Opal Electronics — iOS Engineer

• →Build device pairing and connectivity: BLE and Wi-Fi pairing, reconnection handling, background connectivity, and in-app firmware updates
• →Craft a real-time, low-latency UI that reflects live device state and streaming data
• →Surface on-device and cloud AI features, coordinating between local inference and cloud processing
• →Architect the companion app: device state, sync, and graceful handling of offline and degraded connectivity
• →Go deep on the native platform: background modes, push notifications, Bluetooth permissions, and battery/performance optimization for an always-connected app

Tech stack: Swift, SwiftUI/UIKit, Core Bluetooth, real-time data streaming

• Strong Swift and SwiftUI/UIKit skills, with production iOS apps shipped
• Hands-on experience with Core Bluetooth and/or real-time data streaming
• Track record of owning a feature end-to-end — architecture, build, test, and App Store release
• Comfortable partnering across hardware, firmware, and backend/ML teams
• Self-directed and effective inside a small engineering team with minimal process

• Have shipped a production iOS app that pairs with physical hardware — a wearable, medical device, or other connected product
• Real native-platform depth on an always-connected app: background modes, permissions, battery and performance tuning
• Startup or small-team experience, including a small team operating inside a larger organization
• Personal projects or side builds that show sustained curiosity
• Background building complex, frequently updated iOS apps at scale, or from device-connected companies such as wearables or health hardware

• Location — San Francisco, CA
• Work policy — On-site, 5 days/week
• Compensation — $170,000–$230,000 + equity
• Visa sponsorship — H-1B, OPT supported
• Employment type — Full-time