Dmytro is available for hire
Hire DmytroDmytro Korobov
Verified Expert in Engineering
Android Developer
Location
Los Angeles, CA, United States
Toptal Member Since
April 21, 2023
Dmytro is an experienced Android developer skilled in Kotlin, Java, and MVVM. 他始终掌握Android的最新趋势和最佳实践，并利用设计原则和材料设计指南. Dmytro擅长后端工程，并热衷于创建高效的服务器端逻辑. 他的编程和数据管理专业知识使他能够开发满足业务需求的高质量软件解决方案.
Portfolio
PayPal
Kotlin, Android SDK, Android, Clean Architecture, GitHub...
Team Beachbody
Kotlin, Android SDK, Roku, Clean Architecture, GitHub, Android...
Amazon.com
Android SDK, Kotlin, Model View ViewModel (MVVM), Retrofit 2, Hilt...
Experience
Availability
Part-time
Preferred Environment
Android Studio, MacOS, Slack, Android SDK, Charles Proxy, GitHub, Tower, Figma
The most amazing...
...我开发并发布的产品吸引了包括谷歌风投在内的知名风投公司的投资.
Work Experience
Member of Technical Staff
2020 - PRESENT
PayPal
- 开发了一个移动模块，处理一个备受推崇的在线支付系统的点对点支付功能.
- Created a system for managing business profiles, making it easy for small businesses to register, advertise, offer services, and receive electronic payments.
- 与高层管理人员合作，提供反馈并制定计划，以增强代码库并促进代码的卓越性. 这提高了系统稳定性，减少了崩溃，并无缝集成了新功能.
Technologies: Kotlin, Android SDK, Android, Clean Architecture, GitHub, Android Architecture Components, Architecture, Android App Design, Mobile Development, REST, Mobile, Android API, REST APIs, JSON
Senior Android Engineer
2019 - 2020
Team Beachbody
- Created a fitness mobile application that includes video coaching.
- 为确保应用程序与Roku设备的兼容性做出了贡献, which expanded the audience and increased the user base.
- 合作整合应用内商店，使企业能够毫不费力地销售产品.
Technologies: Kotlin, Android SDK, Roku, Clean Architecture, GitHub, Android, Android Architecture Components, Architecture, Android App Design, Mobile Development, REST, Mobile, Android API, Firebase, Material Design, REST APIs, JSON
Lead Android Engineer
2017 - 2019
Amazon.com
- 设计并开发了一个移动应用程序，方便与邻居分享门铃摄像头的视频, providing a more secure and connected community experience.
- Built an application from scratch, 在一个具有挑战性和快速发展的开发环境中交付它，同时满足所有要求的交付时间.
- 进行了大量的面试，并有效地扩大了团队，以满足项目的最后期限.
- Collaborated with non-technical counterparts, 根据平台标准和社区推荐的指导方针向他们提供建议和指导，从而获得更好的用户体验和更高的留存率.
- Served as the technical lead for the team, 根据预期需求提供指导和促进采用创新技术和改进.
Technologies: Android SDK, Kotlin, Model View ViewModel (MVVM), Retrofit 2, Hilt, Clean Architecture, Agile, Robolectric, Espresso, GitHub, Android, Android Architecture Components, Architecture, Android App Design, Mobile Development, REST, Maps, Google Maps API, Mobile, Android API, Firebase, Material Design, REST APIs, JSON
Senior Android Engineer
2015 - 2017
Ooyala
- Developed an SDK for the ExoPlayer video player, simplifying video player integration for businesses and video content providers.
- 为HLS和MPEG-DASH流集成服务器端和客户端广告插入(VAST/VPAID)，使视频流平台能够将其内容货币化.
- Managed a team of junior engineers, 提供指导和支持，使他们能够发展自己的技能和建立自己的职业生涯. 确保团队的工作与项目目标很好地协调.
