Senior Android Developer (W2 Contract Only/ No 3rd Parties)

CBTS; Irving (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

CBTS is seeking a Senior Android Developer with 5+ years of hands-on native Android experience in Kotlin and/or Java. You will build scalable, secure Android apps for store and customer-facing experiences, collaborating with Product, Design, Backend, QA, Security, and Operations teams.

The role emphasizes MVVM/Clean Architecture, REST API integration, performance profiling, and mentoring. On-site in Irving, TX, with opportunities to influence architecture and deliver high-quality mobile

Qualifications

• 5+ years of native Android development with Kotlin/Java
• Strong Android SDK/framework knowledge including lifecycle, threading, networking, and permissions
• Experience with MVVM, Clean Architecture, Dependency Injection, modular design and reusable components
• Experience integrating REST APIs, JSON, authentication, caching, offline/limited-connectivity solutions
• Hands-on performance profiling and optimization (memory, CPU, battery, startup time)
• Experience with device performance testing across Android hardware and OS versions
• Experience with unit testing, automated UI testing, Git, CI/CD, build automation and production support
• Strong troubleshooting, problem-solving, communication, and code review/mentoring skills

Skills

Android development

Kotlin

Java

MVVM

Clean Architecture

Dependency Injection

Rest APIs

Unit testing

UI testing

CI/CD

Profiling

Memory optimization

Code review

Mentoring

Tools

Git

Job description

Seeking a Senior Android Developer with 5+ years of hands-on native Android development experience using Kotlin and/or Java. The role will focus on building scalable, secure, high-performance Android applications for store and customer-facing experiences while collaborating with Product, Design, Backend, QA, Security, and Operations teams.

Key Requirements

• 5+ years of native Android development with Kotlin/Java; 7+ years overall software engineering experience.
• Strong Android SDK/framework knowledge, including lifecycle, threading, background execution, networking, permissions, storage, and device compatibility.
• Experience with MVVM, Clean Architecture, Dependency Injection, modular design, and reusable components.
• Strong experience integrating REST APIs, JSON, authentication, caching, offline/limited-connectivity solutions.
• Hands-on performance profiling and optimization, including memory, CPU, battery, startup time, responsiveness, and crash reduction.
• Experience with device performance testing across Android hardware, OS versions, screen sizes, and form factors.
• Experience with unit testing, automated UI testing, Git, CI/CD, build automation, and production support.
• Strong troubleshooting, problem-solving, communication, and code review/mentoring skills.