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Kotlin Multiplatform Jobs (NOW HIRING)

Mark43

Lead Mobile Engineer

Boston, MA · On-site

As we continue investing in Kotlin Multiplatform, you'll help determine where shared code accelerates development while ensuring our iOS applications deliver a best-in-class native experience. As a ...

Mark43

Lead Mobile Engineer

Boston, MA · On-site

As we continue investing in Kotlin Multiplatform, you'll help determine where shared code accelerates development while ensuring our iOS applications deliver a best-in-class native experience. As a ...

Conch Technologies Inc

Android Developer

New York, NY · On-site

$61 - $80.25/hr

Experience with Kotlin Multiplatform (KMP) for cross-platform code sharing * Write clean, well-documented, and thoroughly tested code * Run code reviews and provide thoughtful, constructive feedback ...

MM International

Lead Android Developer

Rocklin, CA · On-site

Familiarity with Kotlin Multiplatform (KMP) or Compose Multiplatform. Exposure to App Store/Play Store release management and versioning best practices. Bachelor's or Master's degree in Computer ...

PeopleSERVE, Inc.

UI Desktop Developer

Manhattan, NY · On-site

$55 - $71.50/hr

... Kotlin Multiplatform, etc.) • Ensure cross-platform compatibility and optimize the application for performance and scalability • Be part of the UX/UI design to provide the best the user ...

Rapsodo Inc.

Senior Developer

Saint Louis, MO · On-site

$125 - $150/hr

Assess incoming feature requests and determine technical feasibility within the Kotlin Multiplatform codebase. * Own architectural scoping--articulating trade‑offs and risks, particularly at the ...

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How much do kotlin multiplatform jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for kotlin multiplatform 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.

What is Kotlin Multiplatform?

Kotlin Multiplatform is a technology developed by JetBrains that allows developers to use a single codebase to build applications for multiple platforms, such as Android, iOS, web, and desktop. By sharing common code and writing platform-specific code only when necessary, it helps reduce duplication and maintenance efforts. Kotlin Multiplatform is part of the Kotlin ecosystem and is particularly popular for sharing business logic across mobile apps. It enables faster development, easier code sharing, and improved consistency across platforms.

What are the key skills and qualifications needed to thrive as a Kotlin Multiplatform developer?

To thrive as a Kotlin Multiplatform Developer, you need strong proficiency in Kotlin, cross-platform mobile development concepts, and experience with shared codebases, often supported by a degree in computer science or related field. Familiarity with tools like Android Studio, IntelliJ IDEA, Gradle, and version control systems such as Git, as well as knowledge of iOS and Android SDKs, is typically required. Excellent problem-solving skills, adaptability, and effective communication help developers collaborate across teams and address platform-specific challenges. These skills and qualities are crucial to efficiently delivering robust, maintainable apps that run seamlessly on multiple platforms.

What are some typical challenges faced by developers working in Kotlin Multiplatform projects?

Developers in Kotlin Multiplatform projects often encounter challenges related to platform-specific APIs and dependencies, as not all libraries are available across all targeted platforms. Balancing shared code with platform-specific implementations requires careful project structuring and constant communication with iOS and Android teams. Additionally, keeping up with the evolving nature of Kotlin Multiplatform tooling and best practices can be demanding, but it also presents growth opportunities as the ecosystem matures.
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Kotlin Multiplatform jobs near you
Infographic showing various Kotlin Multiplatform job openings in the United States as of September 2026, with employment types broken down into 92% Full Time, 1% Part Time, and 7% Contract. Highlights an 70% Physical, 5% Hybrid, and 25% Remote job distribution, with an average salary of $127,151 per year, or $61.1 per hour.

Senior Mobile Engineer - Kotlin Multiplatform

Austin, TX • On-site

webAI Inc
See more jobs at webAI Incexternal

Full-time

Medical, Dental, Vision, Retirement

Re-posted 12 days ago

Job description

About the Role:
We're building a flagship cross-platform application on Kotlin Multiplatform (KMP) using Compose Multiplatform as well as SwiftUI. The ideal candidate will have a proven track record of developing and deploying native mobile apps using KMP technology.
Responsibilities:
  • Shared KMP modules - You will write shared Kotlin Multiplatform code that provides significant, testable business logic and repositories.
  • Compose Multiplatform UI and Native SwiftUI - You will write user interface code to utilize shared code modules.
  • On-device AI - You will integrate artificial intelligence frameworks both on-device and remotely.
  • Performance - Profile and harden app performance on real devices. Troubleshoot hard, technical bugs.
  • Code review and collaboration - Review human and coding-agent diffs with equal rigor, contribute to project conventions, and mentor teammates. Improve the quality of delivered code.

Qualifications:
  • 4+ years of mobile development with shipped production apps on Android, iOS, or both
  • Strong Kotlin skills including coroutines and Flows.
  • Demonstrated interest in AI engineering
  • Solid experience with mobile tooling and app stores
  • Strong mobile product instincts

Preferred Skills:
  • Compose Multiplatform or strong Jetpack Compose experience, including understanding recomposition stability
  • SwiftUI experience would be beneficial, including comfort working at the Swift/Kotlin boundary via SKIE, Swift Export, and/or hand-written interoperability code
  • Experience working with Rust UniFFI, C++, and JS is a plus
  • Contributions to open-source ML/AI or KMP libraries is a bonus

We at webAI are committed to living out the core values we have put in place as the foundation on which we operate as a team. We seek individuals who exemplify the following:
  • Truth - Emphasizing transparency and honesty in every interaction and decision.
  • Ownership - Taking full responsibility for one's actions and decisions, demonstrating commitment to the success of our clients.
  • Tenacity - Persisting in the face of challenges and setbacks, continually striving for excellence and improvement.
  • Humility - Maintaining a respectful and learning-oriented mindset, acknowledging the strengths and contributions of others.

Benefits:
We strive to provide competitive benefits to all employees. The benefits listed in this posting generally apply to U.S.-based employees. For employees hired outside the United States, benefits may vary based on local law, country-specific requirements, and the employment platform or entity through which the employee is hired.
  • Competitive salary
  • Comprehensive health, dental, and vision benefits package
  • 401(k) match
  • Equity options
  • $200/month Health & Wellness stipend
  • Continuing Education support
  • $500/year Function Health subscription
  • Free parking for in-office employees
  • Flexible Time Off (FTO)
  • Parental leave for eligible employees
  • Supplemental life insurance

webAI is an Equal Opportunity Employer and does not discriminate against any employee or applicant on the basis of age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. We adhere to these principles in all aspects of employment, including recruitment, hiring, training, compensation, promotion, benefits, social and recreational programs, and discipline. In addition, it is the policy of webAI to provide reasonable accommodation to qualified employees who have protected disabilities to the extent required by applicable laws, regulations and ordinances where a particular employee works.

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