Fathallah HajProduct · AI · DevOps
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Competitive mobile productLive product work

SOLitaire

A competitive Klondike app with a redesigned lobby, responsive gameplay, Solana wallet authentication, and escrow-oriented match flows.

Visit live product
SOLitaire redesigned green-and-gold app lobby with solo play and competition options
Built forWeb3 game players and product partners
My roleProduct engineering and infrastructure
StatusLive product work; private source

Problem

A competitive card product must keep onboarding, wallet state, match creation, gameplay, and transaction feedback understandable.

What shipped

Public marketing experience and mobile-first onboarding.

Solana wallet authentication and escrow-oriented match creation.

Competitive Klondike gameplay, scoring, and transaction-aware state.

SOLitaire mobile lobby with Play Solitaire, challenges, and bottom navigation
Responsive mobile lobby
SOLitaire updated mobile Klondike table with seven card columns, score, timer, and game controls
Updated solo Klondike gameplay

System shape

SOLitaire

  1. 01

    Player experience

    Onboarding, wallet connection, matchmaking, and gameplay.

  2. 02

    Product backend

    Accounts, match state, live data, and operational records.

  3. 03

    Chain boundary

    Wallet authentication and escrow-oriented transaction flows.

Evidence

Redesigned app lobbyResponsive Klondike gameplayProduct and chain integration

Tools & interfaces

ExpoReact NativeSupabaseSolanaAnchorTypeScriptVitest

Next honest step

Continue hardening transaction recovery and gameplay telemetry.

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