Lesson 1.3 - GraphQL for Screen Complexity and App Changes
Good morning, class! Welcome back. In our last lesson, we explored how GraphQL fundamentally addresses the issues of over-fetching and under-fetching.…
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What Does "Code Accuracy" Mean When AI Builds Your App?
When a non-technical founder asks whether an AI app builder produces "accurate" code, they usually mean one thing: does it run without crashing? That …
Phone AI Agent vs AI Agent Phone — Why Word Order Changes Everything (2026)
OpenAI announced an AI agent phone in April 2026. Qualcomm and MediaTek are building the silicon. The target is 300-400 million annual shipments. It s…
The Complete Retrofit Lifecycle in a Real Android App
Most Retrofit tutorials show you isolated code snippets. This article traces the entire lifecycle of a Retrofit call — from app startup to data appear…
Your CEP Owns Your In-App UI. Here's What That's Costing You.
CleverTap, MoEngage, WebEngage . Three platforms that every serious mobile growth team has either integrated or evaluated. All three are genuinely str…
How to Design a Mobile App With AI: The Full Workflow (Start to Finish)
I can design and build a real mobile app in an afternoon now. Not a toy. Something I'd actually put on the store. The part that changed was design. I'…
Building an On-Device Training Strategy for Personalized iOS Apps
Machine learning on mobile devices is often associated with inference: download a model, run predictions, and return results. But what if the model co…
Implementing Reliable Background Uploads with Resume & Backoff
Designing uploads that survive reboots, crashes, and flaky networks Choosing the right resumable protocol: chunked, multipart, or tus Scheduling uploa…
Xcode 27: The Future of Agent-Driven Development is Here
For the first time, Apple is bringing production-grade AI agents directly into the IDE. This isn't just code completion on steroids. Xcode 27 integrat…
Giving an AI Agent Hands on Bluetooth: an MCP Server in Kotlin/Native
Almost every Model Context Protocol (MCP) server you'll find wraps a web API — GitHub, a database, a SaaS tool. They give a language model new informa…
Breaking the Monolith: Achieving True Scalability in Flutter Mobile Applications
For modern software and product teams, speed is no longer just about reckless sprinting; it is about building a hyper-efficient feedback loop that tra…
OpenAPI, ORM, SVG and Lottie
This is the third follow-up to Friday's release post . Saturday's was about how you iterate; yesterday's was about new platform APIs in the core; toda…
I abandoned my campus app 3 years ago. The Finish-Up-A-Thon made me fix it
This is a submission for the GitHub Finish-Up-A-Thon Challenge What I Built CampusBeat 2.0 — a React Native campus super-app for students across 17 co…
Building the first Dart/Flutter client for MG/SAIC connected vehicles: where AI did more than write code
Last weekend, I unlocked my car using my own Dart package (according to pub.dev, the first one ever built for it). I walked down to the parking lot, o…
How WhatsApp Works Without Internet: Offline Messaging and Synchronization Explained
Imagine you're traveling on a flight with airplane mode enabled. You type a message to your friend: "Hey, I just landed. Will call you soon." You tap …
Building a Native QR/Barcode Scanner for React Native — New Architecture Ready
Most QR scanner libraries for React Native share the same problems — they're unmaintained, they don't support the New Architecture, or they pull in a …
"Reinstalling Won't Fix It": A Cross-App Shared-Auth Deadlock After Switching Phones
After migrating to a new Android phone, a few specific apps stopped launching. Amazon Shopping and Kindle would freeze on a blank white or black scree…
I Built 4 Real Mobile Apps With No Coding Background — Here's the Exact Workflow
I quit learning to code three times. Not because I wasn't motivated. I had app ideas I genuinely wanted to build. I bought courses, watched tutorials,…
Building Renal Traveller: Making Dialysis Travel Safer and Simpler
How I Built Renal Traveller: Helping Dialysis Patients Travel Safely Travel is something most people can plan with ease. But for dialysis patients, it…
Our first app is finally live on the Play Store after 4 months of hard work
Hey everyone 👋 After 4 months of development, testing, redesigns, debugging, deployment issues, and lots of learning — we finally launched our first a…
State Management in Production Flutter Apps: What Actually Held Up at Scale
State management rarely feels urgent on week one of a Flutter project. Screens come together fast. setState works. Provider or Riverpod gets wired up …
I Benchmarked React Native's Bridge Bottleneck — Here's What Actually Fixed 82% of Frame Drops
I Benchmarked React Native's Bridge Bottleneck — Here's What Actually Fixed 82% of Frame Drops We shipped 14 React Native apps in 18 months. Nine ship…
Using Python to Do the Wonders: How Flet Changes the Game for Developers
Introduction Every Python developer eventually hits the same frustrating roadblock: GUI design.For decades, we have been trapped using outdated librar…
Frontend Engineering Beyond Pixels: The Architecture of Digital Accessibility
From a high-level perspective, frontend engineering functions as the translation layer between raw, machine-readable data and human interaction throug…
Designing a Scalable Cross-Platform Appium Framework
Designing the cross-platform architecture you can maintain Applying the Page Object Model without creating accidental complexity Making parallel execu…
Expo SDK 56
Originally published on expo.dev/changelog By Alan Hughes, Brent Vatne Today we're announcing the release of Expo SDK 56. SDK 56 includes React Native…
Dynamsoft Barcode SDK: Build Mobile Barcode Scanners with React Native, Flutter, and .NET MAUI
Choosing the right cross-platform framework for a mobile barcode scanning app means weighing API ergonomics against rendering performance and develope…
How Instagram, WhatsApp, Uber & Netflix Would Be Built Today Using Expo Router
Modern large-scale mobile apps demand maintainable architecture, scalable navigation, robust state management, and production-grade performance. Expo …
Offline-First iOS Architecture with Core Data and Sync
[Why an offline-first UX is a product-level advantage] [Pick a Core Data store topology that avoids future pain] [Design sync and conflict-resolution …
OWASP Mobile Top 10 for React Native Fintech Apps: A Practical Implementation Checklist
TL;DR The OWASP Mobile Top 10 isn't abstract theory — it's the exact list pen testers use to fail your app. Here's the cheat sheet: M1 — stop storing …