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Yeti Technology

Engineering

Native Android App Development in Kotlin & Compose

Android apps built in Kotlin and Jetpack Compose that feel considered on a flagship and stay smooth on the mid-range devices most people actually carry.

Android done well is a different discipline from iOS done well, not a port of it. It means Material design used with taste rather than by default, predictable behaviour across a huge range of devices and OS versions, and respect for the platform's own conventions — back gestures, deep links, notifications that behave. We build Android apps natively in Kotlin because that is what it takes to get those details right, and the details are the product.

Smooth everywhere

tested on the mid-range devices your users actually own

Safely shipped

staged rollouts with vitals and crash monitoring from day one

Maintainable

the current Kotlin and Compose stack, structured for the long term

Modern Android with Kotlin and Jetpack Compose

We build on the stack Google actively invests in: Kotlin with coroutines and Flow for structured concurrency, Jetpack Compose for declarative UI, and the Jetpack libraries for navigation, storage, and background work. The architecture keeps a clear split between UI, domain, and data, so features stay testable and the codebase stays hirable as your team changes.

  • Kotlin with coroutines and Flow — structured, cancellable async work
  • Jetpack Compose for UI, with View interop where legacy code demands it
  • Room, DataStore, and WorkManager for storage and reliable background work
  • Material 3 applied with restraint and adapted to your brand, not stamped on

Built for the real device ecosystem

An Android app that only shines on a flagship is not finished. We set sensible minimum SDK levels, test on representative hardware including mid-range devices, and handle the manufacturer quirks — aggressive battery managers, notch and foldable layouts, background execution limits — that are where most real-world Android bugs actually live.

  • Performance verified on mid-range hardware, not just the newest Pixel
  • Background work that survives OEM battery restrictions
  • Adaptive layouts for phones, tablets, and foldables
  • Runtime permissions and scoped storage handled correctly

Offline, sensors, and the capabilities that justify native

Products come to native Android because they need what the platform can do: reliable offline behaviour with clean sync, camera pipelines, precise location, Bluetooth and NFC, maps, payments. We design these integrations around the failure cases — lost signal, denied permission, low battery — so the app stays trustworthy when conditions are not ideal.

  • Offline-first data with conflict-safe sync where the product demands it
  • CameraX, location, Bluetooth, and sensor integrations built around failure modes
  • Google Maps, Google Pay, and platform API integrations done to spec
  • Deep links, app shortcuts, and widgets that make the app feel installed, not visited

Play Store release and staged rollout

We automate builds and signing, use internal and staged rollout tracks so releases reach users safely, and wire in crash reporting and Android vitals monitoring from day one. Play policy requirements — data safety declarations, target SDK deadlines — are handled as part of delivery, not discovered as emergencies.

Every engagement includes

  • Native architecture planning before code
  • Senior developer review on every pull request
  • App Store & Play Store launch support
  • 3 months of free post-launch support
See the full process, review gates, and support terms →

Frequently asked questions

Do you build with Jetpack Compose or the older View system?

New UI is built in Jetpack Compose — it is Google's recommended approach and produces more concise, testable code. For existing apps on the View system, Compose interoperates cleanly, so we introduce it incrementally rather than forcing a rewrite.

How do you handle the huge range of Android devices?

We agree a minimum supported OS and device tier based on your actual audience, then test against representative hardware rather than only a flagship. We pay particular attention to background execution and battery-manager behaviour, which differ between manufacturers and cause most field-reported Android bugs.

Can you build the Android version of an app that already exists on iOS?

Yes, and we will make it feel like an Android app rather than a traced copy. Navigation, typography, and interaction patterns get adapted to platform conventions while the brand and product logic stay consistent — that is what Android users expect from a quality app.

Do you work with Australian businesses?

Yes — we are a Sydney-based studio and build Android apps for founders and organisations across Sydney, Melbourne, Brisbane, Perth, Adelaide, and Canberra, as well as international clients. Engagements run on Australian business hours with direct access to the engineers doing the work.

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