Mobile Application Developer, Android & iOS

Ridgeline International
United States

Company Description

We're a tech company that was first on the ground in the fight against Ubiquitous Technical Surveillance. We help our government and enterprise customers solve a big problem they sometimes don't even know they have. To become leaders in this space, we've relied heavily on curiosity, creativity, and flexibility. We iterate until we get things right and innovate to get there faster.

But enough about us. What's in it for you?

We work hard and do fun things.

Apart from a constantly growing list of fascinating challenges to solve, Ridgeline offers a solid work-life balance, flexible remote work options, and a culture that values teamwork over competition. At Ridgeline, you will work with the most talented software developers, systems engineers, and subject matter experts to change how big enterprises and the U.S. Government manage their digital signatures.

Job Description

We are seeking a talented Mobile Application Developer to spearhead the development of our advanced communications app. The ideal candidate will possess extensive experience in both iOS and Android app development, emphasizing secure communication technologies. This role requires a deep understanding of cross-platform solutions to ensure a seamless user experience across different devices.

What you will do:

  • Design and develop a high-performance Android application, with plans to extend functionality to iOS, featuring push-to-talk (PTT), Voice over IP (VOIP), and chat capabilities.
  • Ensure the application’s security protocols adhere to the highest standards, with a focus on cross-platform compatibility.
  • Collaborate with cross-functional teams to define, design, and ship new features across both Android and iOS platforms.
  • Continuously discover, evaluate, and implement new technologies to maximize development efficiency, particularly in a cross-platform context.
  • Manage the entire app lifecycle (concept, design, test, release, and support) for both Android and iOS versions.
  • Release applications to the Android Play Store and Apple App Store, overseeing their lifecycle across both platforms.

What you will accomplish within the first six months in this role:

  • Work directly with the engineering team to finalize requirements and architect a backend suitable for both Android and iOS applications.
  • Deliver a secure communication application, ensuring seamless operation and security on both platforms.
  • Publish the app on both the Play Store and the Apple App Store.


Must Haves:

  • 15+ years of experience in mobile app development, including significant experience in both Android and iOS platforms.
  • Proficient in Java, Kotlin, and Swift/Objective-C for iOS development.
  • Strong understanding of both Android SDK and iOS frameworks, covering different versions and capabilities.
  • Experience with UI design principles and best practices for both Android and iOS applications.
  • Knowledge of the open-source ecosystems for both Android and iOS, and the libraries available for common tasks.
  • Familiarity with RESTful APIs to connect applications to back-end services, with an emphasis on cross-platform functionality.
  • Expertise in secure app design - based on a zero-trust model - and encryption standards applicable to both Android and iOS.
  • Strong knowledge of UI design principles, patterns, and best practices, tailored to each platform.
  • Experience with offline storage, threading, and performance tuning for both Android and iOS.
  • Proficient understanding of code versioning tools, such as Git, and Git CI/CD Pipelines, with experience in managing cross-platform development workflows.

Nice to Haves:

  • Proven track record of successful apps on both Android and iOS platforms.

Additional Information

Here are some Perks of being a Ridgeliner!

  • Flexible PTO + holidays
  • Generous 401k match benefit up to 10%, with an automatic 3% safe harbor contribution and additional matching based on employee contributions.
  • Medical (HSA & PPO Plans Available), dental, vision, disability, and life insurance
  • Employer Contribution to Health Savings Account (HSA)
  • Learning & Development opportunities
  • Professional coaching services
  • Get the technology you want to do your job
  • We have free daily snacks & drinks

    Ridgeline is committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender, gender identity or expression, veteran status, or any other characteristic protected by law. We are proud to be an equal opportunity workplace.

    If you require a reasonable accommodation to apply for a position with Ridgeline International through its online applicant system, please contact Ridgeline's Talent Management Department at (703) 544-2424 or contact us throughΒ e-mail at [emailΒ protected]

    This job is closed.