Senior Staff Mobile Engineer - Kotlin KMP Lead

Fanatics; New York (NY); On-site; USD 204,000 - 269,000; Full time

Job summary

Fanatics Markets, the real-money prediction and trading app, seeks a Sr. Staff Mobile Engineer to lead Kotlin Multiplatform architecture across Android and shared layers. You will drive strategy, set engineering standards, and mentor engineers, influencing the mobile org with a focus on high quality, scalable platforms.

The role emphasizes deep Kotlin, KMP, and Compose Multiplatform, with on‑site NYC interviews and a range based on geography. Fanatics benefits page details provide more.

Qualifications

• 10+ years building scalable Android apps
• Expert-level Kotlin with coroutines and flows
• Deep Kotlin Multiplatform experience
• Strong command of MVI and reactive patterns
• Gradle and build system expertise for large codebases
• CI/CD pipelines and release management experience
• Hands-on with Compose and Compose Multiplatform
• Proven ability to communicate complex decisions clearly
• Experience driving Agile/SCRUM processes at scale

Responsibilities

• Own the multiplatform engineering strategy across Android and shared KMP layers
• Lead end-to-end execution of multi-quarter features across platforms
• Define and enforce engineering principles across Android and KMP
• Drive architecture across a multi-module KMP codebase
• Collaborate with platform teams to shape contracts and UI components
• Make high-impact technical decisions with product/design stakeholders
• Mentor engineers and foster a culture of learning
• Lead incident resolution and remove cross-team blockers
• Model rigorous code reviews to raise quality standards

Skills

Kotlin

Kotlin Multiplatform

MVI

Gradle

CI/CD

Compose Multiplatform

Communication

Agile/SCRUM

Mentorship

Tools

Koin

KSP codegen

Compose Multiplatform

Gradle

Job description

Fanatics Markets, the real-money prediction and trading app, seeks a Sr. Staff Mobile Engineer to lead Kotlin Multiplatform architecture across Android and shared layers. You will drive strategy, set engineering standards, and mentor engineers, influencing the mobile org with a focus on high quality, scalable platforms.

The role emphasizes deep Kotlin, KMP, and Compose Multiplatform, with on‑site NYC interviews and a range based on geography. Fanatics benefits page details provide more.