Mobile Engineer – React Native, Expo

DualEntry

Founding Mobile Engineer building our mobile product from ground up for AI startup DualEntry. Owning mobile architecture and leading future team while managing development process.

Posted 7/18/2026full-timeRemote • 🇪🇺 Anywhere in EuropeMid-LevelSenior💰 $120,000 - $180,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mobile architecture and development, with a strong focus on React Native and Typescript. Proven ability to manage end-to-end application processes, including store releases and mobile performance optimization.

Highest-signal resume keywords

React Native DevelopmentTypescript ProficiencyMobile Architecture ManagementEnd-to-End Application ReleaseNative Module Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

React NativeTypescriptIOS DevelopmentNative Module DevelopmentMobile Performance OptimizationExpoEASTestFlightGitHubOffline-First Applications

Soft Skills

Hardcore Work EthicHigh Agency

Tools & Technologies

ExpoEASTestFlightGitHub

Industry Keywords

Mobile ArchitectureApplication DevelopmentStore SubmissionOTA UpdatesProduction App

Tech Stack

Tools & technologies

AndroidiOSKotlinReactReact NativeSwiftTypeScript

About the role

Key responsibilities & impact

Set up and own the mobile architecture and development process those other developers to come
Eventually manage a team
Control from end-to-end the application procedure and code practices
Manage builds, store submission, OTA updates, releases

Requirements

What you’ll need

Hardcore work ethic and high agency
shipped and maintained at least one production app end-to-end
at least +4 years with React Native (or native iOS/Android + fast RN ramp) with Expo experience
At least +5 years with Typescript
Comfortable with Expo + EAS (Build, Submit, Update)
Owned a full store release cycle: signing/provisioning, TestFlight (iOS) & internal tracks, review back-and-forth
Solid mobile perf instincts (Hermes is a nice to have)
Shipped something with real scale (offline-first, 100k+ users)
Has written or patched a native module (Swift/Kotlin)
iOS development experience
Mobile observability
Active github

Benefits

Comp & perks

Equity: $40,000 - $60,000 USD
Time Off: 27 PTO days (incl. public holidays)
Visa sponsorship option for relocation to NYC within 2+ years
Early-stage role with high autonomy and real long-term upside
Enjoy a learning & development budget for courses, certifications, and language learning to keep growing your skills
Work where you feel most productive at co-working spaces or from your home office with support for setup, internet, and phone