Mobile Challenges

Introduction

This repository is intended to help several mobile developers to prepare for interviews at IT companies around the world, using challenges, interview articles and helpful websites.

Challenges

Each challenge can be found on open source repositories, where the main goal is to test the developer's modern native (Swift and Kotlin) or hybrid (React Native and Flutter) skills.

Idiom	Company	Country	Platform	Language	Challenge
EN-US	500px	Toronto, ON - Canada	Native	Kotlin/Swift	Challenge
EN-US	Ackee	Praga - Czech Republic	Native	Swift	Challenge IOS
EN-US	Addison Global	Gibraltar	Hybrid	React Native	Challenge
EN-US	Aircall	Paris - France	Native	Swift	Challenge IOS Challenge Android
PT-BR	AIS Digital	Brasilia, DF - Brazil	Native	Kotlin/IOS	Challenge IOS Challenge Android
EN-US	Amaro Fashion	São Paulo, SP - Brazil	Native	Swift	Challenge
PT-BR	B2W Digital	São Paulo, SP - Brazil	Native	Swift	Challenge
PT-BR	BTG Pactual	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge
PT-BR	BuildBox	Campinas, SP - Brazil	Hybrid	React Native	Challenge
EN-US	Cabify	Madrid - Spain	Native	Kotlin/Swift	Challenge
EN-US	Cartas	San Francisco, CA - United States	Native	Swift	Challenge
EN-US	Chama	Amsterdam - Netherlands	Native	Swift	Challenge
PT BR	Ciclic	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge IOS Challenge Android
PT-BR	Claro	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge IOS Challenge Android
PT-BR	Concrete	Rio de Janeiro, RJ - Brazil	Native	Kotlin/Swift	Challenge IOS
PT-BR	Creditas	São Paulo, SP - Brazil	Hybrid	React Native	Challenge
PT-BR	Easynvest	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge Android
EN-US	Feegow	Rio de Janeiro, RJ - Brazil	Hybrid	React Native	Challenge
PT-BR	Goomer	Sorocaba, SP - Brazil	Native	Kotlin	Challenge
PT-BR	Hurb	Rio de Janeiro, RJ - Brazil	Hybrid	Swift/Kotlin/Flutter	Challenge
PT-BR	iCasei	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge IOS Challenge Android
EN-US	Investaz	Baku - Azerbaijan	Native	Kotlin/Swift	Challenge IOS Challenge Android
EN-US	Joor	New York, NY - United States	Native	Swift	Challenge
EN-US	Just-Eat	London - United Kingdom	Native	Swift	Challenge Senior IOS
EN-US	Moip	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge
EN-US	Onyo	Rio de Janeiro, RJ - Brazil	Native	Kotlin/Swift	Challenge IOS Challenge Android
PT-BR	Peixe Urbano	Rio de Janeiro, RJ - Brazil	Native	Swift	Desafio
PT-BR	Petlove	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge
EN-US	Reggora	Boston, MA - United States	Hybrid	React Native	Challenge
EN-US	SnowDogs	Poznań - Poland	Native	Kotlin/Swift	Challenge IOS Challenge Android
PT-BR	VivaDecora	São Paulo, SP - Brazil	Native	Kotlin/Swift	Challenge IOS Challenge Android
EN-US	StreetBees	London - United Kingdom	Native	Swift	Challenge
EN-US	TOTVS Labs	Mountain View, CA - United States	Hybrid	React Native	Challenge
EN-US	TradeRev	Toronto, ON - Canadá	Native	Kotlin/Swift	Challenge
EN-US	ViceMedia	Brooklyn, NY - United States	Native	Kotlin/Swift	Challenge

Interview Answers

Language	Level	Link
Swift	High	Article
Android	High	Article
Flutter	Mid	Article
React Native	Mid	Article

Helpful Sites

Site	Theme	Available Languages
Codility	Math/Logic	C++, C#, Go, Java, JavaScript, Kotlin, PHP, Python, Ruby, Scala, Swift and SQL (PostgreSQL)
HackerRank	Math/Logic	C, C++, Java, C#, Python, PHP, Ruby, Go and Swift
URI	Math/Logic	C, C#, C++, Java, Python, Ruby, Scala, Go, Kotlin, Javascript, Lua, Pascal, Haskell and OCAML

To Do List

• At least fourth challenges
• Add helpful sites
• Translate to EN-US
• Add originals section

How to contribute

• Share challenges, helpful websites and articles with us through a pull request with table fields where you want to add.
• Improve this repository with new sections through a pull request with your modifications.

About

Inspired by @felipefialho awesome repository Front-End Challenges