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Passionate about the Apple ecosystem, I firmly believe that user experience takes precedence over technical complexity. With 13 years of experience in iOS developing, I prioritize elegant and high-performance solutions…

Hamza Nejjar

App Developer, Programmer, Developer, +1

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Passionate about the Apple ecosystem, I firmly believe that user experience takes precedence over technical complexity. With 13 years of experience in iOS developing, I prioritize elegant and high-performance solutions…

Available to hire

Passionate about the Apple ecosystem, I firmly believe that user experience takes precedence over technical complexity.
With 13 years of experience in iOS developing, I prioritize elegant and high-performance solutions

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Javanese

Advanced

Work Experience

Senior iOS Developer at ENGIE

January 1, 2019 - June 19, 2024

Led and contributed to the development of Engie Particulier app managing energy billing, consumption monitoring, and help center. Collaborated in agile teams with various roles, using Scrum and SAFE methodologies. Responsibilities included writing clean code, designing features, migrating app from Swift to SwiftUI and Combine, setting up CI/CD pipelines with GitLab, performing peer reviews, and applying software craftsmanship principles. Managed app delivery on the iOS App Store and participated in iOS developer recruitment.

Tech Lead iOS / Java/JEE Developer at Bluesettle

September 1, 2012 - February 28, 2015

Projects : - Prinoti :iPad application for reading and annotating PDF - Bluestruct : A framework for managing legacy data for Fedelity Investments Responsibilities: Self-training in Objective-C and setting up the iOS team. Leading Scrum ceremonies, and making technical decisions, and writing documentation. Created a proof of concept (PoC) for the PSPDFKit PDF manipulation SDK. Writing a robust and maintainable code. Conducting peer reviews. Delivering the app to the App Store and participating in recruiting iOS proles. Technical Environment : Objective-C - Java/J2EE - CoreData - Github - PSPDFKit - DropBox - Google drive - Box - One drive - WebDAV - Spring - Hebernate

Senior iOS Developer at PSA Group – Digital Car Key project (Context)

March 1, 2018 - July 2, 2019

Participated in the development of iOS frameworks for the Digital Car Key, enabling communication with PSA vehicles. Implemented a modular MVVM architecture, built a CI/CD pipeline with GitLab, and contributed to in-house SDK components. Implemented authentication flows, adhered to SOLID and KISS principles, wrote unit tests with XCTest, delivered apps to the App Store, and on-boarded new team members.