Senior React Native Mobile Engineer - MVP & Platform

Topstep LLC

Northern (KY)

Hybrid

USD 132,000 - 168,000

Full time

5 days ago

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Benefits offered by this job

Remote/hybrid work

Company-paid holidays

Health/dental/vision insurance

401(k) matching

Groceries budget

Job summary

Topstep LLC is seeking a Mobile Engineer III to lead the mobile MVP using React Native and shape the foundation for scalable mobile platforms. You’ll own end-to-end development, establish reusable patterns, and partner with cross-functional teams to deliver high-quality experiences for traders.

You will drive mobile architecture, collaborate with design and product, and ensure performance and reliability across iOS and Android releases.

Qualifications

3+ years of professional experience building production mobile applications.
Deep React Native expertise including navigation, state management, native module integration, and performance optimization.
Experience shipping to iOS App Store and Google Play with platform-specific considerations.
GraphQL client integration using Apollo Client or similar libraries.

Responsibilities

Contribute to the MVP mobile app from ground up using React Native.
Establish reusable UI patterns, components, and TS patterns for teams.
Develop end-to-end features with App Store/Play Store releases.
Collaborate with product/design to balance UX and technical constraints.
Embed testing, monitoring, crash reporting, and performance optimization in features.
Join feature teams post-MVP to drive ongoing mobile development.