Julien Tassy's profilePortfolio of
Portfolio
Portfolio of
Julien Tassy
The projects Julien Tassy has led: firm engagements, PMF products, and roles held before PMF (Paris 2024, Élysée, En Marche, Warner). Each card's badge says which.
PMF engagements
- Le Couvent Marseille2025 — presentPMF engagement
Le Couvent Marseille — Luxury Hospitality
Digital direction & platform build
© PMF · CASE STUDY45 direct bookings via the site (Feb–Aug 2026)4 to 10 online bookings a month40% of arrivals booked direct vs 60% Booking.comLive since Feb 2026 - French Alps 2030 • Olympic & Paralympic Winter Games2026 — ongoingPMF engagement
French Alps 2030 • Olympic & Paralympic Winter Games — Games & digital ecosystem
Digital consulting (prime contractor)
© PMF · CASE STUDYDigital advisory — 2030 Winter GamesOfficial presence framedEcosystem evolving to the GamesState-grade requirements
PMF products
- Trêve • iOS App2025 - 2026PMF product
Trêve • iOS App — DIGITAL WELL-BEING
Product & Tech Lead
© PMF · PRODUCTNative iOS appApple Screen Time APIsSupabase backendPilot ~350 participants - Celyn • Cultural API2026 - presentPMF product
Celyn • Cultural API — Cultural intelligence
Tech Direction & Architecture
© PMF · PRODUCTEuropean cultural APIPress, radio & socialMistral LLM + Scaleway (EU), Groq (US) backuppgvector semantic search - Keskonfé • iOS App2026 - presentPMF product
Keskonfé • iOS App — Cultural discovery
Product & Design Direction
© PMF · PRODUCTNative iOS app (SwiftUI)Discovery by place · time · moodBrutalist editorial designiOS → Android (automated port)
Before PMF
- Paris 2024 • Olympic Games2019 - 2024Team track record · Julien Tassy
Paris 2024 • Olympic Games — DIGITAL ECOSYSTEM
Digital Director · Club ecosystem
TEAM TRACK RECORD4.9M engaged members€20M+ budgetCross-functional teamsclub.paris2024.org platform - Paris 2024 • Engagement2019 - 2024Team track record · Julien Tassy
Paris 2024 • Engagement — PUBLIC COMS
Digital Director · public engagement
TEAM TRACK RECORD4.9M Club members400K Marathon candidatesMassive mobilization - Paris 2024 • Olympic Games2019 - 2024Team track record · Julien Tassy
Paris 2024 • Olympic Games — DIGITAL PLATFORMS
Digital Director · platforms (site & app)
TEAM TRACK RECORD200M unique users2B page viewsOfficial website & AppIOC/IPC coordination - French Presidency • Élysée2018Team track record · Julien Tassy
French Presidency • Élysée — Presidential digital
Direct communications & e-commerce
TEAM TRACK RECORDboutique.elysee.fr — official storeModernised direct commsCitizen correspondence integratedData-driven audiences - En Marche • 2017 Presidential2016 - 2018Team track record · Julien Tassy
En Marche • 2017 Presidential — POLITICAL ENGAGEMENT
Digital Strategy
TEAM TRACK RECORD400K mobilized members2000 events/weeken-marche.fr platformElectoral success - Warner Bros • myWarner2010 - 2016Team track record · Julien Tassy
Warner Bros • myWarner — DIRECT TO CONSUMER
Digital Platforms
TEAM TRACK RECORDGamified social CRMCinema fan loyaltyData collectionOptimized UX
From the Paris 2024 Games (4.9 million members) to a Marseille luxury guesthouse (45 direct bookings): the same standard, and every reference says who led it and in what capacity.