Staff / Principal Software Engineer – Mobile (React Native) / Remote

Hong Kong, Hong Kong SAR, Hong Kong

Staff / Principal Software Engineer – Mobile (React Native) / Remote

Job Description:

Our client is a next-generation financial technology company building a peer-to-peer investment and trading platform on secure, compliant, and trustless infrastructure. Their ecosystem enables users to trade, invest, and access diversified investment strategies transparently alongside professional investors.

Responsibilities

• Architect, build, and maintain high-performance React Native applications for both iOS and Android

• Act as the technical lead for mobile development, driving architecture and engineering best practices

• Ensure code quality, scalability, performance, and stability across the mobile codebase

• Conduct code reviews and establish strong development standards

• Mentor and guide mobile engineers, helping elevate the overall engineering quality

• Collaborate closely with product, backend, design, and QA teams to deliver features end-to-end

• Identify and resolve performance bottlenecks, memory issues, and stability risks

Requirements

• 8+ years of professional mobile development experience (iOS, Android, or both)

• 3+ years of production experience with React Native

• Proven experience as a Tech Lead, Staff Engineer, or Senior Mobile Engineer

• Expert-level JavaScript / TypeScript knowledge and strong clean coding practices

• Strong understanding of mobile architecture, performance optimization, and memory management

Required Skills

• React Native

• React