Android Engineer (Senior-Staff Levels)

Cantina; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Equity

Medical and dental coverage

Vision coverage

Retirement plan

Parental leave and fertility support

42 days PTO

Job summary

Cantina is seeking an experienced Android lead to drive the development of a social AI product. You will own feature delivery, app architecture and performance tuning while collaborating closely with product and design.

Role focuses on Kotlin/Jetpack Compose, audio/video pipelines, AI-enabled visuals and polished interfaces. This remote role is based in the United States, offering strong compensation and equity.

Qualifications

• Production Android apps with Kotlin and Jetpack Compose.
• Deep knowledge of Android internals and memory management.
• Experience with MVVM, DI, REST APIs, Git workflows.

Responsibilities

• Build and ship Android features using Kotlin, Jetpack Compose and modern patterns.
• Develop audio/video pipelines, camera experiences, real-time effects and AI visuals.
• Create custom interfaces with Compose animations and motion design.
• Diagnose performance issues across rendering, memory, battery and GC.
• Maintain an MVVM structure with scalable DI and clean layers.
• Contribute to architecture decisions and maintain readable, tested code.

Skills

Kotlin

Jetpack Compose

MVVM

Dependency Injection

REST APIs

Git workflows

Animation quality

AI features

WebRTC Android

Tools

ExoPlayer

MediaCodec

Camera2

CameraX

Koin

Hilt

Job description

Role overview

Lead Android development for a social AI product, building polished experiences that combine personalized feeds, expressive interfaces, and AI-enabled media features. The work spans feature delivery, app architecture, and performance tuning, with close collaboration across product and design.

Responsibilities

• Build and ship Android features using Kotlin, Jetpack Compose, coroutines, and modern architecture patterns.
• Develop and optimize audio and video pipelines, camera experiences, real-time effects, and AI-powered visuals.
• Create custom interfaces with Compose animations, drawing, and motion design.
• Diagnose performance issues across rendering, memory, battery use, and garbage collection to keep interactions smooth.
• Maintain a testable MVVM structure with clear UI, domain, and data layers, plus scalable dependency injection.
• Contribute to architecture decisions and uphold standards for readable, maintainable, well-tested code.

Requirements

• Strong experience building production Android applications with Kotlin and Jetpack Compose.
• Deep knowledge of Android internals, including rendering, the View system, RenderThread, Choreographer, and memory management.
• Hands‑on experience with media frameworks such as ExoPlayer, MediaCodec, Camera2, or CameraX.
• Understanding of MVVM, dependency injection, REST API integration, and Git-based workflows.
• Ability to write documented, maintainable, and well‑tested code, with strong attention to visual detail and animation quality.

Nice to have

• Experience with AI‑driven media features, real‑time audio or video effects, or WebRTC on Android.
• Familiarity with Koin or Hilt for dependency injection.

Benefits and work setup

• Full‑time remote role based in San Francisco.
• Annual base salary range of $180,000–$240,000, with equity.
• Medical, dental, and vision coverage with nearly all premiums covered; retirement savings plan; parental leave and fertility support.
• 42 days of paid time off across vacation, sick leave, holidays, and floating holidays.
• $500 monthly lifestyle spending allowance and One Medical membership.
• Lunch and snacks are provided for in‑office employees.