Oleg Leonov

Over 13 years of experience in designing, developing, and implementing mobile applications for the Android platform.

A shortlist of areas in which I have developed and maintained applications: news, banks, e-commerce, smart devices, waste recycling, car rental, real estate, food delivery, cryptocurrencies, FMCG, hockey trainers, application constructors, etc.

• Over 13 years of experience in designing, developing, and implementing mobile applications for the Android platform
• Strong background in Java, Kotlin, and the Android SDK, including experience with Android Support, Google Play Services, and Android Architecture Components
• Proficient in Android Jetpack, RxJava, and Dagger
• Experience with SQLite and Room
• Strong leadership abilities and the ability to work effectively in a team environment
• Up-to-date on the latest trends and best practices in Android development
• Successfully led the development of multiple complex mobile projects
• Mentored junior developers on Java and the Android platform A shortlist of areas in which I have developed and maintained applications: news, banks, e-commerce, smart devices, waste recycling, car rental, real estate, food delivery, cryptocurrencies, FMCG, hockey trainers, application constructors, etc.

There were more than a hundred Android projects. Most android apps were developed for business, I know the advantages and disadvantages, and different solutions, and my goal is to be useful.

A lot of experience in:

• Prototyping
• Bug fixing
• Bug tracking

Experience in languages and technologies:

• Java, RxJava
• Kotlin, Coroutines
• Objective-C (a little)
• Git
• Room
• Android SDK
• Retrofit
• Coroutines
• Google fit
• Firebase Crashlytics, Remote Config, Cloud Messaging

Interesting solutions

I proposed and developed an authentication mechanism in the Android application, which helped to save thousands of dollars a month.

My next application for a hang glider can send SOS before an accident and excludes random triggering.

Also, I developed an application for Smart Home - it controls a smart boiler via SMS.

One of my latest projects is a car service app with Machine Learning.

Bachelor of computer science