Freelancer profile translated to English.
Back to original languageAbout Sébastien
Senior iOS Developer with 5 years of expertise in Swift and complex business applications. Specializing in SwiftUI, and advanced integrations (CoreMotion, WebRTC, geolocation, MVVM). I support your mobile projects from conception to deployment with a rigorous technical approach and tailor-made solutions.
French
Native or bilingual
English
Fluent
Italian
Basic
Can work on-site
Paris (up to 10km)
Experience
- FreelanceiOS DeveloperSOFTWARE PUBLISHINGAugust 2024 - Today (1 year and 10 months)Paris, FranceCarried out several short-term freelance iOS missions
- Published PWA applications.
- Added new features, fixed bugs.
- Finalized an application developed in vibe-coding.
- Partial refactoring of an application initially in React Native to native iOS.
- Performed unit tests.
- NOGEMA
On Malt
Mobile Developer (iOS)SOFTWARE PUBLISHINGFebruary 2024 - July 2024 (5 months)Nancy, FranceDeveloped the iOS application for isolated workers.During a loss of verticality and/or lack of movement, the smartphone triggers a pre-alarm (sound or vibration) to notify the user that an alarm cycle will be initiated. During this phase, the user can stand up and/or move to cancel the alarm. When the automatic or manual (SOS) alarm is confirmed, it is transmitted with optional location to pre-configured users. Possibility to call back the person with optional automatic answering.- The application was developed in Swift with SwiftUI
- Used CoreLocation for position retrieval
- Used CoreMotion (gyroscope and accelerometer) for detecting loss of verticality and movement.
- Used WebRTC with CallKit for Voice over IP calls.
- Babylangues ServicesMobile Developer (iOS & Android)EDUCATION AND E-LEARNINGOctober 2023 - November 2023 (1 month)Paris, FranceDeveloped iOS and Android applications for Babylangues instructors
- The main function of the application is to display cards with activities for children cared for by Babylangues instructors
- The iOS application was developed in Swift with SwiftUI
- The Android application was developed in Kotlin with Jetpack Compose
Reviews
Guillaume
GAGNAIRE DEVELOPPEMENT
Reviewed on 1/9/2025
A pleasure to work with Sébastien, very responsive and professional in his advice and the little subtleties of working with Apple ;)
Thanks again!
D
Dominique
NOGEMA
Reviewed on 3/18/2024
No remarks, serious person.
Recommendations
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Software Architect Application DeveloperEPITECH - European Institute of Technology2020
- Certificate of training in preparatory classes for higher education schools, CPGE MP (mathematics-physics)Lycée François 1er (77300 Fontainebleau)2014