Senior iOS

MACHINE LEARNING TECHNOLOGIES LLC; Sunnyvale (CA); On-site; USD 96,000 - 152,000; Full time

Job summary

MACHINE LEARNING TECHNOLOGIES LLC in Sunnyvale, CA is seeking a Senior iOS developer to build and maintain production-grade iOS apps for iPhone and iPad. Expertise in Swift, SwiftUI, and Apple frameworks is required, with emphasis on modern concurrency and UI design.

The role focuses on delivering robust, memory-efficient mobile experiences, including app lifecycle management, background execution, and hybrid codebases leveraging UIKit where needed.

Qualifications

• Must-have: iOS development with Swift (8+ years).
• Proficient in SwiftUI and UIKit for hybrid/legacy codebases.
• Strong knowledge of Apple frameworks and app lifecycle management.

Responsibilities

• Develop and maintain production-grade iOS applications for iPhone and iPad.
• Collaborate on architecture and UI using SwiftUI and UIKit.
• Optimize performance, memory, and battery usage across devices.

Skills

iOS Swift

SwiftUI

Mac OS

Job description

Job Overview

• Job ID: J53058
• Job Title: Senior iOS
• Location: Sunnyvale, CA
• Duration: 12 Months + Extension
• Hourly Rate: Depending on Experience (DOE)
• Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, L2-EAD, GC-EAD
• Client: To Be Discussed Later
• Employment Type: W-2, 1099, C2C

Job Description

• Advanced proficiency in Swift (Swift 5.9+), including value semantics, protocol-oriented programming, and modern language features.
• Extensive hands-on experience building and maintaining production-grade iOS applications for iPhone and iPad; macOS experience is a strong plus.
• Strong expertise in SwiftUI for modern UI development, with solid knowledge of UIKit for hybrid and legacy codebases.
• Deep understanding of Apple frameworks, including Combine, Structured Concurrency (async/await, Actors), Core Data, Core Animation, and AVFoundation as applicable.
• Proficient in implementing App lifecycle management, background execution, and efficient memory and battery usage.

Technical Hiring Criteria (Must Haves)

• Top 3 Required skills: iOS - Swift, Swift UI, Mac OS
• Years of experience in each of the must-have skills: 8+
• Any Certifications required: No

Equal Opportunity Employer

MACHINE LEARNING TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. MACHINE LEARNING TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will MACHINE LEARNING TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract