Senior iOS Engineer — SwiftUI, VIPER, Onsite CA

RaceDog Technologies; San Leandro (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

Racedog Technologies in San Leandro, CA seeks a Senior iOS Developer with 12+ years of experience for an on-site contract. Lead native iOS apps using Swift/SwiftUI, MVVM/VIPER architectures, and secure API integrations. In-person interviews are mandatory in San Leandro, CA.

Responsibilities include architecture design, CI/CD pipelines, performance optimization, and collaboration with product/design QA teams to deliver high-quality features.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline.
• 12+ years of professional software engineering experience, with extensive specialization in native iOS development.
• Expert-level proficiency in Swift, SwiftUI, Objective-C, and Apple’s Cocoa Touch frameworks.
• Experience designing and implementing scalable mobile architectures (MVVM, VIPER).
• Strong experience integrating REST APIs, JSON parsing, secure keychain storage, and local persistence (CoreData, Realm).
• Understanding of UI/UX guidelines, accessibility, and Apple Human Interface Guidelines.

Responsibilities

• Design, build, test, and deploy advanced, high-performance native iOS applications using Swift, SwiftUI, and Objective-C.
• Implement robust mobile architectures including MVVM, VIPER, and Clean Architecture.
• Integrate secure RESTful APIs, WebSockets, GraphQL, and OAuth authentication mechanisms.
• Optimize performance, rendering speed, battery usage, and memory management across iOS devices.
• Collaborate with cross-functional teams to deliver seamless user experiences and robust feature sets.
• Write unit tests, UI tests, and maintain high code coverage.
• Manage CI/CD pipelines, provisioning profiles, and App Store Connect workflows.
• Troubleshoot production issues, analyze crash logs, and perform rapid bug fixes.

Skills

Swift

SwiftUI

Objective-C

VIPER

MVVM

WebSockets

GraphQL

OAuth

Education

Bachelor’s degree in Computer Science or related field

Tools

CocoaPods

Xcode

CoreData

Realm

GraphQL client

Job description

Racedog Technologies in San Leandro, CA seeks a Senior iOS Developer with 12+ years of experience for an on-site contract. Lead native iOS apps using Swift/SwiftUI, MVVM/VIPER architectures, and secure API integrations. In-person interviews are mandatory in San Leandro, CA.

Responsibilities include architecture design, CI/CD pipelines, performance optimization, and collaboration with product/design QA teams to deliver high-quality features.