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mesut_yuksel

Mesut

@mesut_yuksel

Senior Application Developer

Turkey
English, Turkish
About me
I have been developing professional mobile applications since 2019, working with leading technology companies and international freelance clients. I have built fintech and payment solutions, AI-powered applications, e-commerce and marketplace platforms, and enterprise field applications. I specialize in Android, iOS, and cross-platform development using Kotlin, Java, Swift, Objective-C, and Flutter. I handle projects end-to-end, including requirements analysis, UI development, API integration, testing, performance optimization, and App Store/Google Play publishing. ... Read more

Skills

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mesut_yuksel
Mesut
Offline • 
Average response time: 1 hour

See my services

Cross-Platform Development
I will develop a fully functional mobile app from scratch for you
From$100 / projectMore details
Android App Development
I will fix the bugs in your mobile application
From$100 / projectMore details

Portfolio

Work experience

inventiv

Senior Mobile Developer

inventiv • Full-time

Feb 2023 - Present • 3 yrs 7 mos

Rebuilt and modernized the MultiPay Android application using Kotlin and Jetpack Compose. Designed and implemented scalable UI components and reusable Compose-based screens. Contributed to the application architecture and maintained clean separation between presentation, domain, and data layers. Implemented new features and migrated existing functionality to the modern architecture. Integrated REST APIs using Retrofit and managed asynchronous operations with Kotlin Coroutines. Implemented dependency injection using Hilt and maintained modular, maintainable code. Worked with Firebase services and remote configuration to support dynamic application behavior. Implemented and optimized complex user flows, navigation, forms, and data-driven interfaces. Improved application performance, UI responsiveness, and overall user experience. Investigated and resolved bugs, crashes, and production issues. Wrote and maintained tests to improve application reliability and code quality. Collaborated with product managers, QA engineers, backend and iOS developers throughout the development lifecycle. Contributed to release preparation, production deployment, and Google Play publishing processes.

buybuddy

Mobile Developer

buybuddy • Full-time

Jun 2020 - Feb 2023 • 2 yrs 8 mos

I played an active role in the entire development lifecycle of BuyBuddy’s supporting applications, contributing from the initial stages of development through to completion. I was involved in building and improving the applications used to support and manage BuyBuddy’s products.