Experience

Simple App

• United Kingdom
• Wellness and Fitness Services
• 100 - 200 Employee

• iOS App Developer

  • Dec 2021 - Present

  Engaged in the development of a high-traffic intermittent fasting app service. My responsibilities encompass rigorous debugging, as well as the design and implementation of innovative features. I remain dedicated to staying at the forefront of emerging technologies, ensuring seamless integration and enhancing the overall user experience. Engaged in the development of a high-traffic intermittent fasting app service. My responsibilities encompass rigorous debugging, as well as the design and implementation of innovative features. I remain dedicated to staying at the forefront of emerging technologies, ensuring seamless integration and enhancing the overall user experience.



EPAM Systems

• United States
• IT Services and IT Consulting
• 700 & Above Employee

• iOS App Developer

  • Jul 2019 - Dec 2021

  At the biggest Russian electronics marketplace, I focused on improving key app sections, including the basket and compare modules. By utilizing custom elements, I enhanced the UI, making it more user-friendly and convenient for customers to use At the biggest Russian electronics marketplace, I focused on improving key app sections, including the basket and compare modules. By utilizing custom elements, I enhanced the UI, making it more user-friendly and convenient for customers to use



MERA

• Switzerland
• Information Technology & Services
• 400 - 500 Employee

• iOS App Developer

  • Apr 2018 - Jul 2019

  Project 1: Point of sale app for Revel Systems >iOS Developer Responsible for bug fixing and implementing new features in an iOS-based point of sale app. Utilized AFNetworking for efficient networking capabilities. Used Realm to manage local data storage. Integrated CoreBluetooth for communication with external devices. Project 2: Water/electricity metering app for Honeywell >Key iOS Developer Developed the app from scratch, focusing on UI design and user experience. Used Moya and PromiseKit for streamlined API interactions. Utilized Nuke to efficiently handle image loading and caching. Worked with Fabric and Crashlytics for crash reporting and analytics. Implemented CriptoSwift for data encryption and security. Managed data storage using Realm Project 3: Driver's logbook & ELD software for Cummins >iOS Developer Conducted bug fixing and implemented new features, including migrating from Objective-C to Swift. Led an on-site team and actively participated in customer meetings, offering project insights and guidance. Wrote unit tests to ensure the stability and reliability of the app. Utilized CoreBluetooth for Bluetooth communication. Used AFNetworking for network requests. Managed local data storage using SQLite and Realm. Worked with CircleCi and BuddyBuild for continuous integration and deployment. Show less



PIK Group

• Russian Federation
• Real Estate
• 500 - 600 Employee

• iOS App Developer

  • Mar 2018 - Jul 2018

  Contributed to a six-month project, developing a mobile app for smart intercom systems widely used in Moscow districts. The app enabled remote door access, video/voice calls, district info retrieval, and more. Handled databases, memory management, animations, backend integration, unit tests, push notifications. Used Objective-C, Swift, and SIP protocols. Contributed to a six-month project, developing a mobile app for smart intercom systems widely used in Moscow districts. The app enabled remote door access, video/voice calls, district info retrieval, and more. Handled databases, memory management, animations, backend integration, unit tests, push notifications. Used Objective-C, Swift, and SIP protocols.



Yellow Taxi

• Truck Transportation
• 1 - 100 Employee

• iOS App Developer

  • Mar 2017 - Feb 2018

  Developed a taxi booking app from scratch and led its maintenance for a year. Utilized Objective-C, worked a lot with maps, location services, animations, ensured effective database management. As the lead developer, I oversaw the Android team and was designing the overall architecture of the whole service. Developed a taxi booking app from scratch and led its maintenance for a year. Utilized Objective-C, worked a lot with maps, location services, animations, ensured effective database management. As the lead developer, I oversaw the Android team and was designing the overall architecture of the whole service.



Freelance Web Development

• Technology, Information and Internet
• 700 & Above Employee

• iOS App Developer

  • Mar 2015 - Mar 2017

  I possess experience in both independent and team-based production. I have independently developed two of my own apps, with a third currently in the works. Additionally, I have contributed to the production of three apps through contracts with various companies. github.com/georgeprokopenko I possess experience in both independent and team-based production. I have independently developed two of my own apps, with a third currently in the works. Additionally, I have contributed to the production of three apps through contracts with various companies. github.com/georgeprokopenko