Сергій

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Kobzin Serhii Viktorovych [open contact info](look above in the "contact info" section)

Senior iOS Developer
TECHNICAL SKILLS PROFILE

Languages Senior iOS Developer with 8+ years of mobile development experience,
Swift, Objective-C specializing in financial applications (mobile banking) for international
UI Frameworks markets. Unique background combining banking hardware expertise
SwiftUI, UIKit with software engineering. Proven fast learner — transitioned to iOS

Architecture from web development in the shortest possible time.

MVC, MVVM, MVVM+C, Redux, Modular WORK EXPERIENCE
Architecture, Feature Modules
Senior iOS Developer
Networking LLC "FINTECH FARM"
REST API, URLSession, Alamofire, Aug 2021 — May 2026
GraphQL, WebSocket, SSL Pinning Mobile banking development for various countries. • Migration of a
Data monolith into separate feature modules with subsequent migration to
CoreData, Realm, UserDefaults, Tuist. • Development and support of feature modules: PFM, cashback,
Keychain statements, transaction details, certificates, utility and fine payments,
Concurrency card and mobile top-up. • Early adopter of Redux architecture;
Combine, RxSwift, Swift Concurrency participated in subsequent migration to MVVM. • Migration from UIKit
to SwiftUI. • Participated in the development of the project's design
iOS Features
system. • Worked in an Agile team using Scrum and Kanban
APNs, Deep Linking, StoreKit, MapKit,
methodologies.
CoreLocation, AVFoundation,
iOS Developer
CoreBluetooth, NFC
LLC "Onix-Systems"
Tools Feb 2018 — Aug 2021
Git, GitHub, GitLab, Xcode, App Store Custom iOS application development for various clients.
Connect, TestFlight, Crashlytics, Firebase iOS Developer
Design Kinect.pro
Design System, Style Guide Apr 2017 — Feb 2018

Testing Custom iOS application development for various clients.
Unit Testing, XCTest Electronics Engineer
LLC "Renome-Smart"
Methodology Apr 2006 — Apr 2017
Agile, Scrum, Kanban
Installation and maintenance of banking equipment: ATMs, POS
AI in Development terminals, self-service kiosks.
AI-assisted development, prompt Plastic Cards Department Engineer
engineering, AI code review, AI-powered Kirovohrad Branch of Prominvestbank
test coverage Feb 2005 — Apr 2006
Installation and maintenance of banking equipment: ATMs, POS
SOFT SKILLS
terminals.
Teamwork • Adaptability • Fast learner • Computer Science Teacher
Self-management • Attention to detail • Kirovohrad Cybernetics & Technology College
Communication • Accountability • Aug 2003 — Feb 2005
Proactivity • Multitasking • Knowledge Teaching: Computer Architecture, Computer Graphics, Computer
sharing • Cross-domain technical literacy Electronics.

LANGUAGES EDUCATION

Ukrainian Kirovohrad State Technical University
Fluent System Programming | 2003
Russian Kirovohrad Cybernetics & Technology College
Fluent Programming | 1999
English Programming School Ш++
Intermediate Low (Yappi Corporate Computer Science, Java, C++ (with distinction), Android, Web Full Stack |
Certificate) 2015–2017