Sr. iOS Developer jobs in United States
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Level Home · 18 hours ago

Sr. iOS Developer

Level Home is redefining the smart home experience with innovative technology. They are seeking a highly skilled iOS Developer to build the next generation of their app, focusing on user experience, security, and IoT connectivity.

Consumer ElectronicsHome ImprovementInformation TechnologySmart Home
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Responsibilities

Build high-performance, scalable features in Swift, following modern iOS architecture (MVVM or equivalent) and Apple Human Interface Guidelines
Implement UI/UX that reflects Level’s design philosophy—clean, intuitive, Apple-like polish
Own components across the full lifecycle: architecture, implementation, testing, deployment, and iterative improvements
Develop and refine BLE communication flows for device setup, control, firmware updates, and diagnostics
Work closely with firmware and hardware teams to define data models, command protocols, and reliability improvements
Ensure low-latency, reliable connections across various device states and environmental conditions
Implement secure credentialing, user permissions, digital keys, and end-to-end encryption mechanisms used in Level’s smart locks and access features
Work with cloud engineering to integrate mobile authentication flows, keychain usage, and secure storage patterns
Contribute to mobile frameworks, SDKs, and shared libraries used across the app
Improve app performance, resource usage, and background execution related to BLE scanning, state restoration, and HomeKit-like flows
A passion for new iOS technologies, tools, and best practices
Partner with design, product, firmware, QA, and security teams to bring polished, reliable features to market
Participate in design reviews, code reviews, and technical discussions with an emphasis on clarity and craftsmanship

Qualification

SwiftIOS frameworksBluetooth Low Energy (BLE)Async programmingSecure storageRESTful servicesUI/UX designMobile state managementApple HIG familiarityCollaboration

Required

5+ years of professional iOS development experience
Expert proficiency in Swift and strong understanding of iOS frameworks
Demonstrated experience shipping production-grade, consumer-facing iOS apps
Experience with Bluetooth Low Energy (BLE) communication, CoreBluetooth APIs, or similar IoT connectivity
Strong grasp of async programming, concurrency, and performance optimization on iOS
Experience building modular, testable codebases (unit testing + UI testing)
Understanding of secure storage, keychain APIs, networking, RESTful services, and mobile state management
Strong appreciation for elegant UX and polish
Ability to collaborate with designers to translate mocks into pixel-perfect interfaces
Familiarity with Apple HIG and accessibility guidelines

Preferred

Smart home, consumer IoT, access control, or connected-device experience
Knowledge of HomeKit, Matter, or similar ecosystems
Experience working closely with firmware or hardware teams
Experience with automated regression testing, snapshot testing, or CI pipelines for mobile
Experience building custom animations, transitions, and subtle micro-interactions

Benefits

Paid time off
A bonus plan
A 401(k) plan
Education assistance

Company

Level Home

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Level Home is a startup that specializes in home automation and smart home control.

Funding

Current Stage
Growth Stage
Total Funding
$171M
Key Investors
Cox Communications
2024-09-10Acquired
2021-11-10Series C· $100M
2019-10-15Corporate Round· $71M

Leadership Team

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Ken Goto
Founder & Chief Technology Officer
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Company data provided by crunchbase