Android Engineer – Senior to Staff Level

Cantina

Android Engineer developing advanced features and optimizing performance for Cantina's social AI platform. Collaborating with cross-functional teams to deliver high-quality user experiences.

Posted 5/19/2026full-timeLos Angeles • California • 🇺🇸 United StatesSenior💰 $180,000 - $240,000 per yearWebsite

Tech Stack

Tools & technologies

AndroidKotlin

About the role

Key responsibilities & impact

Build and ship high-quality Android features using Jetpack Compose, Kotlin Coroutines, and modern Android architecture patterns.
Develop and optimize video/audio pipelines, real-time media effects, and AI-powered visual features on Android.
Craft immersive custom UI experiences with deep expertise in Compose animations, custom drawing, and motion design.
Leverage deep Android internals knowledge — memory management, rendering pipeline, Choreographer, RenderThread — to deliver buttery-smooth performance.
Architect and maintain clean MVVM application structure with well-separated concerns across UI, domain, and data layers.
Set up and manage dependency injection using Koin or Hilt, ensuring scalable and testable module graphs.
Participate in architecture discussions and uphold high standards for code quality, testability, and maintainability.
Collaborate with Product, Design, and QA teams to deliver polished, scalable experiences.
Take ownership of features as part of a small, fast-moving team shipping to a large user base.

Requirements

What you’ll need

8+ years of experience developing Android applications, or equivalent.
Expert-level Kotlin — idiomatic usage, coroutines, Flow, and advanced language features.
Deep Jetpack Compose expertise: custom layouts, state management, animation APIs (Animatable, Transition, AnimationSpec), and performance profiling.
Strong command of MVVM architecture and the Android architecture components ecosystem (ViewModel, LiveData/StateFlow, Room, Navigation, WorkManager).
Hands-on experience with dependency injection using Koin or Hilt in production Android apps.
Strong understanding of Android internals: View system, RenderThread, Choreographer, garbage collection, and battery/memory profiling.
Experience with media frameworks: ExoPlayer, MediaCodec, Camera2/CameraX, and real-time effects.
Ability to write readable, maintainable, documented, and well-tested code.
Experience with RESTful API integrations and proficiency with Git.
Keen attention to detail, motion, and animation — you notice when something is 2px off.
Bonus: experience with AI-driven media features, real-time video/audio effects, or WebRTC on Android.

Benefits

Comp & perks

Competitive salary and generous company equity
Medical, dental, and vision insurance – 99.99% of premiums covered by Cantina
42 days of paid time off, including:
15 PTO days
10 sick days
15 company holidays
2 floating holidays
Generous parental leave & fertility support
401(k) retirement savings plan
Lifestyle spending account – $500/month to use however you’d like
Complimentary lunch and snacks for in-office employees
One Medical membership, and more!

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

KotlinJetpack ComposeMVVM architectureCoroutinesFlowExoPlayerMediaCodecCamera2CameraXRESTful API

Soft Skills

attention to detailcollaborationownershipcode qualitytestabilitymaintainability