User Interface Designer Jobs in Portland, OR (NOW HIRING)

A rapidly growing company is seeking a skilled and versatile junior Mobile Developer to join the team. This role plays a critical part in designing, building, and maintaining high-quality mobile applications across both iOS and Android platforms.

The Mobile Developer will work closely with product, QA, and backend teams to develop features, improve performance, and ensure a seamless user experience. The successful candidate will contribute to the full development lifecycle, from planning and implementation to testing and deployment, while aligning with strategic and commercial priorities.

• Design, develop, and maintain mobile applications for iOS and Android platforms.
• Collaborate with product and design teams to translate requirements into functional, user-friendly features.
• Implement and maintain scalable architectures (MVC, MVVM) across mobile platforms.
• Integrate mobile applications with backend services using REST APIs and OAuth 2.0 authentication.
• Build responsive and modern UI components using frameworks such as SwiftUI and Jetpack Compose.
• Debug and resolve issues across development, staging, and production environments.
• Participate in code reviews, testing, and continuous improvement of development processes.
• Collaborate with QA to ensure high-quality releases and strong test coverage.
• Contribute to backlog grooming, sprint planning, and ticket estimation.

• 3+ years of experience in software development, with at least 1 year of hands-on experience in both iOS and Android environments.

Technical Skillset

• Experience developing in Android environments using MVC and MVVM architecture.
• Experience developing in iOS environments using modern frameworks.
• Proficiency in mobile programming languages such as Swift and Kotlin.
• Experience integrating REST APIs and implementing OAuth 2.0 authentication.
• Familiarity with modern UI frameworks (Jetpack Compose, SwiftUI).
• Experience with debugging, performance optimization, and production issue resolution.
• Experience with automated testing and maintaining code quality.

Core Expertise

• Mobile Application Development — Strong experience building and maintaining mobile applications across iOS and Android platforms, with an emphasis on scalability and performance.
• Architecture & Design Patterns — Understanding and application of architectural patterns such as MVC and MVVM to ensure maintainable and extensible codebases.
• API Integration & System Communication — Ability to integrate and manage communication with backend services using REST APIs and secure authentication mechanisms.
• UI/UX Implementation — Experience developing modern, responsive user interfaces with a focus on usability and performance.
• Debugging & Optimization — Strong troubleshooting skills with the ability to diagnose and resolve issues in production environments.
• Cross-Functional Collaboration — Experience working closely with QA, product, and backend teams in Agile environments to deliver high-quality features.
• Testing & Quality Focus — Commitment to maintaining code quality through testing, debugging, and collaboration with QA teams.

• Experience working in the EV industry.
• Familiarity with EV charging concepts such as OCPP.
• Experience developing for both iOS and Android in a shared or cross-platform environment.
• Understanding of mobile security best practices.
• Experience with performance tuning and optimization.
• Familiarity with UX/UI principles and design collaboration.

• Strong collaboration skills with cross-functional teams including QA, product, and sales.
• Creative mindset with a focus on improving user experience.
• Ability to participate effectively in Agile ceremonies such as sprint planning and backlog grooming.
• Strong communication skills and attention to detail.
• Passion for delivering high-quality mobile applications.

• Be part of a dynamic and fast-growing company
• Competitive Salary
• Benefits Package includes:
• Medical, Dental and Vision insurance
• Paid Holidays
• Paid Time Off
• Ability to Participate in Electric Vehicle Incentive Program
• Ability to Participate in Company 401K Plan with match
• Quarterly Mental Health Days
• Employee Educational Reimbursement

Final compensation will be determined based on experience and skills, but will sit in a range of $90,000 - $120,000

The company is an Equal Opportunity Employer (EOE) and offers a remote-friendly work environment with benefits and the opportunity for personal growth as well as advancement within the company.

This role begins as a 1099 independent contractor engagement for up to three (3) months, with the intention of converting to a permanent, full-time position based on mutual fit and performance during the contract period. Benefits listed above apply upon conversion to a permanent employee.