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Vezev L.

Freelancer Freelancer
iOS Developer Objective-C
Lyubomir is an accomplished software engineer and leader with over 15 years of experience developing complex web and mobile applications. He is skilled in modern iOS and Android development, as well as backend technologies. Lyubomir is experienced in leading teams, defining goals, and working closely with stakeholders and executives to deliver high-quality products. He has a proven track record of technical leadership, having spearheaded the redesign and development of major apps with millions of users. With his balanced blend of technical excellence, leadership capabilities, communication skills and delivery-focused mindset, he would be an asset to any innovative software development team.

Expertise

Years of Development Experience
15 Years
Skills
Objective-CiOSAndroidSwiftKotlinJavaGit
Domain Experience
Media & TelecomIoTSecuritySport
Other Skills
SwiftUI, UIKit, Software Architecture, Design Patterns, Clean Code, SOLID Principles, TDD, Communication, Leadership, Mentorship
Language Spoken
English

Experience

  1. Lead iOS Engineer
    Trip Detection SDK
    Project Summary
    A device that works in companion with a Bluetooth device.
    Project Responsibilities
    Migrated from a monolithic architecture to modular-based
    Proposed improvements by utilizing design patterns and maintainable public interface
    Decreased battery consumption by properly utilizing background modes for location and Bluetooth
    Project Tech Stack
    Swift, RxSwift, Combine, Swift Package Manager, REST, Location Services, Background Modes, Bluetooth
  2. Lead iOS Engineer
    Digital Paper and Stocks - Engagement Improvements
    Project Summary
    This project aims to improve subscribers' user journey for the biggest digital newspaper in the USA.
    Project Responsibilities
    Refactored everything around iOS subscriptions
    Covered subscription logic with unit tests
    Implemented several features related to enhancing customer experience
    Worked closely with the Product Owner to define and scope the work
    Project Tech Stack
    Swift, RxSwift, Combine, REST, In-App Purchases, Adobe Analytics
  3. Lead iOS/Product Owner
    On-site Safety Management App
    Project Summary
    Conversion from POC to an actual on-site safety product.
    Project Responsibilities
    Product and Development leadership
    Inherited a POC and managed to go to market in 6 months
    Managed to utilize a TDD strategy across mobile and web
    Project Tech Stack
    Swift, Combine, Kotlin, Java, HTML, CSS, JavaScript, REST, Auth0
  4. Lead Mobile Engineer
    Sports Tracking Application
    Project Summary
    A sport tracking application based in the USA for both iOS and Android.
    Project Responsibilities
    Led a team of 8 members including yearly goal setting and bi-weekly 1-on-1 meetings
    Improved the overall application quality by reaching 99.95% crash-free users
    Worked tightly with the Product Owner to define product goals and scope
    Project Tech Stack
    Swift, SwiftUI, Combine, Kotlin, Location Services, REST, In-App Purchases, Google SaaS ecosystem, Adobe Analytics

Education

MBA in Management Information Systems
Sofia University - Sofia, Bulgaria
2013 - 2016
Bachelor of Telecommunications
Technical University of Sofia - Sofia, Bulgaria
2008 - 2012
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