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Senior iOS Mobile Developer

Donato Technologies Inc

  • San Ramon, CA
  • Today
  • $60–$67 Per Hour
  • Contractor
  • Employee

Highlights

We are seeking a Senior iOS Mobile Developer with strong experience building scalable, consumer-facing native iOS applications. The ideal candidate should have expertise in modern iOS development, API integrations, performance optimization, and App Store deployment.
Donato Technologies Inc

Numbers & Facts

LocationSan Ramon, CA
Job TypeContractor, Employee
Salary$60–$67 Per Hour
Company Size51 - 200
Year Founded2012
HeadquartersFarmers Branch, TX, US
Websitehttps://www.donatotech.com/

Description

We are seeking a Senior iOS Mobile Developer with strong experience building scalable, consumer-facing native iOS applications. The ideal candidate should have expertise in modern iOS development, API integrations, performance optimization, and App Store deployment. Experience with retail or e-commerce applications is highly preferred.

Job Responsibilities

  • 8+ years of experience in Native iOS application development.
  • Strong expertise in Swift and Objective-C.
  • Hands-on experience with UIKit, SwiftUI, Core Data, and Core Animation.
  • Strong understanding of iOS application architecture (MVVM, MVC, Clean Architecture).
  • Experience integrating RESTful APIs, JSON, and secure authentication mechanisms (OAuth/JWT).
  • Strong knowledge of Grand Central Dispatch (GCD), async/await, multithreading, memory management, and performance optimization.
  • Experience implementing offline storage, caching, and data synchronization.
  • Hands-on experience with Firebase (Analytics, Crashlytics) or similar mobile analytics platforms.
  • Experience with mobile monitoring and performance tools such as New Relic, Datadog, or similar.
  • Experience writing Unit Tests and UI Automation Tests using XCTest/XCUITest.
  • Experience with App Store Connect, TestFlight, certificates, provisioning profiles, and App Store release management.
  • Familiarity with CI/CD tools such as Fastlane, Bitrise, Jenkins, GitHub Actions, or Azure DevOps.
  • Strong experience with Git and Agile/Scrum development methodologies.
  • Excellent problem-solving, communication, and collaboration skills.

Qualifications

  • Experience developing retail or e-commerce mobile applications.
  • Experience with Shopify, Shopify Plus, or other enterprise e-commerce platforms.
  • Experience integrating Apple Pay or other mobile payment solutions.
  • Experience building features such as loyalty programs, order management, inventory visibility, or personalized shopping experiences.
  • Experience with cloud platforms such as AWS, Azure, or GCP.
  • Experience supporting high-volume, consumer-facing mobile applications.

Skills

  • iOS
  • SwiftMQ (Message Queue)
  • Objective-C Programming Language
  • MVVM
  • MVC
  • RESTful API
  • UI Automation Test
  • UIKit
  • SwiftUI
  • Core Data

Benefits

Paid Time-Off, 401K, Medical, Dental, Vision

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