Anton Kolchunov
Senior iOS Engineer
Experience
Senior iOS Engineer
HelloFresh SE
- Spearheaded development of the Experimentation Library, starting from writing RFC towards integration and support of the feature teams.
- Spiked the possibility of using Kotlin Multiplatform for Experimentation Library as we wanted to share implementation with Android.
- Designed, developed, and iteratively integrated a new Data Layer, which unblocked and improved the development speed of the feature teams.
- Organized workshop about Swift Concurrency to improve knowledge amongst iOS engineers and became a go-to person for related questions.
- Completed overhaul of the existing CI configuration to make it more maintainable by big team.
- Incorporated Bash script linter to harden CI and Utils scripts for iOS project.
- Spiked Tuist as an option to integrate modularized features with 500+.
- Maintained tooling to identify UI Tests ownership with custom Swift CLI and native SwiftLint rule.
- Provided support to other teams on uncommon architecture questions.
- Actively participated in shaping development culture within the team and across the whole iOS chapter.
Technologies: Swift, SwiftUI, Swift Concurrency, Swift Package Manager, Bash, Git, GitHub Actions, Bitrise.
Development Manager
Lightspeed Commerce Inc.
- Led a team of up to 20 developers across multiple disciplines, locations, and squads, including iOS, Java, and React developers.
- Periodically contributed to iOS projects, including legacy product of Gastrofix.
- Actively participated in technical discussions and architecture around the iOS project.
- Helped to run iOS horizontal meetings to have a platform for knowledge sharing between iOS developers.
- Established synchronization meetings with Architects and Staff iOS Developers in different locations and timezones to effectively provide feedback to developers on ongoing initiatives.
- As a hiring manager, showed outstanding results and completed hiring of Team Lead, iOS, Java, and React developers.
- Revamped existing interview and onboarding processes for iOS, Java, and React developers to make them more efficient.
- Performed talent reviews and quarterly performance evaluations for up to 10 direct reports, including 2 Team Leads, a Principal, and Staff developers.
- Continuously participated in improving development processes, squads structure, and procedures.
Senior iOS Developer / Team Lead
Gastrofix GmbH
- Implemented multiple features for existing application.
- Developed high-quality tender calculations module to provide errorless monetary amounts.
- Re-architectured service and data layers to enable the development of new features for hotels.
- Hardened local networking layer for communication between multiple iPads and external systems, such as Raspberry Pi-based bridges for hotel systems.
- Actively worked on transitioning CI/CD from Jenkins to GitLab CI.
- Introduced numerous best practices to the team: unit testing, code style guidelines, and knowledge sharing.
Team Lead achievements and tasks:
- Performed talent evaluation and provided guidance on growth to team members.
- Improved existing development processes to increase application quality and stability.
- Acted as technical product owner for the iOS project by aligning priorities, engaging project managers to provide more context to tickets, and involving developers to groom tickets.
- Revamped the interview process for the iOS developer position and performed interviews to validate technical skills.
- Prepared onboarding process for new iOS hires to effectively share knowledge with newcomers.
Technologies: Objective-C, Swift, Bash, Cocoa touch, NSFoundation, CoreData, XCTest frameworks, Grand Central Dispatch, Appium, Cocoapods, GitHub/GitLab.
Lead Developer
HyperActive Inc.
- Designed architecture and developed from scratch iOS application with separate reusable module for synchronization with RESTful API of CMS backend.
- Took an active part in developing and improving UI/UX for iOS applications.
- Developed several AR applications to present 3D models of upcoming medical Philips equipment.
- Developed numerous iOS applications that are used internally by clients (Philips, St. Jude Medical, Boston Scientific, Fujifilm) or for Healthcare trade shows.
- Incorporated Jenkins continuous integration to deploy internal and public builds of HyperFrame iOS applications.
- Incorporated unit tests for iOS applications.
- Developed Bash scripts for continuous integration.
Technologies: Objective-C, Swift, C#, Bash, GNU/Linux & UNIX OS, Cocoa touch, NSFoundation, AVFoundation, CoreData, XCTest frameworks, Grand Central Dispatch, SQLite, metaioSDK AR framework, Xcode, Unity 3D engine, Cocoapods, GitHub/Bitbucket.
iOS/OS X Developer
- Developed numerous applications for clients from the USA, the UK, Australia, and Russia.
- Led an iOS application development process with other iOS Developers.
- Performed various tasks to support existing projects.
- Led development process, programmed and released personal project—table game for iOS.
Technologies: Cocoa touch, NSFoundation, CoreData frameworks, Cocos2d-iPhone game engine, SQLite, Xcode, GitHub/Bitbucket.
Software Engineer
ZAO “MCST”
Technologies: Bash, Git, GNU/Linux & UNIX OS.
System Administrator
ZAO “ADM Service”
Technologies: GNU/Linux & UNIX OS, Windows Active Directory, Windows Server 2003.
Degree in Engineering
Moscow State Institute of Electronics and Mathematics (Technical University)
Specialization: Flexible Manufacturing Faculty: Automation and Computer Science.
Summary
Development Manager and Software Developer with 14+ years of experience in iOS development and 4+ years of experience in people management. Expert in Swift and Objective-C programming languages, multithreading, and software architecture. Passionate technical leader with expertise in building distributed cross-functional teams, improving development processes, and growing talent through coaching.
Languages
Education
Moscow State Institute of Electronics and Mathematics (Technical University)
Engineering, Flexible Manufacturing · Automation and Computer Science · Moscow, Russian Federation
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