{"id":15031715,"url":"https://github.com/collabcodetech/backend-challenges","last_synced_at":"2026-02-17T18:05:05.099Z","repository":{"id":37276177,"uuid":"195897446","full_name":"CollabCodeTech/backend-challenges","owner":"CollabCodeTech","description":"A public list of open-source challenges from jobs around the 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Backend Challenges\n\n![Last Commit Date Shield Badge](https://img.shields.io/github/last-commit/CollabCodeTech/backend-challenges?color=F25A70\u0026logo=github\u0026style=for-the-badge)\n![Contributors Shield Badge](https://img.shields.io/github/contributors-anon/CollabCodeTech/backend-challenges?color=F25A70\u0026logo=github\u0026style=for-the-badge)\n\u003ca href=\"https://bit.ly/discord_collabcode\"\u003e\u003cimg src=\"https://img.shields.io/discord/462784660829896714?color=F25A70\u0026label=Join%20Collabcode%20Discord\u0026logo=discord\u0026logoColor=F25A70\u0026style=for-the-badge\" alt=\"Join CollabCode's Discord\"/\u003e\u003c/a\u003e\n\nWant to test your knowledge using real jobs challenges? Here is a public list of open-source challenges from jobs around the world.\n\nFeel free to contribute! Only open-source challenges please!\n\n| | Company | Stack | Test\n|--|--|--|--\n| :gibraltar: | [Addison Global - 1](http://www.addisongloballtd.com/) | Java or Scala, Any Framework \u0026 REST API | [Code →](https://github.com/addisonglobal/backend-technical-test)\n| :gibraltar: | [Addison Global - 2](http://www.addisongloballtd.com/) | Java 8+, Akka HTTP or Spring Boot \u0026 REST API | [Code →](https://github.com/addisonglobal/java8-technical-test)\n| :kenya: | [Africa's Talking - 1](https://africastalking.com/) | Scala, Regex | [Code →](https://github.com/AfricasTalkingTalent/BackendCodeChallengeSeptember2018)\n| :kenya: | [Africa's Talking - 2](https://africastalking.com/) | ASP.NET MVC, REST API, SQL Server | [Code →](https://github.com/AfricasTalkingTalent/AlfarBackendChallenge)\n| :hong_kong: | [AfterShip - 1](https://www.aftership.com/) | Node.js, PHP, Java or Ruby | [Code →](https://github.com/AfterShip/challenge/blob/software-engineer/coding-challenge.md)\n| :hong_kong: | [AfterShip - 2](https://www.aftership.com/) | Node.js, MongoDB | [Code →](https://github.com/AfterShip/challenge/tree/backend-performance-1)\n| :canada: | [AlayaCare](https://www.alayacare.com/) | C++ | [Code →](https://github.com/AlayaCare/labs-cpp-test)\n| :fr: | [AirCall - 1](https://aircall.io/) | Ruby \u0026 Rails | [Code →](https://github.com/aircall/backend-test-5)\n| :fr: | [AirCall - 2](https://aircall.io/) | Any Language \u0026 Any Framework| [Code →](https://github.com/aircall/technical-test-backend-api)\n| :us: | [Ambulnz](http://www.ambulnz.com/) | (Node.js or Ruby) \u0026 Any Framework | [Code →](https://github.com/AmbulnzLLC/backend-challenge)\n| :brazil: | [Anota AI](https://anota.ai/home/) | Node.js, Express, Mongo DB | [Code →](https://github.com/githubanotaai/new-test-backend-nodejs)\n| :uk: | [Apolitical](https://apolitical.co/home) | Node.js, Express, Docker | [Code →](https://gitlab.com/apolitical/code-tests/backend-code-challenge)\n| :brazil: | [B2W - 1](https://ri.americanas.io/) | Java or Elixir | [Code →](https://github.com/b2w-marketplace/challenge-backend)\n| :brazil: | [B2W - 2](https://ri.americanas.io/) | Java, Spring Boot | [Code →](https://github.com/b2w-marketplace/challenge-fullstack)\n| :brazil: | [Bossabox](https://bossabox.com/para-profissionais) | Any Language \u0026 Any Framework \u0026 Web API | [Code →](https://www.notion.so/Back-end-0b2c45f1a00e4a849eefe3b1d57f23c6)\n| :brazil: | [Brainn - 1](https://brainn.co/) | Elixir | [Code →](https://github.com/brainnco-exs/readme-backend)\n| :brazil: | [Brainn - 2](https://brainn.co/) | Any Language \u0026 REST API | [Code →](https://github.com/brainnco-exs/readme-developer)\n| :brazil: | [ClickBus](https://www.clickbus.com.br/) | Java, Spring Boot, REST API | [Code →](https://github.com/RocketBus/clickbus-backend-live-code)\n| :brazil: | [CodeRockr](https://coderockr.com/) | Any Language \u0026 Any Framework | [Code →](https://github.com/Coderockr/backend-test)\n| :hungary: | [CodingSans - 1](https://codingsans.com/) | Node.js, Typescript \u0026 Koa, Express or Fastify | [Code →](https://gitlab.com/codingsans/public/codingsans-backend-test)\n| :hungary: | [CodingSans - 2](https://codingsans.com/) | Node.js, Typescript \u0026 Koa or Express | [Code →](https://gitlab.com/codingsans/public/codingsans-backend-test-schema)\n| :brazil: | [Creditas](http://creditas.com.br/) | Any Language \u0026 Any Framework | [Code →](https://github.com/Creditas/challenge/tree/master/backend/code-challenges)\n| :brazil: | [Cubo Network](https://cubo.network/) | Any Language \u0026 Any Framework | [Code →](https://github.com/cubonetwork/fullstack-challenge)\n| :brazil: | [DevPartner](http://www.devpartner.com.br/) | C-Sharp, Entity Framework, Asp.net \u0026 Web API | [Code →](https://github.com/DevPartner-BR/backend-projects-test)\n| :brazil: | [DinDigital](https://dindigital.io/) | PHP, Laravel, Docker \u0026 Rest API | [Code →](https://github.com/dindigital/teste-back-end-2021)\n| :brazil: | [Estante Virtual](https://www.estantevirtual.com.br/) | Ruby, REST API | [Code →](https://github.com/estantevirtual/teste_ev)\n| :brazil: | [FCamara - 1](http://www.fcamara.com.br/) | Java, Rest API | [Code →](https://github.com/fcamarasantos/backend-test-java)\n| :brazil: | [FCamara - 2](http://www.fcamara.com.br/) | Node.js, React, Rest API | [Code →](https://github.com/fcamarasantos/node-react-test)\n| :brazil: | [FCamara - 3](http://www.fcamara.com.br/) | .NET, Entity Framework, Rest API | [Code →](https://github.com/fcamarasantos/backend-test-dotnet)\n| :brazil: | Foton Tech | Node.js, GraphQL, MongoDB, Typescript | [Code →](https://github.com/FotonTech/join)\n| :brazil: | [GetNinjas - 1](https://www.getninjas.com.br/) | Any Language \u0026 Docker | [Code →](https://github.com/getninjas/backend-rover-challenge)\n| :brazil: | [GetNinjas - 2](https://www.getninjas.com.br/) | Ruby, Rails \u0026 Any Database | [Code →](https://github.com/getninjas/backend-challenge)\n| :de: | [Gigs](https://gigs.com/) | Go or Ruby | [Code →](https://github.com/gigs-hiring/backend-challenge/blob/main/CHALLENGE.md)\n| :brazil: | [Goomer](https://goomer.com.br/) | Typescript \u0026 Fastify or Express | [Code →](https://github.com/goomerdev/job-dev-backend-1)\n| :brazil: | [HurbCom](https://www.hurb.com/) | Any Language \u0026 Any Framework | [Code →](https://github.com/hurbcom/challenge-bravo)\n| :brazil: | [iCasei](http://icasei.com.br/) | Ruby, Rails, Go, SQLite, MongoDB \u0026 Docker | [Code →](https://github.com/icasei/teste-backend-2024)\n| :uruguay: | [Ingenious](http://ingenious.agency/) | Ruby, .Net, Node.js or Python | [Code →](https://github.com/ingsw-dev/backend-test)\n| :brazil: | [Kinvo - 1](https://kinvo.com.br/) | C#, REST API | [Code →](https://github.com/kinvoapp/kinvo-back-end-test)\n| :brazil: | [Kinvo - 2](https://kinvo.com.br/) | Typescript, Node.js, REST API or GraphQL | [Code →](https://github.com/kinvoapp/node.js-challenge)\n| :brazil: | [Kinvo - 3](https://kinvo.com.br/) | C# | [Code →](https://github.com/kinvoapp/c-sharp-challenge)\n| :hong_kong: | [Lalamove - 1](https://www.lalamove.com/en-hk/) | Node.js, REST API \u0026 Any Testing Framework | [Code →](https://github.com/lalamove/challenge/blob/master/set_api.md)\n| :hong_kong: | [Lalamove - 2](https://www.lalamove.com/en-hk/) | Go, Java, PHP or Node.js \u0026 Docker | [Code →](https://github.com/lalamove/challenge/blob/master/backend.md)\n| :hong_kong: | [Lalamove - 3](https://www.lalamove.com/en-hk/) | Go, Java/Kotlin, Node.js, Swift, PHP or Python | [Code →](https://github.com/lalamove/challenge/blob/master/freshgrad.md)\n| :uk: | [MoonPig - 1](https://www.moonpig.com/) | .NET | [Code →](https://github.com/Moonpig/tech-test-dotnet-backend)\n| :uk: | [MoonPig - 2](https://www.moonpig.com/) | Node.js, Typescript \u0026 Express | [Code →](https://github.com/Moonpig/tech-test-node-backend)\n| :brazil: | [Olist](https://olist.com/) | Python or Go | [Code →](https://github.com/olist/work-at-olist)\n| :brazil: | Oli Saúde | Any Language \u0026 Any Framework | [Code →](https://github.com/olisaude/teste-dev-backend)\n| :us: | [Ontraport](https://ontraport.com/) | Any Language | [Code →](https://github.com/Ontraport/Backend-Test)\n| :brazil: | [Orbital - 1](https://orbital.company/) | PHP, Laravel | [Code →](https://gitlab.com/orbital-code/orbital/tests/backend-developer)\n| :brazil: | [Orbital - 2](https://orbital.company/) | Node.js | [Code →](https://gitlab.com/orbital-code/orbital/tests/backend-developer-node.js)\n| :mexico: | [ORCA Grc](https://www.orcagrc.com/) | Java, Hibernate | [Code →](https://github.com/ORCAapplicants/backend-test)\n| :us: | [Origin Financial](https://www.useorigin.com/) | Any Language | [Code →](https://github.com/OriginFinancial/origin-backend-take-home-assignment)\n| :jp: | [Paidy](https://paidy.com/) | Scala | [Code →](https://github.com/paidy/interview)\n| :canada: | [Paytm Labs - 1](https://paytmlabs.com/) | (Machine Learning) Java or Scala \u0026 Hadoop or Spark | [Code →](https://github.com/PaytmLabs/WeblogChallenge)\n| :canada: | [Paytm Labs - 2](https://paytmlabs.com/) | Any Language | [Code →](https://github.com/PaytmLabs/SoftwareChallenge)\n| :brazil: | [Perfect Pay](https://perfectpay.com.br/) | PHP, Laravel | [Code →](https://github.com/perfectpay/perfect-test-backend)\n| :brazil: | [PicPay](https://picpay.com/) | Java (Spring Boot), PHP (Lumen) \u0026 (MySQL or MongoDB) | [Code →](https://github.com/PicPay/picpay-desafio-backend)\n| :brazil: | [RedFoxTech](https://redfox.tech/) | Node.js, REST API \u0026 Any Database | [Code →](https://github.com/RedFoxTech/vaga-backend-teste)\n| :brazil: | [Riderize](https://www.riderize.com/) | Node.js \u0026 GraphQL | [Code →](https://github.com/Riderize/backend-test)\n| :nigeria: | [Rise Vest - 1](https://risevest.com/) | Node.js, Typescript \u0026 Express or Go, PostgreSQL, Redis, Docker \u0026 S3/Cloud Storage Provider | [Code →](https://github.com/risevest/backend-test)\n| :nigeria: | [Rise Vest - 2](https://risevest.com/) | Node.js, Typescript, Express, PostgreSQL, Redis \u0026 Docker| [Code →](https://github.com/risevest/senior-backend-test)\n| :nigeria: | [Rise Vest - 3](https://risevest.com/) | Node.js, Express \u0026 PostgreSQL| [Code →](https://github.com/risevest/backend-intern-test)\n| :uk: | [SamKnows](https://www.samknows.com/) | PHP \u0026 MySQL | [Code →](https://github.com/SamKnows/backend-test)\n| :uk: | [SamKnows](https://www.samknows.com/) | PHP, Symfony \u0026 Docker | [Code →](https://github.com/SamKnows/backend-engineering-test)\n| :norway: | [Schibsted - 1](https://schibsted.com/) |Java or Kotlin | [Code →](https://github.com/scm-spain/ms-ma--backend-test)\n| :norway: | [Schibsted - 2](https://schibsted.com/) |Java, Spring Boot | [Code →](https://github.com/scm-spain/ms-fc--backend-test)\n| :brazil: | [Senior Sistemas](https://www.senior.com.br) | Any Language, Any Database, REST API | [Code →](https://github.com/SeniorSA/seniorlabs-challenge/blob/main/software-engineering.md)\n| :brazil: | [Senior Sistemas](https://www.senior.com.br) | Java, REST API | [Code →](https://github.com/SeniorSA/x-platform-challenge/blob/main/challenge.md)\n| :brazil: | [Somar Metereologia](http://www.somarmeteorologia.com.br/institucional/) | Python, REST API \u0026 AWS or Flask | [Code →](https://github.com/somarmeteorologia/challenge/tree/master/backend)\n| :brazil: | [Stone Payments](http://stone.com.br) | Go | [Code →](https://github.com/stone-payments/card-interview)\n| :netherlands: | [Travix](https://www.travix.com/) | Any Language | [Code →](https://github.com/Travix-International/tech-test)\n| :us: | [Uber](https://www.uber.com/) | Any Language | [Code →](https://github.com/uber-archive/coding-challenge-tools/blob/master/coding_challenge.md)\n| :brazil: | [UOL Host - 1](https://uolhost.uol.com.br/) | Java \u0026 Any Framework | [Code →](https://github.com/uolhost/test-backEnd-Java)\n| :brazil: | [UOL Host - 2](https://uolhost.uol.com.br/) | Java or Kotlin \u0026 Spring Boot | [Code →](https://github.com/uolhost/test-software-engineer)\n| :sweden: | [Volvo Cars](https://www.volvocars.com/) | Any Language | [Code →](https://github.com/volvo-cars/congestion-tax-calculator)\n| :brazil: | Wirecard Brasil | Any Language, REST API | [Code →](https://github.com/wirecardBrasil/challenge/tree/master/backend)\n| :cn: | [Wiredcraft](https://wiredcraft.com) | Node.js, Any Framework, Any Database, REST API | [Code →](https://github.com/Wiredcraft/test-backend)\n| :brazil: | [Woovi - 1](https://woovi.com) | MongoDB, NodeJS, Koa \u0026 GraphQL | [Code →](https://github.com/woovibr/jobs/blob/main/challenges/crud-bank-graphql-relay.md)\n| :brazil: | [Woovi - 2](https://woovi.com) | Node.js, Typescript \u0026 Koa | [Code →](https://github.com/woovibr/jobs/blob/main/challenges/woovi-leaky-bucket-challenge.md)\n| :brazil: | [Zé Delivery](https://www.ze.delivery) | Any Language, REST API or GraphQL | [Code →](https://github.com/ZXVentures/ze-code-challenges/blob/master/backend.md)\n\n## Inspiration\n\nInspired on [Felipe Fialho](https://github.com/felipefialho)'s [frontend-challenges](https://github.com/felipefialho/frontend-challenges). Kudos!\n\n## License\n\n[MIT](/license) \u0026copy; CollabCode\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcollabcodetech%2Fbackend-challenges","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fcollabcodetech%2Fbackend-challenges","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcollabcodetech%2Fbackend-challenges/lists"}