Kotlin Developer
Learn Kotlin for backend, frontend, and Android app development to expand your reach across multiple platforms with a concise language developed by JetBrains.
Learn Kotlin for backend, frontend, and Android app development to expand your reach across multiple platforms with a concise language developed by JetBrains.More details
Certificate of completion (July 13, 2026)
https://hyperskill.org/certificates/163748b6-7595-4cf6-8f68-2bd8849b2173.pdfYou suddenly remember you need to call your aunt and wish her a happy birthday, but how do you find her number quickly in a giant phonebook? Write a program that will solve this problem once and for all. Create a phonebook that allows you to find the information you need quickly and easily. Names and numbers, here we come.
User has been actively learning for 6 days and:
Completed423 topics12 projects
Solved66 problems0 problems of the day
Posted0 comments0 useful links0 hints0 solutions
- 5Project Master
- 13Topic Master
- 3Committed Learner