Mobile Application Developer

Job Title: Senior Mobile Developer

Location: Washington, District of Columbia (3 days onsite in a week) LOCAL ONLY

Duration: Fulltime

Interview Process: Virtual & in-person

We are looking for a Senior Mobile Developer to help build mobile capabilities for advanced AI-enabled applications. This role will work across mobile application development, augmented reality, geolocation, video streaming, and integration with cloud-based platform services.

About the Role

As a Senior Mobile Developer, you will design and implement mobile application features that support real-time, location-aware, and media-rich user experiences. You will work across mobile clients, backend APIs, and advanced AR technology.

This role is ideal for an engineer with strong mobile development experience who is comfortable building production applications for iOS and Android. Experience with Kotlin Multiplatform, Swift, AR technology, ARKit/ARCore, geolocation, and video streaming is strongly preferred.

Required Qualifications

• 5+ years of professional mobile, software, or application engineering experience.
• Experience building production mobile applications for iOS, Android, or cross-platform mobile environments.
• Experience with Swift, Kotlin, Kotlin Multiplatform, ARKit/ARCore.
• Experience integrating mobile applications with backend APIs, authentication systems, databases, or cloud services.
• Experience with geolocation, device sensors, camera functionality, video workflows, or similar mobile platform capabilities.
• Strong understanding of mobile performance, reliability, networking, offline behavior, and user experience tradeoffs.
• Strong debugging, communication, and cross-functional collaboration skills.

Responsibilities

• Design and develop mobile application features for iOS and Android.
• Build mobile capabilities involving AR technology, geolocation, camera access, mapping, video streaming, and real-time user workflows.
• Develop mobile applications using Swift, Kotlin, Kotlin Multiplatform, ARKit/ARCore.
• Integrate mobile clients with secure backend APIs, authentication services, and cloud-based platform capabilities.
• Support mobile workflows involving user onboarding, permissions, role-based access, and secure data access.
• Work with backend, AI/ML, computer vision, product, infrastructure, and security teams to integrate mobile features into the broader platform.
• Improve mobile application performance, reliability, usability, and debuggability across production environments.
• Help evaluate mobile architecture decisions and technical tradeoffs as the platform evolves.

Preferred Qualifications

• Hands-on experience with Kotlin Multiplatform and Swift.
• Experience with ARKit, ARCore, mobile AR frameworks, spatial interfaces, or location-aware mobile experiences.
• Experience with real-time video streaming, WebRTC, Live Kit, media pipelines, or low-latency mobile communication systems.
• Experience with geospatial applications, navigation workflows, mapping, localization, or 3D environments.
• Experience with secure mobile development, enterprise authentication, role-based access, or customer onboarding workflows.
• Experience working in regulated, government, defense, or enterprise security environments.

What Success Looks Like

In this role, success means you can deliver mobile features that are reliable, intuitive, and technically sound. You can reason through device capabilities, backend integration, location-aware workflows, and real-time user experiences.

What We Are Looking For

We are looking for someone who is hands-on, detail-oriented, and comfortable working across mobile, backend, and product teams. The ideal candidate can build polished mobile experiences while making practical engineering tradeoffs.

Work Authorization and Clearance Eligibility

Candidates must be legally authorized to work in the United States. An active U.S. government security clearance is not required for this role. Candidates who currently hold, have previously held, or may be eligible to obtain and maintain a U.S. government security clearance are preferred. Certain customer, contract, or regulatory requirements may require additional eligibility verification.