Telegram Subscription Bot – Serverless Automation

Tech: Python, AWS Lambda, S3, API Gateway (REST), EventBridge, CloudWatch

Automated subscription tracking for a private Telegram group, saving 2–3 hours per day of manual admin work and reducing expired user access by 100% through scheduled cleanup.

•Scheduled Lambda via EventBridge to remove expired users and send reminders. •Stored user data and status in S3 (JSON).

•Integrated with Telegram webhook through API Gateway (POST).

•Used CloudWatch Logs for monitoring and debugging.