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IOS Mobile Developer


Here's who I am & what I do

Experienced iOS Engineer with expertise in Swift, Objective-C, UIKit, Foundation, and more. Proficient in collaborating with teams and optimizing performance.

Poliakov is an experienced iOS Engineer with 8 years of experience in developing mobile applications from scratch and diving into an existing codebase. He has expertise in Swift, Objective-C, UIKit, Foundation, REST API, Core Graphics, Core Animation, and development tools such as Carthage and CocoaPods. Poliakov skilled in collaborating with a team to define, design, and ship new features, identifying and correcting bottlenecks and fixing bugs, and continuously discovering, evaluating, and implementing new technologies to maximize development efficiency. He has also demonstrated his ability to optimize SDK's performance, design and build projects with best practices, and improve product quality through code reviews.


  • Optimized an SDK's performance by reducing CPU usage by 30% on average, through a project that involved identifying and correcting bottlenecks and fixing bugs. He utilized profiling and analysis tools to identify performance issues and implemented improvements to increase app speed and responsiveness.

  • Designed and built a project with Swift and Combine, resulting in a much more scalable and cleaner code-base, which increased developer speed by 2x after a setup period of 3 months. He Worked on a native iOS application from scratch, utilizing best practices and modern UI/UX design principles to create a custom and intuitive user experience.

  • Collaborated with a Scrum team to translate client requirements into implementable user stories. This resulted in improved product quality through code reviews and increased conversion rate by 30% using A/B tests and in-app up-sell strategies.

  • Continuously discovered, evaluated, and implemented new technologies to maximize development efficiency, including experimenting with cutting-edge iOS features and frameworks to improve app performance and user experience.


  • Performance Optimization

  • Mobile App Architecture


  • Swift

  • Objective-C

  • UIKit, Foundation


  • Core Graphics, Core

  • Animation

  • Carthage,

  • CocoaPods


  • understanding

  • IOS development

  • lifecycle

  • OneSignal, Firebase,

  • AWS

  • CoreData, Realm

  • POP, OOP

  • Git, Github, GitLab,

  • BitBucket

  • WebSocket

  • and more

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