Viktor Lieskov

Experience

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  StarApps

  Jan 2019 - Jan 2020

  Android Developer

  ● Led the rewriting and maintenance of the "Taxi" application, utilizing MVVM architecture, Kotlin, Room database, Dagger 2, Retrofit, Coroutines, Shared Preferences, custom transition animations, and Navigation component.● Conducted the development and maintenance of the "Hardware Info" application, implementing Dagger-HILT, Kotlin, MQTT, TensorFlow Lite, and Redis database.● Gained expertise in efficiently using the Room database, integrating Retrofit with Kotlin coroutines, parsing system information, and displaying charts and graphs.● Conducted pioneering research on running Python and Golang code within Android applications.● Implemented Neumorphic design elements to enhance the visual appeal and user experience of the applications, setting them apart in the market. Pokaż mniej

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  DevRecords

  Jan 2020 - Jan 2021

  Android Developer

  ● Led the development of the "Seizure Alert" application and its Wearable version, focusing on both team collaboration and solo work.● Utilized MVVM architecture, Kotlin, Room database, Dagger-HILT, Retrofit, Coroutines, Shared Preferences, Navigation component, View Binding, Data Binding, Motion Layout, Facebook Analytics, Instabug, PlayMarket billings, and AlarmManager.● Mastered synchronization between mobile and wearable applications, efficient data collection and upload via foreground services, and notification scheduling using AlarmManager.● Conducted comprehensive refactoring to enhance code quality and clarity, enhanced application performance and reliability, leading to improved user satisfaction.● Gained proficiency in Wear OS application development and advanced Android development techniques.● Managed the app deployment process to the PlayMarket. Pokaż mniej

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  Newsoft

  Jan 2020 - Jan 2021

  Android Developer

  ● Contributed to the development of the "Voice Recorder and Transcriber" application within a team setting.● Leveraged MVVM architecture, Kotlin, Room database, Koin for dependency injection, RxJava/RxAndroid, Firebase, Shared Preferences, Navigation component, and Constraint Layout.● Enhanced skills in RxJava and Firebase, ViewBinding/DataBinding, Jira, team collaboration, and git workflow.● Played a pivotal role in developing a feature-rich voice recording and transcription application.● Improved team productivity and code management through effective use of Jira and git. Pokaż mniej

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  Intobi

  Mar 2021 - Jan 2024

  Kotlin Multiplatform Mobile developer

  ● Spearheaded the development of an ecosystem for Amazon arbitrage, collaborating with a UI/UX designer and an iOS developer.● Developed two highly successful applications from scratch using Kotlin Multiplatform Mobile, achieving 10,000 active users with subscription.● Used MVVM architecture, Kotlin, Ktor client, SQLDelight database, Koin for dependency injection, Coroutines, Navigation component, Motion Layout, ML Kit, Jsoup● Innovated with ML Kit integration to create a custom barcode scanner, implemented advanced web scraping techniques with a sophisticated cookie manager using Jsoup, and developed complex graphic animations with MotionLayout.● Effectively visualized large data sets and graphs, enhancing user engagement and application usability.● Delivered robust and scalable applications that significantly contributed to business growth.● Maintained close communication with product owners to ensure alignment with business goals and rapidly addressed and resolved any issues or bugs, ensuring seamless application performance and user satisfaction.● Managed the app deployment process to the PlayMarket. Pokaż mniej