Principal Developer - Mobile Applications

Description

Job overview and responsibilities

The Principal Developer - Mobile Applications will play a key role in leading mobile application development efforts within the Customer United Mobile App team. This role involves hands-on contributions across iOS and Android platforms, and requires strong expertise in mobile architecture, scalable application design, and CI/CD best practices.

The ideal candidate is a seasoned technologist who thrives in mobile environments and partners closely with product, engineering, and infrastructure teams to deliver secure, scalable, and high-performing mobile solutions.

• Contribute to key initiatives across iOS and Android platforms, with strong knowledge of mobile architecture, lifecycle, and platform capabilities.
• Lead the development and delivery of native mobile features, ensuring high performance, quality, and reliability.
• Collaborate with developers, product owners, and business stakeholders to design and build seamless mobile experiences.
• Adapt to evolving design patterns and implement performance enhancements in mobile applications.
• Evaluate and adopt the latest mobile OS updates, tools, and frameworks to ensure modern, optimized solutions.
• Mentor junior and senior developers through best practices, code reviews, and architectural guidance.
• Facilitate knowledge-sharing sessions such as lunch & learns to promote team learning and growth.
• Deliver consistently on project goals and timelines, contributing to a strong and collaborative engineering culture.

Qualifications

What's needed to succeed (Minimum Qualifications):

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 7+ years of IT experience, including hands-on development in mobile platforms (iOS and/or Android).
• We are looking for candidates who have experience in either iOS or Android development:

iOS Development: Swift and Xcode, with experience in Objective-C and Cocoa frameworks preferred

or

Android Development: Kotlin and Android Studio, with experience in Java and Android SDK

• Strong communication and cross-functional collaboration skills.
• At least 1 year of leadership experience managing large, cross-functional teams or projects, and influencing senior-level stakeholders.
• Solid understanding of the software development life cycle, quality assurance, and project management processes.
• Must be legally authorized to work in the United States without sponsorship.

Preferred Qualifications

• Master's degree in Computer Science, Information Systems, or related field.
• Experience supporting mobile-specific build and deployment workflows (Xcode, Gradle, Fastlane, etc.).
• Exposure to backend services or APIs supporting mobile functionality.
• Significant hands-on experience with AWS services such as EC2, Lambda, S3, IAM, VPC, Route 53, CloudWatch, and Code Pipeline.
• Building and managing CI/CD pipelines using tools like Jenkins, GitHub Actions, or TeamCity.
• Experience implementing infrastructure as code (Terraform, CloudFormation).
• Familiarity with containerization tools (Docker, ECS/EKS).
• Strong scripting or automation experience using Shell, Python, or equivalent.