Senior Mobile Architect & Tech Lead (React Native/iOS)

Beacon Hill; United States; On-site; USD 140,000 - 200,000; Full time

Job summary

Beacon Hill is seeking a senior mobile software engineer to build and scale mobile apps for a growing enterprise. You will provide technical leadership for a mobile platform and shape long-term architecture.

This role requires hands-on development in React Native and native iOS, deep knowledge of iOS frameworks, and proven ability to mentor engineers and drive architectural decisions across teams. You will collaborate with Product, Design, Backend, and Security to deliver scalable solutions

Qualifications

• 8+ years in mobile development.
• 5+ years of production React Native experience.
• Proficient in Swift and native iOS development.
• Strong understanding of iOS SDK, UIKit, SwiftUI, lifecycle, memory management, and concurrency.
• Experience with JavaScript/TypeScript and React Native architecture.
• Experience designing scalable mobile architectures and reusable components.
• Strong mobile security, performance optimization, and reliability.
• Experience leading architecture for large-scale production mobile apps.
• App Store release management and mobile governance experience.
• Knowledge of Apple's Human Interface Guidelines.
• Experience balancing React Native and native development based on technical requirements.

Responsibilities

• Lead architecture reviews and set engineering standards across the mobile platform.
• Define long-term React Native and native iOS roadmap.
• Mentor senior and junior engineers to raise technical capability.
• Collaborate with Product, Design, Backend, Platform, and Security teams to deliver scalable solutions.
• Drive testing strategy, CI/CD improvements, and release quality.
• Oversee observability, performance monitoring, and reliability initiatives.

Skills

React Native

Swift

iOS SDK

Architecture leadership

Mobile security

Performance optimization

GraphQL

REST APIs

Git

CI/CD

Testing frameworks

Android

Tools

Expo

GitLab

Job description

Beacon Hill is seeking a senior mobile software engineer to build and scale mobile apps for a growing enterprise. You will provide technical leadership for a mobile platform and shape long-term architecture.

This role requires hands-on development in React Native and native iOS, deep knowledge of iOS frameworks, and proven ability to mentor engineers and drive architectural decisions across teams. You will collaborate with Product, Design, Backend, and Security to deliver scalable solutions