Informed Delivery Mobile Application Developer

Description

The company is a technology firm within a larger global group, serving the US federal government. Its 13,000+ people work for clients in defense, national security, public safety, civilian, and military health organizations.

The team is collaborative and offers hands-on learning, so you can grow your skills.

This role builds and supports the mobile apps for USPS Informed Delivery on Android and iOS.

Responsibilities

• Design, build, test, and maintain the USPS Informed Delivery apps for Android and iOS.
• Build shared features across platforms with Kotlin Multiplatform Mobile (KMM), while delivering polished native interfaces on each platform.
• Build platform-specific UI in Android Studio and Xcode.
• Connect the apps to REST APIs and set up secure sign-in with OIDC/OAuth2 using PKCE.
• Manage asynchronous data and state with coroutines, Flow, and reactive patterns.
• Store data locally in a secure way using tools such as Realm, SQLCipher, Android Keystore, and Keychain.
• Keep quality high through automated tests, accessibility compliance, and strong app security.
• Support releases through TestFlight, Google Play, and CI/CD pipelines.
• Diagnose problems, improve performance, and keep the apps reliable.

Requirements

• Strong experience with Kotlin and Kotlin Multiplatform Mobile.
• Native Android development with Kotlin and Jetpack Compose, and native iOS development with Swift and SwiftUI.
• Working knowledge of Android Studio, Xcode, Gradle, and CocoaPods.
• Experience connecting to REST APIs and implementing OIDC/OAuth2 authentication with PKCE.
• Understanding of coroutines, Flow, reactive state management, and async programming.
• Experience with secure persistence frameworks and mobile security practices.
• Ability to build accessible, testable apps and support the mobile release lifecycle.
• Bonus: experience with KMM dependency injection, such as Koin or Hilt integrations.
• Bonus: familiarity with mobile analytics tools such as Firebase or AppCenter.
• Bonus: CI/CD experience with GitHub Actions, Bitrise, or Azure DevOps.
• Bonus: experience working in Agile teams.
• Bonus: understanding of USPS digital platforms and user experience patterns.

Conditions

Pay ranges are set by local law and depend on location, role, skills, and experience. The base pay range for the listed states, including California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia, is $81,000 - $162,400 USD.

Applications are accepted on an ongoing basis, with no fixed deadline.

The company is an equal opportunity employer and expects every employee to help keep an inclusive workplace.

Benefits

• A wide range of benefits is offered, with details available on the company's benefits page.
• Opportunities to grow through hands-on work, certifications, and industry training.