Principal Mobile Engineer (iOS expertise)

Principal Mobile Engineer

Location: Los Angeles, CA (Hybrid 3 days onsite)

• W2 Only role.
• Candidates must be authorized to work in the United States.
• Sponsorship is not available for this position.

We are seeking a Principal Mobile Engineer to lead the design, development, and evolution of AI-enabled mobile applications. This role combines hands-on technical leadership, mobile architecture ownership, and cross-functional collaboration to deliver secure, scalable, and intuitive mobile experiences.

Key Responsibilities

• Lead architecture and development of native iOS applications using Swift, SwiftUI, UIKit, and Combine.
• Provide technical leadership and guidance for Android development using Kotlin.
• Define mobile engineering standards, reusable components, and best practices.
• Collaborate with Product, Design, Backend, QA, and AI teams to deliver high-quality mobile solutions.
• Drive improvements in CI/CD, performance monitoring, crash analytics, and observability.
• Implement and manage mobile analytics, monitoring, and reporting using Datadog, Firebase, Google Analytics, and Adobe Analytics.
• Mentor engineers and support technical decision-making across mobile platforms.
• Leverage AI-enabled development tools and workflows to improve engineering productivity.

Required Qualifications

• 10+ years of mobile development experience, including 3+ years in a technical leadership role.
• Expert-level experience with Swift, SwiftUI, UIKit, and Combine.
• Strong knowledge of Kotlin and Android architecture components.
• Experience with Azure DevOps, Git, Fastlane, Firebase, Xcode, and Android Studio.
• Experience with REST APIs, OAuth2, mobile security, CI/CD, automated testing, and TDD.
• Hands-on experience with Datadog, Google Analytics, and Adobe Analytics.
• Strong understanding of accessibility standards (WCAG, ARIA).
• Excellent communication, leadership, and stakeholder management skills.
• Experience building fintech or consumer-facing mobile applications.
• Knowledge of mobile payments, identity verification, and push notification systems.
• Experience contributing to open-source projects or technical publications.