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How to learn Kotlin

Got a big interview coming up? A long-held dream to learn about Kotlin? Our mentors can help you prepare and learn more about Kotlin and get you towards your goal quicker

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Pick up some required reading

A well-written and thorough book can be an amazing path to build deeper understanding on Kotlin and also act as a handbook as you discover the internet's vast resources.

Many resources around the web are based on these books, so they are a great place to start.

Consult places like Goodreads and Amazon to get the widest possible selection, as well as input from other peers on which books to pick.

Work with one of our 24 Kotlin mentors available

Self-teaching is a great tool, but working with an experienced mentor can accelerate your learnings by 10x.

Our mentors are hand-picked Kotlin experts who will help you learn Kotlin and guide you towards your goals.


Hello there! I'm a Software engineer & Technical product manager with over 10 years of experience in the industry across a variety of technology stacks and ecosystems. What sets me apart is my significant involvement in mentoring and hiring engineering teams at my previous companies. I've had the privilege of โ€ฆ

$170 / month
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Unfortunately, I am unable to take on any new mentees for career or interview coaching.

$180 / month
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I am a Google Certified Associate Android Developer (AAD) and Android Nanodegree Graduate. * More than 8 years of working experience in Android. * An active contributor on GitHub and StackOverflow(8k Reputation). * Open-source Android Library: TimelineView (3.5k stars & 340k downloads), TicketView, etc * Mentored students enrolled in the โ€ฆ

$120 / month
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Head of Engineering with wide experience in managing Engineering Strategy, Tech teams and building highly scalable and robust distributed systems. Have strong understanding of all stages of Software Development Lifecycle as well as Agile methodologies and have wide experience in using them in daily development process. Focused on business requirements โ€ฆ

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๐Ÿ‘‹ Hello, there! Welcome to my MentorCruise profile. I'm Asif Shaikh, originally hailing from the vibrant landscapes of India but currently calling Berlin home. With a wealth of experience under my belt, I am currently working as a Senior Android Engineer at Spotify. ๐Ÿ“ฑ My expertise lies in the world โ€ฆ

$240 / month
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๐Ÿ‘‹ I am Prateek. I am a Senior Engineer at Buffer and a published author of several books on mobile design & software development. In my tenure of over seven years, I have worked on several verticals, which include building native mobile apps for iOS and Android in Swift, Kotlin โ€ฆ

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I am an android developer. I have worked as a software developer since 2005 and later focused extensively on mobile applications since 2015. Along the way, I also had the opportunity to lead and train other developers. A computer geek enjoys mobile apps, learning new things daily, reading books about โ€ฆ

$80 / month
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I'm Temidayo, a seasoned software engineer with a passion for sharing knowledge and empowering tech enthusiasts to reach their full potential. I've walked the path you're on, mastering the art of software development. With hands-on experience at Meta, LinkedIn Learning, and Pluralsight as a subject matter expert, I know what โ€ฆ

$90 / month
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Work under great Kotlin instructors through courses

Get a bit more hands-on with your learning by taking a course. Courses are a great way to get started with Kotlin and get a bit more practical experience.

Many courses are also accompanied by a community, which can be a great way to get feedback and help from peers.

Finally, courses can get you beyond the basics of Kotlin and into more advanced topics, certifications and even job opportunities.

Still not convinced?
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Weโ€™ve already delivered 1-on-1 mentorship to thousands of students, professionals, managers and executives. Even better, theyโ€™ve left an average rating of 4.9 out of 5 for our mentors.

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  • "Naz is an amazing person and a wonderful mentor. She is supportive and knowledgeable with extensive practical experience. Having been a manager at Netflix, she also knows a ton about working with teams at scale. Highly recommended."

  • "Brandon has been supporting me with a software engineering job hunt and has provided amazing value with his industry knowledge, tips unique to my situation and support as I prepared for my interviews and applications."

  • "Sandrina helped me improve as an engineer. Looking back, I took a huge step, beyond my expectations."