Android Developer

VDart Inc; United States; Hybrid; USD 83,000 - 152,000; Full time

Job summary

VDart Inc. is seeking an experienced Android Developer for a contract-to-hire role in the United States. The position offers hybrid work with onsite options in Dallas or New York, typically five days on site when required.

Candidates should have 5+ years of Android development in production apps. The ideal candidate must be expert in Kotlin, coroutines and Flow, with Java literacy, and hands-on experience with MVVM/MVI patterns, DI, and Jetpack Compose.

Qualifications

• 5+ years of professional Android development.
• Expert-level Kotlin including coroutines and Flow; able to read Java.
• Hands-on experience with MVVM, MVI or similar unidirectional data flow patterns, state hoisting, and dependency injection; Kotlin Multiplatform a plus
• Strong UI fundamentals: state management, lifecycle, adaptive layouts, accessibility, performance; Jetpack Compose strongly preferred; React/SwiftUI/Flutter experience counts
• Experience building security-sensitive apps (banking/fintech/payments/healthcare), including biometric authentication, secure storage/encryption, and OAuth 2.0/OpenID Connect
• Proficiency with JUnit and Compose UI testing; experience writing fakes/test doubles and testing coroutines/Flows; Robolectric a plus
• Experience working in automated build pipelines (GitLab CI preferred); comfortable with Gradle Kotlin DSL, build flavors, and version catalogs
• Strong experience with REST APIs, including authenticated sessions and token refresh; Ktor client a plus (Retrofit/OkHttp experience transfers)
• Experience with Google Play Console, app signing, staged rollouts, and release management
• Proficiency with Git (GitLab preferred) and merge-request-based code review

Skills

Kotlin

Java

Coroutines

Flow

MVVM/MVI

DI

Kotlin Multiplatform

Tools

Jetpack Compose

Retrofit

OkHttp

GitLab CI

Gradle Kotlin DSL

Ktor client

Job description

• Job Title: Android Developer
• Contract duration: 11 Months to start with. Contract to Hire
• Location: Dallas/New York
• Hybrid flexibility (if onsite role): onsite (5 Days)

Category

Requirements

Experience

5+ years of professional Android development

Language

Expert-level Kotlin, including coroutines and Flow; able to read Java

Architecture

Hands-on experience with MVVM, MVI or similar unidirectional data flow patterns, state hoisting, and dependency injection; Kotlin Multiplatform a plus

UI

Strong UI fundamentals: state management, lifecycle, adaptive layouts, accessibility, performance. Experience with a declarative UI framework; Jetpack Compose strongly preferred (React, SwiftUI or Flutter experience also counts)

Security

Experience building security-sensitive apps (banking, fintech, payments, healthcare or similar), including biometric authentication, secure storage/encryption, and OAuth 2.0/OpenID Connect

Testing

Proficiency with JUnit and Compose UI testing; experience writing fakes/test doubles and testing coroutines/Flows; Robolectric a plus

CI/CD

Experience working in automated build pipelines (GitLab CI preferred); comfortable with Gradle Kotlin DSL, build flavors, and version catalogs

API Integration

Strong experience with REST APIs, including authenticated sessions and token refresh; Ktor client a plus (Retrofit/OkHttp experience transfers)

Play Store

Experience with Google Play Console, app signing, staged rollouts, and release management

Version Control

Proficiency with Git (GitLab preferred) and merge-request-based code review