Technologies: Android SDK, Java, React Native, ExoPlayer, Clean Architecture, GitHub, Android, Architecture, Mobile Development, REST, Mobile, Android API
Lead Android Engineer
2010 - 2012
EchoEcho Media Inc
- 设计并开发了一个Android应用程序，为手机和汽车立体声耳机提供位置共享功能.
- 开发了一项服务，为用户当前位置附近的地方提供个性化推荐.
- Presented and showcased to investors, garnering seed funding from multiple venture capital firms, including Google Ventures.
- 与室内位置共享服务WiFiSlam的开发者合作并整合.
- Collaborated with Apple engineers, sharing insights gained from my work, which led to the development of the groundbreaking Find My app.
Technologies: Android SDK, Java, Python, PostgreSQL, Clean Architecture, GitHub, Android, Flask, SQL, Architecture, Android App Design, Mobile Development, REST, Maps, Google Maps API, Mobile, Android API, Firebase, Material Design, REST APIs, JSON, MySQL
Senior Software Engineer
2009 - 2010
New Nexus
- Developed a web interface that simplified the electronic ID production process, 从密钥生成和智能卡分析到向最终用户分发PIN码.
- 设计一个将LDAP身份验证集成到客户端的IT安全基础设施中的解决方案.
- 开发了容错和可扩展的Jakarta EE应用程序，提高了系统可靠性并减少了停机时间.
技术:Java, Hibernate, Spring，后端，Clean Architecture, PostgreSQL, SQL, MySQL
Lead Android Engineer
2009 - 2009
TundraMobile
- 在移动应用市场初期，设计并开发了多个Android应用.
- 为移动应用程序开发内部分析和崩溃日志解决方案.
- Created and kicked off the mobile game, Monkey, 这款游戏采用了基于GLES的定制游戏引擎，下载量已超过200万次.
Technologies: Java, Android SDK, Clean Architecture, Android, Mobile Development, REST, Mobile, Android API
Java Engineer
2007 - 2009
Ciklum
- 开发了一个带有接口的web应用程序，以访问准确且可比的环境, social, 为汤森路透(Thomson Reuters)提供金融行业的ESG数据和分析.
- Created a web application for a Danish MVNO company, Tellmore.dk.
- 构建并维护了多个Jakarta EE应用程序，为公司提供了一个精简高效的工作流程.
Technologies: Java, Apache Tomcat, Hibernate, Spring, Back-end, Clean Architecture, PostgreSQL, SQL, MySQL
Experience
PayPal
http://www.paypal.com一种在线支付系统，允许个人和企业安全方便地以电子方式发送和接收资金. PayPal allows users to link their bank accounts, debit cards, 或信用卡进行在线购物或将付款转移到其他PayPal帐户. 它被广泛用于电子商务交易、在线拍卖和点对点支付.
Neighbors by Ring (Amazon)
http://www.ring.com这是一款邻里监视应用程序，旨在帮助社区保持联系，了解当地的安全问题. 它允许一个社区的用户分享实时犯罪和安全信息，以及关于丢失宠物的警报, suspicious behavior, or suspicious persons in the area. 这款应用让用户可以轻松地与邻居交流和协作, local police, 以及Ring的安全团队，以帮助减少犯罪，提高社区的整体安全.
Skills
Libraries/APIs
Retrofit 2, Android架构组件，Android API，谷歌地图API, REST API
Tools
Android Studio, GitHub, Slack, Charles Proxy, Apache Tomcat, ExoPlayer, Tower, Figma
Frameworks
Android SDK, Robolectric, Espresso, React Native, Flask, Hibernate, Spring, Dagger
Languages
Java, Kotlin, Python, SQL
Paradigms
Model View ViewModel (MVVM), Clean Architecture, Mobile Development, REST, Agile
Platforms
Android, Mobile, Firebase, MacOS
Storage
PostgreSQL, JSON, MySQL
Other
Hilt, Back-end, Architecture, Android App Design, Maps, Material Design, Roku
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