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Insights & Engineering Notes

Practical articles on building fast, scalable software — straight from our team.

Integrating Payment Gateways in the GCC: mada, Apple Pay, and HyperPayengineering

Integrating Payment Gateways in the GCC: mada, Apple Pay, and HyperPay

How to build a GCC checkout that converts: choosing a processor, integrating mada, Apple Pay, and HyperPay, plus webhook and security essentials.

Mazen Salah6 min read
Postgres Indexing Strategies for Faster Queriesengineering

Postgres Indexing Strategies for Faster Queries

Practical Postgres indexing strategies that turn slow queries fast: B-tree, composite, GIN, partial and expression indexes, plus reading the query plan.

Mazen Salah6 min read
A Pragmatic Testing Strategy for Mobile Appsengineering

A Pragmatic Testing Strategy for Mobile Apps

Where to spend your mobile QA effort and where not to: a pragmatic testing strategy built around the testing pyramid and real-world risk.

Mazen Salah6 min read
Push Notifications Done Right on iOS and Androidengineering

Push Notifications Done Right on iOS and Android

How to do push notifications right with FCM on iOS and Android: permissions, segmentation, deep links, and reliability that drive mobile engagement.

Mazen Salah6 min read
Progressive Web Apps vs Native Apps: The 2026 Realityengineering

Progressive Web Apps vs Native Apps: The 2026 Reality

PWA or native in 2026? iOS now supports web push and installable PWAs. A practical framework to pick the right path for your product and budget.

Mazen Salah5 min read
React Server Components Explained: A Business Guideengineering

React Server Components Explained: A Business Guide

What React Server Components mean for performance, SEO, and cost, how they work with Next.js, and when they are the right choice in 2026.

Mazen Salah6 min read
Adding Real-Time Features with WebSockets: A Practical Guideengineering

Adding Real-Time Features with WebSockets: A Practical Guide

How WebSockets power live updates, where real-time features pay off, and what your backend needs to handle them at scale.

Mazen Salah6 min read
Designing Scalable REST APIs for Mobile Backendsengineering

Designing Scalable REST APIs for Mobile Backends

How to design REST APIs that keep mobile apps fast and reliable as they scale: endpoint shape, pagination, retries, caching, and versioning.

Mazen Salah6 min read
Securing Your Web Application: An OWASP Checklistengineering

Securing Your Web Application: An OWASP Checklist

A practical OWASP-based checklist for web security: access control, input handling, configuration, and dependencies that prevent real breaches.

Mazen Salah6 min read

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