Architecture as a Cost Lever: Cutting Build Times by Splitting a KMP Monolith
Build time is a tax you pay twice: once on every engineer's attention each time they wait, and again on the CI bill every time a pipeline rebuilds the…
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I Built a 1 MB Android Widget for DeepSeek AI – Here’s How It Works (and Why You Might Want It)
The problem : I love using DeepSeek AI, but every time I wanted to ask something, I had to: Unlock my phone and then find the DeepSeek app icon , wait…
Injecting WorkManager into ViewModels with Dagger Hilt. No Context, No Boilerplate, Always a WorkQuery Back
WorkManager is the right tool for deferrable, guaranteed background work in Android. But the default setup pushes you toward boilerplate fast: you end…
Применение Kotlin DSL в TeamCity для автоматизации пайплайнов: кейс команды ВКонтакте
Привет, Хабр. Меня зовут Василий Щитов. Я старший инженер в команде CI-инфраструктуры ВКонтакте. Когда в компании десятки проектов и сотни сборо…
AccessLens — a blind person's lanyard, powered by Gemma 4 on-device
This is a submission for the Gemma 4 Challenge: Build with Gemma 4 What I Built AccessLens is an Android app that turns a Pixel 8 worn on a lanyard in…
R8 Minification Silently Killed My Android App's Core Feature (And Tests Didn't Catch It)
My CI pipeline was green. Unit tests passed. The APK built and signed without errors. I installed it on my Pixel 3. The app launched, looked perfect. …
От идеи до работающего Android-приложения: мой опыт vibe-кодинга для реального pet-проекта
По профессии я руководитель в ИТ. Когда-то давно кодил на Basic, Pascal и Delphi (диплом писал на нём же). Но с тех пор много воды утекло, и за соврем…
I built a Kotlin DSL test automation framework because existing ones kept failing their own standards
Tags: #testing #kotlin #opensource #cicd Many test automation frameworks don't meet the engineering standards they're supposed to uphold. I say that h…
Optimizing the Edge: Advanced AV1 Implementation for Android TV in 2026
The 2026 Context: From "Testing" to "Triage" In my previous post, I discussed why AV1 is no longer optional for Fire TV Stick 4K Max users. But as we …
Three Stabs at a Typed Schema DSL in Kotlin
Imagine a D&D character sheet. It has typed fields (Strength 1 to 18, Class is Fighter or Wizard or Rogue) and rules between them (Halflings can't…
I Couldn't Find a Rolling Text Library for Compose, So I Built One
A small library, a long journey through Compose animations, and a few bad ideas along the way. The Itch I work on a crypto-banking app. Crypto prices …
Adding Cross-Module Routing to Navigation 3 with KSP: nav3-helper Design and Usage
One important change in Compose Navigation 3 is that navigation state is back in the developer's hands. That may not sound like a big deal at first, b…
How I built GitHub Store to 12,500 stars in 6 months — I started at 16
Six months ago I was a 16-year-old in Uzbekistan trying to ship a small Android app I'd built. The Play Store process was so heavy for what the projec…
Kotlin 2.0 vs Python 3.13: The Definitive Guide to benchmark in Production
Kotlin 2.0 vs Python 3.13: The Definitive Guide to Benchmarking in Production With Kotlin 2.0’s stable K2 compiler and Python 3.13’s experimental free…
All You Need Is Lambdas: Java Tests Without a Mocking Framework
Most Java developers have written something like this. Maybe recently. @Test void should_categorize_new_transactions () { final var mockRepository = M…
New ImagePickerKMP API: The easiest way to handle Camera and Gallery in Kotlin Multiplatform
Handling camera and gallery in Kotlin Multiplatform has always been difficult. Different APIs for Android and iOS. Permissions everywhere. State manag…
[Перевод] Поддержка Docker Compose в Spring Boot 3.1
Иногда перед разработчиком встает задача воссоздания некоторого окружения локально. В него часто входят различные компоненты инфраструктуры, такие как…
Building an On-Device AI Scam Detector for Android — Gemma 4 + LiteRT
Originally published on rohitraj.tech UPI fraud hit ₹805 cr in India last year. Cloud APIs leak data. So I built ScamRakshak — fully on-device scam de…
Advanced MVVM in Jetpack Compose: Search, Pagination & Cross-Module Triggers
User types "android" into your search box. That's 7 API calls if you wired it the way I did the first time. A few months later I shipped a pagination …