Lead Mobile App Developer — Brentwood, TN

9bg is seeking a Lead Mobile App Developer to join one of our top clients in Brentwood, TN. This role will lead the architecture, development, and delivery of modern, high-performing mobile applications that support large-scale digital commerce initiatives. You’ll collaborate closely with product, design, and data teams to drive customer-facing experiences, including personalization and AI-enabled features, while setting engineering standards and mentoring other developers.

This position will be onsite in Brentwood, TN.

Position Overview for the Lead Mobile App Developer:

• Lead the end-to-end mobile application lifecycle (architecture, development, testing, deployment, and ongoing support)

• Provide technical leadership through code reviews, architecture discussions, and knowledge-sharing across the engineering team

• Build and enhance customer-facing mobile experiences, including personalization and intelligent/AI-driven capabilities

• Partner cross-functionally with product, design, and data science teams to deliver scalable, secure, and reliable solutions

• Improve engineering scalability through modern tooling, CI/CD automation, and strong quality/testing practices

Requirements for the Lead Mobile App Developer:

• 8+ years of overall software development experience, with 3–5 years focused on mobile app development (iOS/Android)

• 2+ years in a lead capacity (technical leadership, mentoring, guiding best practices)

• Proficiency in native mobile development (Swift/Objective-C for iOS and/or Kotlin/Java for Android) or cross-platform frameworks (React Native, Flutter, or similar)

• Strong understanding of mobile architecture patterns (e.g., MVC, MVVM, Clean Architecture) and enterprise concerns (security, offline support, performance, concurrency)

• Hands-on experience with modern development workflows and testing (Git, CI/CD, and automated test frameworks such as XCTest/JUnit/Jest)

What's in it for you?

• Competitive compensation package

• Full Benefits; Medical, Vision, Dental, and more!

• Opportunity to get in with an industry leading organization.

Why 9bg?

• 25+ Years of Proven Industry Experience in 4 major markets

• Employee Stock Ownership Program

• Dedicated Engagement Manager who is committed to you and your success.

• Medical, Dental, Vision, and Life Insurance

• ClearlyRated's Best of Staffing® Client and Talent Award winner 12 years in a row.