iOS Engineer — HealthKit & Data Visualization (Swift)

Jobtailor; San Carlos (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Jobtailor is seeking an experienced iOS engineer to design and implement features using Swift, SwiftUI, UIKit, and HealthKit integration. You will build data-rich interfaces and polished charts while emphasizing security and privacy.

Collaborate with senior engineers and designers to deliver reliable, visually compelling mobile experiences. The role requires work in San Carlos, CA, at least three days per week in a fast-paced environment.

Qualifications

• 3+ years of experience developing iOS applications, or equivalent experience through internships, projects, or coursework.
• Experience with Swift and SwiftUI, with some exposure to UIKit and common iOS frameworks.
• Hands-on experience with HealthKit and fitness or health wearable applications.
• Ability to structure complex UIs and translate large datasets into clear visual interfaces.
• Experience building charts, dashboards, or data visualizations in iOS applications.
• Understanding of iOS data security and privacy practices, including Keychain and encrypted storage.
• Familiarity with asynchronous programming such as async/await, multithreading, or GCD.
• U.S. Person status required due to U.S. export control regulations
• Must be authorized to work lawfully in the United States
• No visa sponsorship or visa transfers; all work must be performed in the United States
• Ability to work in San Carlos, CA at least 3 days per week

Responsibilities

• Design and implement iOS features using Swift, SwiftUI, UIKit, and modern iOS frameworks
• Build and maintain health and fitness-focused mobile applications integrating with HealthKit and wearable devices
• Structure complex, data-rich UIs visualizing health and biometric data
• Design and build functional, visually polished charts and data displays
• Integrate wearable hardware for real-time health monitoring of flight crew
• Apply data security and privacy practices, including Keychain, encrypted storage, and secure handling of sensitive data
• Collaborate with senior engineers and designers to deliver reliable, visually compelling mobile experiences
• Participate in code reviews and follow iOS best practices and architectural patterns
• Ensure code quality, performance, and maintainability through testing and documentation

Skills

iOS development

Swift programming

SwiftUI

HealthKit integration

Data visualization

Security practices

Asynchronous programming

GCD

Tools

UIKit

Keychain

Encrypted storage

Multithreading

Async/await

Job description

Jobtailor is seeking an experienced iOS engineer to design and implement features using Swift, SwiftUI, UIKit, and HealthKit integration. You will build data-rich interfaces and polished charts while emphasizing security and privacy.

Collaborate with senior engineers and designers to deliver reliable, visually compelling mobile experiences. The role requires work in San Carlos, CA, at least three days per week in a fast-paced environment.