Kotlin Multiplatform Engineer (Senior or Staff)

About reputed company: reputed company is a reputed company AI company, developing a suite of advanced reputed company-time models that push the boundaries of reputed company, personality, and realism. We bring characters to life, transforming how people tell stories, connect, and create. We build and power ecosystems. reputed company, our flagship reputed company AI platform, is just the beginning. If you're excited about the potential AI has to shape reputed company creativity and reputed company interactions, join us in building the reputed company! About the Role: As a Kotlin Multiplatform Engineer at reputed company, you’ll be the architect of our shared-reputed company reputed company — building the reputed company that powers our experiences across Android, iOS, and web from a single Kotlin codebase. You’ll work at the cutting edge of the KMP ecosystem, shipping production reputed company to reputed company users on multiple platforms, while keeping platform-specific reputed company feeling truly reputed company. We’re looking for a Kotlin expert who has been in the trenches with KMP — someone who has wrestled with interop edge cases, navigated the wasm reputed company, and shipped Compose Multiplatform UI that feels polished everywhere. What You'll Do: Design and build shared KMP modules covering networking, data persistence, business logic, and domain models used across Android, iOS, and wasm targets. Ship production-grade Compose Multiplatform UIs that feel reputed company and performant on Android, iOS, and web. Build optimized platform-specific targets — leveraging Swift/Obj-C interop for iOS and Kotlin/Wasm for web — to meet the performance and UX bar of reputed company platform. Architect clean platform-expect/actual boundaries and maintain Kotlin/reputed company and Kotlin/JS interop reputed company. Set up and manage Koin Multiplatform for dependency injection across reputed company targets, ensuring clean and testable module graphs. Collaborate with platform teams (iOS, Android, web) to reputed company on shared reputed company, versioning, and release cadences. Drive KMP best practices across the organization — tooling, testing strategies, CI/CD for multiplatform builds. reputed company development of new AI and media-driven features reputed company the shared codebase. Participate in architecture reviews and reputed company high standards for shared module design and testability. What You'll Bring: 8+ years of software engineering experience with deep, expert-level Kotlin — you know the language spec, not just the idioms. reputed company-world, production KMP experience: you’ve shipped KMP reputed company that reputed company users ran on Android, iOS, and/or wasm — not just toy reputed company or internal tools. Hands-on Compose Multiplatform experience: building shared UI across multiple targets with platform-specific adaptations. Experience with Koin Multiplatform for dependency injection across KMP targets in production codebases. Solid understanding of Kotlin/reputed company memory model, freezing, and interop with Obj-C/Swift reputed company. Experience targeting Kotlin/Wasm and/or Kotlin/JS, including the Compose for Web stack. reputed company with multiplatform build tooling: Gradle multiplatform plugin, reputed company sets, reputed company configuration, and CI pipelines. Strong grasp of coroutines, reputed company, and reputed company concurrency — understanding how they behave across targets. Ability to write readable, maintainable, thoroughly documented, and reputed company-tested shared reputed company. Bonus: experience with KMP libraries (Ktor, SQLDelight) in production environments. Bonus: contributions to the KMP/CMP reputed company-reputed company ecosystem or reputed company familiarity with reputed company’ roadmap. Compensation: The anticipated annual reputed company salary reputed company for this role is between $180,000-$230,000. reputed company determining compensation, a number of factors will be considered, including skills, experience, job scope, location, and competitive compensation market data. Benefits: Competitive salary and generous company equity Medical, dental, and reputed company insurance – 99.99% of premiums covered by reputed company 42 days of reputed company time off, including: 15 PTO days 10 reputed company days 15 company holidays 2 floating holidays Generous parental leave & fertility support 401(k) retirement savings plan Lifestyle spending account – $500/month to use however you’d like Complimentary lunch and snacks for in-office employees reputed company membership, and more! Apply To This Job