Solidity
Blockchain & Web3
Smart contracts, wallet flows, indexers, and Web3 UX for products with onchain logic.
Open service/ case / 05 / Telegram Mini App
GrandCombat MiniApp
A high-load Telegram Mini App: 4M users in 4 months, up to 100,000 users online at once, and the full game flow inside Telegram.
Task
Launch the game inside Telegram and handle rapid growth: onboarding, taps, tasks, progress, referrals, wallet flow, and live events had to feel instant for users.
Result
The system grew to 4M users in 4 months and handled up to 100,000 online users while keeping the game flow simple for everyday players.
Product screens
What we delivered
Onboarding and game screens for mobile Telegram
Tasks, daily rewards, levels, and progress
TON Connect and wallet-flow
Backend architecture for high online load, caching, and queues
Real-time events, Socket.IO, analytics, and load control
Stack
ViteReactTypeScriptTelegram Mini AppsTON ConnectEffectorSocket.IONestJSMongoDBRedis
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