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Thejohn

@thejohn863

Building fast, secure, and user friendly iOS apps with Swift and SwiftUI

Nigeria

German, English, Spanish, French

About me

Professional iOS Developer specializing in Swift, SwiftUI, UIKit, Xcode, Objective-C, Firebase, REST APIs, Core Data, Apple Pay, Push Notifications, App Store deployment, and custom iPhone/iPad app development. I build scalable, secure, and high-performance iOS applications with clean architecture and intuitive UI/UX. Experienced in bug fixing, API integration, performance optimization, testing, and App Store submission. Dedicated to delivering reliable, production-ready mobile solutions with excellent communication and on-time delivery.... Read more

Skills

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Thejohn

Offline •

See my services

iOS App Development

I will ios app development, mobile app development ios developer, iphone

eLearning Content Development

I will do online course curriculum,elearning course, course creation, curriculum

Work experience

Senior iOS Developer

VictoryBuy • Freelance

Jan 2026 - May 2026 • 4 mos

As a professional iOS Developer, I design, develop, and maintain high-quality iPhone and iPad applications using Swift, SwiftUI, UIKit, and Xcode. I build scalable, secure, and user-friendly mobile apps from concept to deployment. My responsibilities include implementing responsive UI/UX, integrating REST APIs, Firebase, Core Data, payment gateways, push notifications, and third-party SDKs. I optimize application performance, fix bugs, conduct testing, manage App Store submissions through App Store Connect and TestFlight, and collaborate with clients to deliver reliable, production-ready iOS solutions that meet business goals. ios developer | app development | ios app development | ios development | mobile app | ios app | swiftui | mobile app developer | swift | iphone app | ios | android app | building mobile app | app creation | app builder | flutter developer | apple developer | flutter app | app developer | mobile | create app | app store | xcode | react native | android development | apple | swiftui developer | swift developer | mobile apps | ai mobile app | ai chatbot | software developer | mobile app develop | app publishing | vibe coding | iphone apps | expo | flutterflow | android ios app | firebase | iphone app developer | custom mobile app | ios android app | kotlin android app | android developer | native app developer | vpn app | native app | ios app developer | android app develope | ios app design | ai | application | mobile app dev | cross platform | flutter app dev | app | saas development | openai | mobile development

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