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Insights & Engineering Notes

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

Building Fast Web Apps in 2026engineering

Building Fast Web Apps in 2026

How we ship production-grade web apps that load instantly and scale — the stack, the trade-offs, and the habits behind it.

SummationWorks2 min read
API Rate Limiting and Abuse Protection: A Practical Guideengineering

API Rate Limiting and Abuse Protection: A Practical Guide

How API rate limiting and abuse protection keep your backend stable: throttling strategies, layered defenses, and limits that don't punish real users.

Mazen Salah6 min read
App Store and Play Store Submission: How to Avoid Rejectionsengineering

App Store and Play Store Submission: How to Avoid Rejections

Most app rejections are preventable. A practical guide to clearing App Store and Play Store review on the first try, from privacy to payments.

Mazen Salah6 min read
Background Jobs and Queues for Reliable Backendsengineering

Background Jobs and Queues for Reliable Backends

How background jobs, queues, and workers keep backends fast and reliable under load, with retries, idempotency, and the right tools.

Mazen Salah5 min read
Building a POS System That Syncs Online and In-Storeengineering

Building a POS System That Syncs Online and In-Store

How to keep inventory, prices, and orders consistent across registers and your online store, and what real POS sync takes to build.

Mazen Salah6 min read
CI/CD Pipelines for Flutter Apps: Automate Builds and App Deploymentengineering

CI/CD Pipelines for Flutter Apps: Automate Builds and App Deployment

How CI/CD and fastlane automate Flutter builds, signing, testing, and app deployment to iOS and Android for faster, calmer releases.

Mazen Salah5 min read
Clean Architecture in Flutter with BLoC: A Practical Guideengineering

Clean Architecture in Flutter with BLoC: A Practical Guide

How clean architecture and BLoC keep Flutter apps testable, maintainable, and cheap to change as they grow past the first release.

Mazen Salah6 min read
Flutter State Management Compared: Provider vs Riverpod vs BLoCengineering

Flutter State Management Compared: Provider vs Riverpod vs BLoC

A practical guide to Flutter state management: how Provider, Riverpod, and BLoC differ, and how to choose the right one for your app.

Mazen Salah5 min read
Flutter vs React Native in 2026: Which to Choose for Your Appengineering

Flutter vs React Native in 2026: Which to Choose for Your App

A practical 2026 guide to choosing between Flutter and React Native, based on your team, product, and roadmap, not framework hype.

Mazen Salah5 min read
GraphQL vs REST: How to Pick the Right API Styleengineering

GraphQL vs REST: How to Pick the Right API Style

GraphQL or REST? A practical guide to choosing the right API style based on your clients, screens, caching needs, and team, not hype.

Mazen Salah6 min read
Headless CMS: When and Why to Use Oneengineering

Headless CMS: When and Why to Use One

A practical guide to headless CMS and Jamstack: what decoupling content means, when it pays off for multi-channel teams, and when a traditional CMS wins.

Mazen Salah6 min read
Image Optimization Techniques That Move the Needleengineering

Image Optimization Techniques That Move the Needle

Practical image optimization techniques for real web performance gains: modern formats like WebP, responsive sizing, lazy loading, and zero layout shift.

Mazen Salah6 min read
Mastering Core Web Vitals: A Field Guide to Faster, Higher-Ranking Sitesengineering

Mastering Core Web Vitals: A Field Guide to Faster, Higher-Ranking Sites

Core Web Vitals decide whether your site converts traffic or leaks it. A practical guide to LCP, INP, CLS, and the fixes that move rankings.

Mazen Salah6 min read
Monorepo vs Polyrepo for Product Teams: How to Chooseengineering

Monorepo vs Polyrepo for Product Teams: How to Choose

A practical, no-dogma guide to choosing between a monorepo and polyrepo, and the tooling that makes either one work for your product team.

Mazen Salah6 min read
Multi-Tenant SaaS Architecture Patterns: A Practical Guideengineering

Multi-Tenant SaaS Architecture Patterns: A Practical Guide

How to serve many customers from one SaaS product: the three data isolation patterns, enforcing tenant isolation, and scaling without noisy neighbors.

Mazen Salah6 min read
Next.js App Router: A Practical Guide for 2026engineering

Next.js App Router: A Practical Guide for 2026

What the Next.js App Router and server components mean for your business in 2026, plus when it is the right choice and when to think twice.

Mazen Salah6 min read
Building Offline-First Mobile Apps with Flutterengineering

Building Offline-First Mobile Apps with Flutter

How to build Flutter apps that stay fast and reliable without a connection using a local database, sync queue, and clear conflict rules.

Mazen Salah6 min read
The Architecture Behind an On-Demand Delivery Appengineering

The Architecture Behind an On-Demand Delivery App

How an on-demand delivery app really works: the services, real-time tracking, and logistics architecture that keep orders moving at scale.

Mazen Salah6 min read

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