Passant Khaled

iOS Software Engineer

I am an innovative iOS Engineer with over nine years of experience developing impactful mobile applications using Swift, SwiftUI, and Objective-C. I specialize in leading cross-functional teams to design and build scalable, secure, and high-performance iOS solutions. I am dedicated to writing clean, maintainable code and leveraging modern UI frameworks to create intuitive and engaging user experiences. My approach combines technical leadership with agile collaboration, consistently focusing on delivering user value while maintaining the highest standards of code quality and innovation throughout the development lifecycle.

Projects

ZagTrader

Contributed to several secure financial and trading applications featuring real-time capabilities, focusing on SSL/TLS pinning, performance optimization, and ad

Contributed to several secure financial and trading applications featuring real-time capabilities, focusing on SSL/TLS pinning, performance optimization, and adherence to PCI DSS compliance standards.

SwiftiOSSSL/TLS PinningPCI DSS

Rubikal

Delivered multiple cross-domain applications using Swift and SwiftUI by developing reusable components, reactive UI with Combine, and integrating RESTful APIs.

SwiftSwiftUICombineREST APIs

Beuti Business

Led the development and maintenance of the Beuti Marketplace App, providing minor features, UI enhancements, and managing planning and code reviews.

iOS

Ibtikar Technologies

Contributed to development for The Registry, Pass On, Monh Market, and Morni Auctions applications.

iOS

Ten Degrees

Worked on various apps including Dares, Dares Teacher - Najez, Najez Providers, Testahel, Testahel Kids, Squad Partners, and the Telal el Naseem App.

iOS

Experience

Senior iOS Engineer

Rubikal

May 2023 — Present · 3 yrs 2 mos

Full-timeHybrid

Developed key iOS features using Swift, SwiftUI, and Combine for applications such as Sakani and Runner City.
Created reusable UI components, implemented reactive data flows, and enhanced app performance.
Integrated RESTful APIs while applying secure coding practices and maintaining high standards for UX and scalability.
Supported cross-platform consistency by providing Flutter integration where necessary.

Senior iOS Engineer – Acting Team Lead

Zagtrader

Mar 2022 — May 2023 · 1 yr 3 mos

Full-timeHybrid

Led iOS development initiatives, implementing SSL/TLS Public Key Pinning to enhance app security and prevent MITM attacks.
Optimized real-time socket communications, achieving a 25% latency reduction in trading environments.
Ensured PCI DSS compliance by enforcing coding standards including secure data encryption and session management.
Collaborated closely with backend and security teams to maintain adherence to financial regulations.

Flutter Engineer

STUCK

Mar 2023 — Jun 2023 · 4 mos

Full-timeHybrid

Enhanced an existing Flutter application by resolving bugs and improving functionality across various modules.
Implemented new features such as ChatGPT integration to increase interactivity and user engagement.
Developed and optimized responsive UI components using Flutter and Dart to ensure smooth performance on multiple devices.

Senior iOS Engineer – Acting Team Lead

Beuti Marketplace

Feb 2021 — Mar 2022 · 1 yr 2 mos

Full-timeHybrid

Served as iOS Team Lead overseeing task planning, code reviews, and tracking delivery milestones.
Maintained and debugged existing iOS apps to guarantee performance, stability, and responsiveness.
Delivered minor features and UI improvements aligned with product requirements and user feedback.

Mobile Software Engineer

Gtera Solutions

Dec 2021 — Mar 2022 · 4 mos

Full-timeHybrid

Initiated cross-platform development from the ground up using Flutter/Dart to deliver a dual-platform mobile application.
Enhanced iOS architecture by implementing VIPER and Dependency Injection to improve scalability and maintainability.

iOS Engineer

Ibtikar Technologies

Nov 2018 — Jan 2021 · 2 yrs 3 mos

Full-timeHybrid

Implemented an MVVM architecture based on RxSwift.
Integrated the Tap Payment Gateway for secure online transactions.

iOS Engineer

Tendegrees Company

Sep 2017 — Oct 2018 · 1 yr 2 mos

Full-timeHybrid

Developed and executed application designs following POP principles, utilizing MVC, MVP, and MVVM patterns.

iOS Engineer

Madar Software

Jul 2015 — Aug 2017 · 2 yrs 2 mos

Full-timeHybrid

Designed and developed iOS applications using Swift and Objective-C within Xcode.
Applied object-oriented programming principles and employed design patterns such as MVC and MVVM to improve code organization.

Skills

SwiftSwiftUIObjective-CDartUIKitCombineCore DataFoundationNotificationCenterURLSessionCoreLocationAVFoundationFlutter SDKBLoCProviderMVVMVIPERMVCPOPOOPClean ArchitectureGitGitflowGitHubBitbucketGitLabFastlaneBitriseFirebase App DistributionTestFlightUnit TestingXCTestIntegration TestingMockingSnapshot TestingSSL/TLS PinningKeychain AccessBiometric Authentication (FaceID/TouchID)Secure StoragePCI-DSS–level practicesObfuscationJiraConfluenceTrelloFigmaAgileScrumArabicEnglish

Education

Diploma in software development and Mobile Apps

Information Technology Institute (ITI)

Sep 2014 - May 2015

Other

Bachelor of Communication and Electronics

Faculty of Engineering - Alexandria

Sep 2008 - Jul 2013

Other

Links

LinkedIn GitHub Website

Contact

Let’s connect. Choose the fastest way to reach me.

passentabdelatif@gmail.com

Fastest response via email.

Email me

Phone

+201146776828

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