Freelancer profile translated to English.
Back to original languageAbout Sylvain
Native iOS mobile developer since 2008 - 50+ applications published (culture, media, TV & streaming, industry, education, leisure), application highlighted by App Store (Apple Marketing Opportunity) as early as 2010: Supérette
Native tvOS TV developer since 2015 (Chosen by Apple as recipient of Apple TV Dev kit)
Native MacOS desktop developer since 2024 (Chosen by App Store as recipient of the SiliconArm prototype for B2B industrial application SynergyTab)
Objective C+UIKit (XIB/code-based), Swift+UIKit, Swift+SwiftUI
Specialization in media and streaming (HLS, AVPlayer, AVAudioEngine, SRT, WebRTC) and offline: media consumption, limited connectivity (factories, festivals)
Latest native applications:
iOS/iPadOS December 2025: Mon Prof Augmenté (100% SwiftUI, Liquid Glass, AI REST, offline mode, universal links, share extension)
iOS/iPadOS January 2026: Signal Screener - Stock Picker (massive AI usage: Claude Opus 4.5, Haiku 4.5, Perplexity, Nano Banana Pro,, NotebookLM, ChatGPT ...): "AI augmented" development
MacOS December 2025: DJing Stream - Remote DJs (World premiere App Low Latency Streaming Audio HQ 24-bit 48 kHz uncompressed)
Backend/API developer (PHP, Typescript, Python), TV (Lightning JS), Roku (Brightscript), Amazon TV (React)
Video broadcast, podcast, and streaming skills (transcoding, packaging, manifest manipulation, CDN)
Flutter/Android developer secondarily, AI augmented
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- Senior Software Engineer - Mobile & StreamingFreelance Streaming Engineer & iOS DeveloperFILM AND AVMarch 2013 - Today (13 years and 5 months)Development of applications for iPhone, iPad, Apple TV, Roku, Fire TV, AndroidNative mobile development Objective C, UIKIt, Swift, SwiftUI, backend (PHP, Typescript, Python), frontend (Lightning JS, React), REST API
- Envivio (maintenant Ericsson Mediakind)Professional Services EngineerTELECOMMUNICATIONSJune 2006 - January 2013 (6 years and 7 months)Rennes, FranceSupport and integration of broadcast transcoders and packagers for numerous ISPs, TV channels, and intermediary providers like Globecast and Arkena. OTT specialization
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Education
- Master's degree in MIAGEISTIC, Rennes2000