IOS Developer | Racedog Technologies | San Leandro, 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

Position Summary

Racedog Technologies is actively seeking an elite, highly proficient Senior iOS Developer with 12+ years of mobile software engineering experience to join our client development team in San Leandro, CA on an onsite contract basis. In this critical mobile architecture role, you will be responsible for designing, building, and maintaining advanced native iOS applications, ensuring exceptional UI/UX performance, and integrating complex enterprise backend services. You will leverage your deep practical expertise in Swift, SwiftUI, Objective-C, CocoaPods, VIPER/MVVM architectures, and mobile security to deliver robust, high-availability applications. This opportunity requires a master-level iOS engineer with mandatory availability for in-person client interviews in San Leandro, CA.

Detailed Job Description

As an iOS Developer supporting client projects in San Leandro, CA via Racedog Technologies, you will take full technical ownership of native Apple mobile application lifecycles from architecture design to App Store deployment. Your day-to-day responsibilities include developing clean, maintainable code using Swift and SwiftUI, implementing complex reactive UI layouts, and integrating secure RESTful APIs, GraphQL endpoints, and OAuth authentication flows. You will collaborate closely with product managers, UX designers, Android engineers, and QA specialists to optimize application speed, reduce memory footprint, and resolve complex concurrency issues. Furthermore, you will drive automated testing, continuous integration mobile pipelines, and code review governance.

Key Responsibilities

• Design, build, test, and deploy advanced, high-performance native iOS applications using Swift, SwiftUI, and Objective-C.
• Implement robust mobile software architecture patterns including MVVM, VIPER, and Clean Architecture.
• Integrate secure enterprise RESTful APIs, WebSockets, GraphQL, and OAuth authentication mechanisms.
• Optimize application performance, rendering speed, battery consumption, and memory management across iOS devices.
• Collaborate with cross-functional product, design, and QA teams to deliver seamless user experiences and robust feature sets.
• Write comprehensive unit tests, UI automation tests, and maintain high code coverage standards.
• Manage CI/CD mobile build pipelines, automated provisioning profiles, and App Store Connect distribution workflows.
• Troubleshoot production bug reports, analyze crash logs (Xcode Instruments, Crashlytics), and execute rapid bug fixes.

Required Qualifications & Skills

• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline.
• Minimum of 12+ years of professional software engineering experience, with extensive specialization in native iOS development.
• Expert-level practical proficiency in Swift, SwiftUI, Objective-C, and Apple’s Cocoa Touch frameworks.
• Proven hands‑on experience designing and implementing scalable mobile architectures (MVVM, VIPER).
• Strong expertise in integrating REST APIs, JSON data parsing, secure keychain storage, and local persistence (CoreData, Realm).
• Comprehensive understanding of mobile UI/UX design guidelines, accessibility standards, and Apple Human Interface Guidelines.
• Exceptional analytical, problem-solving, debugging, and cross‑functional communication capabilities.
• Mandatory eligibility to work in the United States and strict availability for in‑person client interviews in San Leandro, CA.

Nice‑to‑Have Skills

• Advanced postgraduate degrees in Computer Science or Software Engineering.
• Prior professional experience developing consumer-facing iOS apps with millions of active users.
• Experience with cross‑platform mobile frameworks (Flutter or React Native) for auxiliary feature integration.
• Strong background in mobile security hardening, SSL pinning, and code obfuscation techniques.
• Familiarity with Combine framework, async/await concurrency, and Swift Package Manager.

Application Information

• Recruiter: Racedog Technologies Recruitment Team
• Contact Name: Raju Varma (Account Manager / Sr. Recruiter)
• Email: [e-mail]
• Phone:
• Application URL:
• Salary/Rate: Market Competitive / Standard Consulting Rate
• Deadline: Open until filled
• Notice Period: Immediate to 30 Days
• Contract Duration: Long-Term Contract / On‑Site with Mandatory In‑Person Interview (San Leandro, CA)

Recruitment Pro Tip

When applying for this iOS Developer position via Racedog Technologies, ensure your resume highlights your 12+ years of native Swift/SwiftUI experience and confirms your strict availability for in‑person interviews in San Leandro, CA.