Oleksiy Chebotarov
Senior Ios Developer Fintech Ftse 250 @Quilter Invest
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WORK HISTORY
Senior Ios Developer Fintech Ftse 250 @Quilter Invest
London, GB
Working at the forefront of Quilter’s digital transformation, integrating a high-growth fintech startup into one of the UK’s leading FTSE 250 wealth management firms.Architectural Modernization: Spearheading the migration from legacy UIKit/Storyboards to SwiftUI, Combine, and MVVM, enhancing UI responsiveness and developer velocity.Performance & Reliability: Reduced crash rates by 20% through proactive profiling and refactoring of legacy Objective-C/Swift modules.Modular Design: Engineering reusable, testable components to replace monolithic structures, ensuring high maintainability and code quality.FinTech Excellence: Delivering secure, user-centric investment features while maintaining strict compliance with financial services standards.Full Lifecycle Ownership: Managing the end-to-end pipeline, from CI/CD optimization and peer code reviews to successful App Store releases for millions of users.
EDUCATION
Udacity
iOS Developer Nanodegree, Programming Apps for the iPhone and iPad in Swift.
International management Institute, Kiev Ukraine
Master of Business Administration (MBA), Executive managment
Ukrainian Institute of Scientist and Economical Information
PC Programmer, C++, Java, VBA programming
SKILLS
ABOUT OLEKSIY CHEBOTAROV
Where High-Load iOS Engineering meets the Theory of Constraints (TOC).I am a Senior iOS Developer with over 10 years of experience (BBC, JustEat, GAN) and a TOCICO Certified professional specializing in Dynamic Buffer Management (DBM). My unique edge is the ability to bridge the gap between complex data engineering and operational excellence.Trained by Eli Schragenheim (Goldratt Schools), I don\'t just build apps; I design systems that solve systemic bottlenecks. I’ve successfully implemented DBM across manufacturing and distribution, and I even developed GSim — a TOC gaming simulation for iOS.What I am doing now:Currently expanding my expertise toward TOC Practitioner (Supply Chain Logistics). My goal is to leverage mobile and analytics technology to build the next generation of constraint management systems. Technical Mastery:Scalable architectures for millions of users (Swift, SwiftUI, Combine).Performance optimization and legacy migration.Strong algorithmic foundation (880+ LeetCode challenges). TOC & Operations Expertise:TOCICO Fundamentals Certified.Expert in DBM implementation and Supply Chain Analytics.Strategic thinker focused on Throughput, Inventory, and Operating Expense. Based in Bicester, UK
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