 8+, Akka HTTP or Spring Boot & REST API | Code โ |
| ๐ฐ๐ช | Africa's Talking - 1 | Scala, Regex | Code โ |
| ๐ฐ๐ช | Africa's Talking - 2 | ASP.NET MVC, REST API, SQL Server | Code โ |
| ๐ญ๐ฐ | AfterShip | Node.js, PHP, Java or Ruby | Code โ |
| ๐จ๐ฆ | AlayaCare - 1 | Python, Flask, SQLite | Code โ |
| ๐จ๐ฆ | AlayaCare - 2 | PHP, Silex, MySQL | Code โ |
| ๐ซ๐ท | AirCall | Ruby & Rails | Code โ |
| ๐ง๐ท | Amaro | PHP | Code โ |
| ๐บ๐ธ | Ambulnz | (Node.js or Ruby) & Any Framework | Code โ |
| ๐ง๐ท | AmeDigital | Kotlin, Scala, Java | Code โ |
| ๐ฌ๐ง | Apolitical | Node.js, Express, Docker | Code โ |
| ๐ง๐ท | BCredi | Java or Ruby | Code โ |
| ๐ง๐ท | B2W | Java or Elixir | Code โ |
| ๐ง๐ท | Bossabox | Any Language & Any Framework & Web API | Code โ |
| ๐ง๐ท | Brainn | Elixir | Code โ |
| ๐ณ๐ฑ | Chama App | C-Sharp | Code โ |
| ๐ง๐ท | ClickBus | Java, Spring Boot, REST API | Code โ |
| ๐ญ๐บ | CodingSans | Node.js, Typescript & Koa, Express or Fastify | Code โ |
| ๐ง๐ท | Creditas | Ruby, Python or Kotlin | Code โ |
| ๐ง๐ท | Cubo Network | Any Language & Any Framework | Code โ |
| ๐ง๐ท | DevPartner | C-Sharp, Entity Framework, Asp.net & Web API | Code โ |
| ๐ง๐ท | DinDigital | PHP, Laravel, Docker | Code โ |
| ๐ง๐ท | DogHero | Ruby, API | Code โ |
| ๐บ๐ธ | Eaze - 1 | Node.js or .NET Core | Code โ |
| ๐บ๐ธ | Eaze - 2 | .NET, Quartz & Tests | Code โ |
| ๐ง๐ท | Entria | Node.js, Koa.js, REST API and GraphQL | Code โ |
| ๐ง๐ท | Estante Virtual | Ruby, REST API | Code โ |
| ๐ง๐ท | Foton Tech | Node.js, GraphQL, MongoDB, Typescript | Code โ |
| ๐ง๐ท | GetNinjas - 1 | Any Language & Docker | Code โ |
| ๐ง๐ท | GetNinjas - 2 | Ruby, Rails & Any Database | Code โ |
| ๐ง๐ท | Goomer | Node.js, REST API, MySQL or Postgres | Code โ |
| ๐ง๐ท | HurbCom | Any Language & Any Framework | Code โ |
| ๐ง๐ท | iCasei | Ruby, Rails & JavaScript | Code โ |
| ๐บ๐พ | Ingenious | Ruby, .Net, Node.js or Python | Code โ |
| ๐ง๐ท | Kinvo | C#, REST API | Code โ |
| ๐ง๐ท | Olist | Python or Go | Code โ |
| ๐ง๐ท | Oli Saรบde | Any Language & Any Framework | Code โ |
| ๐บ๐ธ | Ontraport | Any Language | Code โ |
| ๐ง๐ท | Orbital | PHP | Code โ |
| ๐ฒ๐ฝ | ORCA Grc | Java, Hibernate | Code โ |
| ๐บ๐ธ | Origin Financial | Any Language | Code โ |
| ๐ง๐ท | PagarMe | Node.js, REST API | Code โ |
| ๐จ๐ฆ | Paytm Labs - 1 | (Machine Learning) Java or Scala & Hadoop or Spark | Code โ |
| ๐จ๐ฆ | Paytm Labs - 2 | Any Language | Code โ |
| ๐ง๐ท | Petlove | Ruby, Rails & Any Database | Code โ |
| ๐ฌ๐ง | PhotoBox | .NET | Code โ |
| ๐ง๐ท | PicPay | Java (Spring Boot), PHP (Lumen) & (MySQL or MongoDB) | Code โ |
| ๐ง๐ท | RedFoxTech | Node.js, REST API & Any Database | Code โ |
| ๐ง๐ท | Riderize | Node.js & GraphQL | Code โ |
| ๐ฌ๐ง | SamKnows | PHP | Code โ |
| ๐ง๐ท | Senior Sistemas | Any Language, Any Database, REST API | Code โ |
| ๐ง๐ท | Somar Metereologia | Python, REST API & AWS or Flask | Code โ |
| ๐ง๐ท | Stone Payments | Elixir | Code โ |
| ๐ณ๐ฑ | Travix | Any Language | Code โ |
| ๐บ๐ธ | Uber | Any Language | Code โ |
| ๐ง๐ท | UOL Host | Java & Any Framework | Code โ |
| ๐ธ๐ช | Volvo Cars | Any Language | Code โ |
| ๐ง๐ท | Wirecard Brasil | Any Language, REST API | Code โ |
| ๐จ๐ณ | Wiredcraft | Node.js, Any Framework, Any Database, REST API | Code โ |
| ๐ง๐ท | Zรฉ Delivery | Any Language, REST API or GraphQL | Code โ |
Inspiration
Inspired on Felipe Fialho's frontend-challenges. Kudos!
License
MIT ยฉ CollabCode