Сервис поиска работы №1 в Украине
Roman
IOS engineer
- Рассматривает должности:
- IOS engineer, Unity developer
- Город проживания:
- Львов
- Готов работать:
- Львов, Удаленно
Контактная информация
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Roman Franchuk
Senior iOS Engineer
Ukraine [открыть контакты ](см. выше в блоке «контактная информация») [открыть контакты ](см. выше в блоке «контактная информация») [открыть контакты ](см. выше в блоке «контактная информация»)
SUMMARY
Senior iOS Engineer with 8+ years of experience building real-time video, audio, and media pipeline systems.
Specialized in AVFoundation, low-latency rendering, and performance-critical architectures. Delivered
production-grade applications independently across AR, streaming, and communications domains. Integrates
AI-assisted development workflows to reduce debugging time and improve test coverage.
CORE SKILLS
Languages & UI: Swift, UIKit, SwiftUI
Concurrency: Swift Concurrency (async/await), GCD, Combine, RxSwift
Media & Streaming: AVFoundation, AVAudioEngine, real-time video capture & processing, low-latency
rendering, DRM, live streaming
Architecture: MVVM-C, Clean Architecture, Modular Design, Dependency Injection
Tooling: Xcode, Instruments, Git, Fastlane, Firebase, CI/CD, TestFlight
AI: ChatGPT, GitHub Copilot, Claude - daily use for feature delivery acceleration, unit test coverage, debugging,
architectural validation, and documentation
EXPERIENCE
Senior iOS Engineer · Opinov8 May 2025 – Dec 2025
Sports training app - real-time AR + computer vision pipeline. Designed architecture from scratch and owned full
delivery cycle.
• Designed and built high-performance video capture and processing pipeline supporting real-time sports
analytics
• Implemented AR-based measurement tools with stable CPU/memory performance under continuous load
• Delivered production-ready application independently from architecture to App Store release
Senior iOS Developer · Softermii Oct 2021 – May 2025
Project 1: Real-time video social platform - video rooms, participant management, streaming SDK integration.
• Designed and implemented video room and participant lifecycle management - platform served up to 12,000
concurrent users (avg 6,500)
• Integrated streaming SDK; resolved session instability and synchronization issues on lower-end devices
• Reduced crash rate from 1.2% to 0.4% by addressing race conditions and session edge cases in production
Project 2: SoundIt - real-time audio engine rebuild.
• Redesigned audio engine architecture for scalability; implemented real-time audio processing and sound
filters
• Reduced P95 playback latency by 35% - from ~2.3s to ~1.5s
iOS Developer · Got It Agency Jun 2020 – Oct 2021
EdTech platform replacing traditional driving schools.
• Led architecture planning and feature development; integrated media playback and third-party services
• Managed App Store release pipeline
Software Engineer · GlobalLogic Oct 2017 – Mar 2020
Two concurrent products: digital medical records platform and Apple TV streaming application.
• Implemented DRM-protected video playback and live streaming functionality
• Contributed to digital patient record system: feature development and refactoring
EDUCATION
Lviv Polytechnic National University — Bachelor in Computer Science
LANGUAGES
English — Upper-Intermediate (B2) Ukrainian — Native
Senior iOS Engineer
Ukraine [
SUMMARY
Senior iOS Engineer with 8+ years of experience building real-time video, audio, and media pipeline systems.
Specialized in AVFoundation, low-latency rendering, and performance-critical architectures. Delivered
production-grade applications independently across AR, streaming, and communications domains. Integrates
AI-assisted development workflows to reduce debugging time and improve test coverage.
CORE SKILLS
Languages & UI: Swift, UIKit, SwiftUI
Concurrency: Swift Concurrency (async/await), GCD, Combine, RxSwift
Media & Streaming: AVFoundation, AVAudioEngine, real-time video capture & processing, low-latency
rendering, DRM, live streaming
Architecture: MVVM-C, Clean Architecture, Modular Design, Dependency Injection
Tooling: Xcode, Instruments, Git, Fastlane, Firebase, CI/CD, TestFlight
AI: ChatGPT, GitHub Copilot, Claude - daily use for feature delivery acceleration, unit test coverage, debugging,
architectural validation, and documentation
EXPERIENCE
Senior iOS Engineer · Opinov8 May 2025 – Dec 2025
Sports training app - real-time AR + computer vision pipeline. Designed architecture from scratch and owned full
delivery cycle.
• Designed and built high-performance video capture and processing pipeline supporting real-time sports
analytics
• Implemented AR-based measurement tools with stable CPU/memory performance under continuous load
• Delivered production-ready application independently from architecture to App Store release
Senior iOS Developer · Softermii Oct 2021 – May 2025
Project 1: Real-time video social platform - video rooms, participant management, streaming SDK integration.
• Designed and implemented video room and participant lifecycle management - platform served up to 12,000
concurrent users (avg 6,500)
• Integrated streaming SDK; resolved session instability and synchronization issues on lower-end devices
• Reduced crash rate from 1.2% to 0.4% by addressing race conditions and session edge cases in production
Project 2: SoundIt - real-time audio engine rebuild.
• Redesigned audio engine architecture for scalability; implemented real-time audio processing and sound
filters
• Reduced P95 playback latency by 35% - from ~2.3s to ~1.5s
iOS Developer · Got It Agency Jun 2020 – Oct 2021
EdTech platform replacing traditional driving schools.
• Led architecture planning and feature development; integrated media playback and third-party services
• Managed App Store release pipeline
Software Engineer · GlobalLogic Oct 2017 – Mar 2020
Two concurrent products: digital medical records platform and Apple TV streaming application.
• Implemented DRM-protected video playback and live streaming functionality
• Contributed to digital patient record system: feature development and refactoring
EDUCATION
Lviv Polytechnic National University — Bachelor in Computer Science
LANGUAGES
English — Upper-Intermediate (B2) Ukrainian — Native
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Резюме кандидата размещено по адресу: https://www.work.ua/resumes/13226278/