Sohrab Yaghoubi

Profile

Senior Software Engineer with 10+ years of experience building native iOS, watchOS, and tvOS applications and developer tooling. Expert in Swift, Objective-C, and iOS SDK, with a strong track record of designing testing frameworks, diagnostics, and CI/CD integrations at scale. Passionate about improving developer productivity through robust test infrastructure, clear diagnostics, and high-quality APIs.

Core Skills

Languages: Swift, Objective-C, Python, C++, Java, JavaScript, Python

Frameworks & APIs: SwiftUI, UIKit, XCTest, XCUITest, Combine, SwiftData, CloudKit, AVKit, Accessibility APIs

Tooling & Testing: Unit/UI testing, mocking/stubbing, test frameworks, CI/CD integration, Instruments

Dev Environments: Xcode, Azure DevOps, Fastlane, GitHub Actions, GitLab CI

Databases: CoreData, SQLite, MongoDB

Professional Experience

Senior Software Engineer, Microsoft (Feb 2021 – present)
- Architected and maintained test automation frameworks across OneDrive iOS and Stream iOS.
- Enhanced reliability of large test suites by implementing flaky test detection, retry logic, and diagnostics capture.
- Built Swift-based internal libraries extending XCTest APIs for parameterized and async tests.
- Integrated test tooling with CI pipelines (Azure DevOps), reducing pipeline runtime by 30%.
- Drove adoption of UI testing best practices across multiple product teams.
- Authored internal technical documentation and contributed design proposals to improve testing strategy.
Software Engineer, Rogers Media (Aug 2017 – Feb 2021)
- Developed and tested high-traffic apps including Sportsnet, CityNews, and CityTV for iOS and tvOS.
- Introduced a unified testing strategy leveraging XCTest/XCUITest, improving release confidence.
- Optimized app performance using Instruments and memory profiling.
Senior Consultant, CGI Group (Jul 2016 – Aug 2017)
- Supported enterprise clients by developing and testing iOS app solutions.
- Provided technical guidance on testability and framework integration.
Independent & Contract iOS Developer / Freelancer (Jan 2012 – Jul 2016)
Lead iOS Developer, Atitec Inc (May 2015 – Apr 2016)

Teaching Experience

Instructor, iOS Mobile App Development, University of Toronto, Canada (Jan 2018 – Apr 2022)
Taught foundations of iOS development using Swift, Xcode, XCTest, and modern testing practices. Mentored students on writing testable code and building CI-integrated apps.

Education

B.Sc. in Computer Engineering – Software, Ferdowsi University

App Store

Nest Log Parental App: iOS and watchOS app which helps new parents by tracking their babies’ growth from day one.
Commands for Tesla: iOS and watchOS app which helps Tesla owners to communicate with their car more intelligent with Siri Shortcuts and Apple Watch.
Sales Tax Calculator: A tax calculator which checks user’s location and updates sales tax rates based on province, state or country. Includes watch app for simpler use.
My Receipts: An iOS app which helps users scan their receipts and save the digital copy on device; uses text recognition to extract store name and purchase date.

Publications

TrackMaze: A Comparison of Head-tracking, Eye-tracking and Tilt as input methods for Mobile Games, Mahdieh Abbaszadegan, Sohrab Yaghoubi, I. Scott Mackenzie, Canada, HCII 2018, Las Vegas