Android Makers by droidconOffline-first should be the norm
ReplayApr 09, 2026
Renaud Mathieu Paris, France · remote-friendly
I help teams ship polished mobile apps, faster.
Freelance mobile lead. Android, iOS, Kotlin Multiplatform.
Blog posts
Writing about Android, Kotlin Multiplatform, and how teams ship.
Services
Hands-on builder, trusted tech leader, and pragmatic auditor. Android & Kotlin as the foundation.
Start faster
Ship polished mobile apps, faster
Hands-on engineering, pragmatic leadership, and audits that unlock momentum.
Tell me about your projectStore-ready
Native & KMP
CI/CD
Observability
Compose • KMP
Build & Ship (Hands-on)
Heavily focused on the user experience, with a touch of Kotlin Multiplatform.
Tech Leadership
Interim/part-time Mobile Lead/Staff Engineer. Team coaching, review culture, delivery rituals.
Architecture choices and continuous improvement.
Technical Due Diligence & Audits
Codebase health, risks & roadmap. Store readiness, privacy, push/notifications. Migration plans that de-risk and accelerate.
Android • iOS
Offline-first, performance, polish.
Automation
CI/CD hygiene, testing strategy.
Ventures
Beyond solo work: the agency I co-founded and what we're building.
Agency
Doppio Lab
Co-founder of Doppio Lab, a Paris-based agency crafting premium mobile experiences for iOS, Android, and the backends that power them.
Work with usPrivate beta
Local Legends
Your trip. Your vibe.
We're building a privacy-first travel planner that crafts day-by-day itineraries matched to your style and pace.
locallegends.fr ↗Open alpha
Mouture
On-device AI. Zero cloud.
A minimal Android launcher with an AI assistant that runs entirely on your phone — no account, no telemetry, nothing ever leaves the device.
mouture.app ↗Conferences
30+ talks across Europe and the US since 2017.
Apr 10, 2025Android Makers by droidcon
Les pièges courants dans les équipes techniques et comment les éviter
devfest ToulouseSeamless mobile real-time communication with WebRTC
ReplayNov 07, 2024
Nov 01, 2024droidcon London
Seamless mobile real-time communication with WebRTC
droidcon LondonSeamless mobile real-time communication with WebRTC
Nov 01, 2024
Sep 05, 2024droidcon Lisbon
Seamless mobile real-time communication with WebRTC
droidcon LisbonSeamless mobile real-time communication with WebRTC
Sep 05, 2024
Jun 07, 2024droidcon SF
Seamless mobile real-time communication with WebRTC
droidcon SFSeamless mobile real-time communication with WebRTC
Jun 07, 2024
Apr 26, 2024Android Makers by droidcon
Creating a joystick in Jetpack Compose using Gesture API
Android Makers by droidconCreating a joystick in Jetpack Compose using Gesture API
SlidesApr 26, 2024
Dec 02, 2023devfest Ireland
Creating a joystick in Jetpack Compose using Gesture API
devfest IrelandCreating a joystick in Jetpack Compose using Gesture API
Dec 02, 2023
Nov 16, 2023devfest Toulouse
I have a date
devfest ToulouseI have a date
Nov 16, 2023
Nov 15, 2023devfest Strasbourg
Live-coding Ktor
devfest StrasbourgLive-coding Ktor
Nov 15, 2023
droidcon LondonI have a date
ReplayOct 26, 2023
Android Makers by droidconI have a date
ReplayApr 27, 2023
MiXiTLive-coding Ktor
ReplayMay 24, 2022
Android Makers by droidconLive-coding Ktor
ReplayApr 28, 2022
FosdemLive-coding Ktor
ReplayFeb 05, 2022
2020Virtual Android Makers
Virtual Android Makers
Virtual Android MakersVirtual Android Makers
2020
2019DevFest Brest
Designing effective navigation in Android
DevFest BrestDesigning effective navigation in Android
2019
2019Workshop Google
Quickly build your app alone with Firebase
Workshop GoogleQuickly build your app alone with Firebase
2019
2018Android Makers
Quickly build your app alone with Firebase
Android MakersQuickly build your app alone with Firebase
2018
2018Lille Android User Group
How to effectively scan barcodes on Android
Lille Android User GroupHow to effectively scan barcodes on Android
2018
2017Android Makers
Android Makers
Android MakersAndroid Makers
2017
No talks match your search.