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Engineering notes, architecture breakdowns and delivery lessons from the team building production systems for clients in the UK, US, Europe and worldwide.

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How We Architected High-Throughput Telegram Bots for E-Commerce Ordering

Featured

Telegram Bot • Oct 12, 2026 • 2 min read

How We Architected High-Throughput Telegram Bots for E-Commerce Ordering

A breakdown of Redis queueing, webhook verification, and automated payment receipts to handle 5,000+ daily Telegram interactions without server strain.

ZB ZenIT BD Team

Read article

Mastering Core Web Vitals: Achieving 100/100 on Google PageSpeed

Performance

Oct 08, 2026 • 2 min read

Mastering Core Web Vitals: Achieving 100/100 on Google PageSpeed

Practical techniques to reduce LCP below 1.2s, eliminate layout shifts (CLS), and optimize CDN delivery using Tailwind CSS and minimal runtime footprints.

ZenIT BD Team Read article

Protecting Public APIs with API Gateways & Cloudflare Turnstile

Architecture

Sep 28, 2026 • 2 min read

Protecting Public APIs with API Gateways & Cloudflare Turnstile

How decoupling frontend clients from backend microservices through an API gateway layer mitigates brute-force attacks and enforces granular rate limits.

ZenIT BD Team Read article

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