Senior Mobile Developer (React Native)

Hyphenconnect

Hong Kong Hybrid permanent

Posted: February 16, 2026

Required Skills

Job Description

About the Company

The company is the world’s first licensed hybrid decentralized exchange (DEX), on a mission to make wealth-building as natural as daily life. It is building a compliant, self-custodial platform for premium tokenized strategies—from crypto to alternative investments—on trusted infrastructure. They are seeking a seasoned Mobile Engineering Lead to take full ownership of their React Native architecture. This is a high-impact role designed for a technical visionary who can maintain a high engineering bar while mentoring a talented team of developers to deliver a seamless, high-performance trading experience.

Core Responsibilities

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Architecture & Development: Architect, develop, and maintain high-performance React Native applications for both iOS and Android platforms.

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Technical Leadership: Act as the primary technical lead for mobile, driving high-level architecture decisions, establishing coding standards, and implementing industry best practices.

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Engineering Excellence: Ensure superior code quality, stability, and scalability across the entire mobile codebase.

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Mentorship & Review: Lead rigorous code reviews and provide technical guidance and mentorship to mobile engineers to support their professional growth.

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Cross-Functional Collaboration: Partner closely with Product, Backend, Design, and QA teams to execute feature delivery from conception to deployment.

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Performance Optimization: Proactively identify and resolve bottlenecks, memory leaks, and stability risks to ensure a premium user experience.

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Workflow Innovation: Define and refine mobile development workflows, including testing strategies and CI/CD release processes.

Key Requirements

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Professional Experience: 8+ years of professional mobile development experience (iOS, Android, or both).

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React Native Expertise: 3+ years of hands-on experience deploying and maintaining React Native applications in production environments.

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Leadership Provenance: Strong background as a Tech Lead or Senior Engineer with a track record of owning mobile code quality.

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Technical Mastery: Expert-level knowledge of TypeScript/JavaScript and a commitment to clean code principles.

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Mobile Fundamentals: Deep understanding of mobile architecture, memory management, and performance tuning.

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Tooling: Proficiency with native tooling, including Xcode, Android Studio, Gradle, and CocoaPods.

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Integration & Security: Extensive experience integrating REST APIs, managing complex authentication flows, and ensuring secure data handling.

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