Hakan E.

Hakan E.

Senior iOS Developer

Istanbul, Turkey
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About Me

Hakan is a Senior iOS Developer with 10+ years of experience in mobile app development, handling tasks from coding to publishing in delivering advanced applications for the iOS platform using highly reusable components and libraries. He is skilled in app maintenance, debugging, and upgrades, monitoring the iOS ecosystem for updates and opportunities to adopt new technologies to solve challenges.

Apple Push Notifications 9 years AVKit 5 years Combine MVC 9 years Web Socket Xcode 8 years AVFoundation 5 years Objective C 9 years Rest API 9 years Model View Viewmodel (MVVM) 5 years CocoaPods 9 years iOS 9 years Mobile Architecture 9 years Swift 5 years SwiftUI

Work history

UpStack
UpStack
Senior iOS Developer
2022 - Present (3 years)
Remote

  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

iOSSwiftGitXcodeObjective CCombineSwiftUI
Reddit
Reddit
Senior iOS Engineer
2021 - Present (4 years)
Remote

  • Working with sophisticated patterns and frameworks to optimize video and feed experiences on the Reddit iOS app.

  • Leading the iOS team through the full dev cycle of new app releases and upgrades from design to launch.

  • Mentoring iOS engineers, participating in code reviews, iterating design docs, and giving feedback on product specs and mockups.

SwiftObjective CGitGraphqlUnit TestingiOSXcodeMobile ArchitectureiOS SDKCocoaPodsModel View Viewmodel (MVVM)CombineBazel
Codeway Studios
Codeway Studios
Lead iOS Developer
2020 - 2020
Istanbul, Turkey

  • Designed and implemented solutions for a scanner app with features to scan, edit, and store documents.

  • Collaborated with the team to define, design, and ship new features and enhance the codebase for robustness.

  • Guided and mentored peers on proper architecture and best practices on coding patterns.

SwiftGitRest APICore AnimationCore DataiOSXcodeCore ImageRealmMobile ArchitectureCore GraphicsPhotoKitUIKitCocoaPodsStoreKitModel View Viewmodel (MVVM)
Bilyoner
Bilyoner
Senior iOS Developer
2019 - 2020 (1 year)
Istanbul, Turkey

  • Developed and released the Bilyoner sports betting iOS app.

  • Liaised with other devs to acquire and interpret requirements, plan features, and suggest solutions for the app.

  • Delivered new solutions to optimize and enhance the UI and app architecture with quality, efficiency, and performance.

SwiftGitRest APIRxSwiftWeb SocketiOSMobile ArchitectureApple Push NotificationsiOS SDKUIKitCocoaPodsModel View Viewmodel (MVVM)Carthage
Turkcell
Turkcell
iOS Developer
2018 - 2019 (1 year)
Istanbul, Turkey

  • Designed and built a new consumer-facing iOS app with innovative features.

  • Refactored code to enhance the readability, maintainability, performance, and scalability of live apps and internal libraries.

  • Provided technical recommendations to ensure the best user experience, quality, and stability of deliverables.

SwiftObjective CGitRest APIUnit TestingiOSXcodeMobile ArchitectureApple Push NotificationsiOS SDKUIKitCocoaPodsModel View Viewmodel (MVVM)
DonanımHaber
DonanımHaber
iOS Developer
2015 - 2017 (2 years)
Istanbul, Turkey

  • Worked on the concept, design, test, and release of the iOS, watchOS, and tvOS apps.

  • Collaborated with research and dev teams to define, design, and ship new robust and scalable features.

  • Solved complex problems and established best practices to ensure the quality and performance of the applications.

Objective CGitRest APIiOSXcodeApple Push NotificationsAVFoundationAVKitwatchOStvOSiOS SDKUIKitCocoaPodsMVC
dMags Network
dMags Network
iOS Developer
2014 - 2015 (1 year)
Istanbul, Turkey

  • Worked on solutions for a platform allowing subscribers to access digital magazines from 100+ publishers.

  • Designed and implemented a B2C solution for publishing standalone newsstand applications.

  • Led full-cycle processes to deliver new solutions for an innovative digital magazine reader app.

Objective CGitRest APIiOSXcodeiOS SDKUIKitCocoaPodsMVC
Mobven
Mobven
iOS Developer
2013 - 2014 (1 year)
Istanbul, Turkey

  • Designed and implemented solutions to maintain an iOS-based eCommerce marketplace offering diverse services in Turkey.

  • Developed and implemented new features to enhance app functionalities.

  • Diagnosed, troubleshot, and resolved complex issues on the app to improve stability and app performance.

iOSObjective CGitRest APIXcodeiOS SDKUIKitCocoaPodsMVC

Portfolio

Senior iOS Engineer - Reddit
Senior iOS Engineer - Reddit

Reddit is a community platform where people come together to have interesting conversations on the internet. It's where gaming communities, nostalgic internet forums, bloggers, meme-makers, and fandoms mingle alongside video streamers, support groups, news junkies, armchair experts, seasoned professionals, and artists and creators of all types. Worked on the video and feed features and delivered solutions to enhance the overall experience on the app.

Lead iOS Developer - PDF Scanner App
Lead iOS Developer - PDF Scanner App

Worked on a Swift-based free scanner app for users to scan, edit, and store contents. It has features for extracting texts with OCR and converting them to PDF. It can scan receipts, notes, invoices, whiteboard discussions, business cards, certificates, and more using smart cropping and auto-enhancing features to make texts and graphics look clear and sharp. Users can share documents in PDF via social media or email attachments.

Senior iOS Developer - Bilyoner (Iddaa Oyna)
Senior iOS Developer - Bilyoner (Iddaa Oyna)

Designed, developed, and implemented a Swift-based online sports betting app for the first and leading legal online betting brand in Turkey. Worked closely with other devs to build the app from scratch, implementing features for watching and betting on live games, checking live scores and statistics, and giving users access to a unique social network platform for sports betting enthusiasts.

Education

BSc Computer Software Engineering
BSc Computer Software Engineering
Bahcesehir University - Turkey
2010 - 2016 (6 years)