Senior React Native Engineer - Fintech Security & Performance

Visa Hunt; Philippines; On-site; PHP 1,200,000 - 1,800,000; Full time

Job summary

Buddle is seeking a Senior React Native Engineer to build and scale secure, high-performance mobile applications for a fintech platform operating in a regulated environment. You will own mobile features end to end and collaborate with product, design, backend, and leadership teams to deliver reliable, user-focused financial products.

You will lead architecture decisions, mentor engineers, and contribute to planning, estimations, and roadmaps, ensuring robust performance, security, and quality

Qualifications

• 5+ years of professional software development experience with React Native.
• Advanced proficiency in JavaScript and TypeScript.
• Deep understanding of React patterns, hooks, and state management.
• Strong experience integrating APIs and managing complex async workflows.
• Solid knowledge of mobile performance optimisation and debugging.
• Experience working with secure or regulated systems.

Responsibilities

• Lead the design, development, and maintenance of mobile applications using React Native
• Own mobile architecture decisions with a focus on performance, scalability, and security
• Collaborate with product, design, backend, and QA teams to deliver high-quality solutions
• Integrate and maintain secure connections to APIs and third-party services
• Uphold high standards through code reviews, testing, and documentation
• Implement secure coding practices suitable for fintech applications
• Identify and resolve performance and stability issues
• Mentor junior and mid-level engineers
• Contribute to technical planning, estimations, and roadmap discussions

Skills

React Native

JavaScript

TypeScript

React patterns

API integration

Performance optimization

Secure systems

Cross-functional collaboration

Job description

Buddle is seeking a Senior React Native Engineer to build and scale secure, high-performance mobile applications for a fintech platform operating in a regulated environment. You will own mobile features end to end and collaborate with product, design, backend, and leadership teams to deliver reliable, user-focused financial products.

You will lead architecture decisions, mentor engineers, and contribute to planning, estimations, and roadmaps, ensuring robust performance, security, and quality