Mobile Platform Engineer — Build SDKs for Millions

Amazon; North Reading (MA); On-site; USD 144,000 - 194,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

RSUs

Parental leave

Job summary

Amazon's Ring unit seeks a Builder on the App Platform team to write iOS/Android code powering Ring's mobile teams, building SDKs, frameworks, and tooling used by dozens of features.

You’ll code in modern Swift, Kotlin, or React Native, leverage AI-assisted development, and help evolve the mobile architecture to scale to tens of millions of users, with a focus on craftsmanship and reliability.

Qualifications

• 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience.
• 3+ years of professional software development experience building mobile applications.
• 3+ years of native iOS (Swift/Objective-C) or Android (Kotlin/Java) development or 3+ years of production React Native experience with working knowledge of native platforms.
• Hands-on experience with modern UI frameworks (SwiftUI/UIKit, Jetpack Compose, or React Native) and modern concurrency patterns.
• Experience writing and maintaining unit and UI tests, and working within a CI/CD pipeline.

Responsibilities

• Build and maintain native iOS and/or Android platform components — SDKs, shared libraries, architectural primitives, and developer tooling — used by feature teams across Ring
• Write high-quality, well-tested code with performance, reliability, and maintainability in mind
• Use AI-powered development tools effectively across day-to-day work: code generation, test authoring, code review, debugging, documentation, and defect resolution
• Contribute to the evolution of Ring's mobile architecture, identifying friction points and proposing improvements
• Help maintain and improve CI/CD pipelines, build systems, and automated testing infrastructure for the mobile platform
• Partner with feature teams to ensure platform components are easy to adopt, well-documented, and fit their real-world needs
• Collaborate with backend, product, and UX partners to deliver cohesive end-to-end experiences

Skills

Mobile development

iOS/Android development

React Native

UI frameworks

CI/CD

Job description

Amazon's Ring unit seeks a Builder on the App Platform team to write iOS/Android code powering Ring's mobile teams, building SDKs, frameworks, and tooling used by dozens of features.

You’ll code in modern Swift, Kotlin, or React Native, leverage AI-assisted development, and help evolve the mobile architecture to scale to tens of millions of users, with a focus on craftsmanship and reliability.