This project was for a marketing firm that needed a Telegram bot capable of managing large-scale user engagement by rewarding clients with free cryptocurrency for completing specific promotional tasks. The main goal was to create a fast, secure, and lag-free system that could handle a high volume of users while maintaining reliability and fairness.

The project came with an urgent delivery timeline, so I prioritized performance optimization and efficient backend architecture from the start. The bot was designed to track user activities, verify task completion, and automatically distribute crypto rewards — all within Telegram’s ecosystem.

Because the client expected thousands of users, one of the biggest challenges was preventing spam, fake accounts, and bot abuse. To address this, I implemented an in-bot reCAPTCHA verification system, which intelligently detected duplicate accounts and distinguished real users from automated ones. This ensured that only legitimate participants received rewards while maintaining a seamless user experience.

In the end, the client received a high-performance, secure Telegram bot that not only met their urgent timeline but also scaled efficiently to handle thousands of active users without lag or downtime.

Chatbot: PHP

Web Panel: Next.Js, TypeScript

Database: MySQL, Redis

Cloud: VPS, Coolify, RabbitMQ