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Contract Kotlin Multiplatform Developer Jobs (NOW HIRING)

Senior Android Developer

Aliso Viejo, CA ยท On-site

$150 - $200/hr

Experience with Coroutines, Kotlin Multiplatform Mobile (KMM) * Strong Jetpack Compose * Strong Kotlin Flows * Strong Coroutines, Threading, Race condition knowledge * Really strong database skills ...

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How much do contract kotlin multiplatform developer jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for contract kotlin multiplatform developer in the United States is $61.13, according to ZipRecruiter salary data. Most workers in this role earn between $53.61 and $70.43 per hour, depending on experience, location, and employer.
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Infographic showing various Contract Kotlin Multiplatform Developer job openings in the United States as of September 2026, with employment types broken down into 85% Full Time, 3% Part Time, and 12% Contract. Highlights an 79% Physical, 4% Hybrid, and 17% Remote job distribution, with an average salary of $127,151 per year, or $61.1 per hour.

Senior Mobile App Developer - Java/Kotlin Multiplatform

Arvada, CO โ€ข On-site

AION ROBOTICS CORPORATION
Software Developmentย โ€ขย 1 - 10 employees

Full-time

Re-posted 11 days ago


Job description

Job Summary:
AION ROBOTICS CORPORATION is a rapidly growing startup manufacturing advanced, rugged autonomous ground vehicles. The Senior Mobile App Developer will engage with Java/Kotlin Cross-Platform and AWS technologies to create innovative mobile applications for robotics solutions, overseeing the entire software development lifecycle.
Responsibilities:
โ€ข Designing, developing, and debugging mobile applications for robotics solutions.
โ€ข Working on the entire software development lifecycle, from working on released apps to new architectural road maps, feature concepts, design, testing, and deployment.
Qualifications:
Required:
โ€ข Proficiency in developing mobile applications for iOS and Android platforms.
โ€ข Experience with cross-platform development frameworks like Kotlin Multi-Platform.
โ€ข Amazon Web Services: Skill in integrating a broad range of AWS APIs and Services into mobile applications.
โ€ข UI/UX Design: Ability to create intuitive and visually appealing mobile app interfaces by collaborating with designers.
โ€ข Version Control: Proficiency in using GitHub for version control and collaborative development.
โ€ข Testing, Debugging and Automation: Familiarity with mobile app testing, debugging, and real-time performance optimization.
โ€ข Publishing: Knowledge of app publishing processes on both the Apple App Store and Google Play Store.
โ€ข Push Notifications: Experience with implementing push notifications and in-app messaging.
โ€ข Security Awareness: Understanding of mobile app security best practices, data protection and obfuscation methods.
โ€ข Adaptability: Ability to work on various mobile app projects, adapt to different platforms, and learn new technologies quickly while working independently and/or as part of a team with excellent communication skills.
Company:
Our rugged autonomous vehicles bring Industry 4.0 to outdoor commercial jobsites through the automation of infrastructure monitoring, maintenance and inspection tasks. Founded in 2016, the company is headquartered in Denver, USA, with a team of 11-50 employees. The company is currently Early Stage.