Mobile Developer

zeroยท Zero
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๐Ÿ“ Portland, Oregon, United States

About this role

Position Summary

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.

Key Responsibilities

  • 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.

Years of Experience

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

Hard Requirements

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

Bonus Skills (Preferred, but not Required)

  • 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.

Soft Skills

  • 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.

Why Join

  • 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

ย 

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

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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.

Engagement Structure

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.

Frequently Asked Questions

Is the salary disclosed for the Mobile Developer position at zero?
The salary for this Mobile Developer role at zero is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mobile Developer position at zero located?
This Mobile Developer role at zero is based in Portland, Oregon, United States. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Mobile Developer at zero belong to?
This Mobile Developer position is part of the Zero department at zero. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mobile Developer position at zero?
Click the "Apply Now" button on this page. You will be redirected to zero's official application portal hosted on greenhouse where you can submit your application directly.
When was the Mobile Developer job at zero posted?
This Mobile Developer position at zero was posted on Apr 21, 2026. Apply as soon as possible โ€” early applications are often reviewed first.
Mobile Developer
zero
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