Senior Frontend Engineer - Growth

About the role

The Growth team at Airwallex focuses on user acquisition and strategic market expansion. We leverage data and cutting-edge technologies to craft seamless, intuitive experiences that help millions of users discover, engage with, and benefit from our products.

Responsibilities

• Design, develop, and enhance highly scalable, performance-driven frontend solutions using React and TypeScript for growth initiatives, including landing pages and marketing campaigns.
• Write well-tested, maintainable, and efficient code, ensuring robust performance and smooth user experiences.
• Collaborate with data scientists and product managers to track and interpret critical user behavior metrics, supporting A/B testing, feature flagging, and experimentation frameworks.
• Work closely with Design, Product, and Marketing teams to deliver intuitive, delightful user interfaces and continuously refine key user journey flows to increase conversions and reduce friction.
• Develop rapid prototypes to validate new ideas or hypotheses related to user acquisition and engagement; use insights to iterate quickly.
• Promote frontend best practices, uphold high standards of code quality, and drive technical leadership and architectural decisions for growth-focused products.
• Integrate secure coding practices and frameworks to protect user data and proactively identify and address potential vulnerabilities, ensuring compliance with global regulations.

Requirements

• 6+ years of professional frontend software development experience.
• Bachelor’s degree in Computer Science, Engineering, or a related technical field.
• Strong foundation in TypeScript and front-end frameworks like React, with an ability to craft clean, modular, and maintainable code.
• Experience with user-centric development, user research, and design thinking.
• Demonstrated ability to drive data-driven projects, including A/B testing and funnel optimization.
• Experience working collaboratively in cross-functional teams—providing mentorship and supporting peers.
• Familiarity with secure coding practices and a proactive approach to privacy and compliance.
• Strong communicator with an ownership mentality; self-motivated, adaptable, and eager to take on challenges and deliver impactful solutions.

Qualifications

• Experience designing scalable architectures for high-traffic web applications, integrating marketing platforms, or building analytics solutions.
• Knowledge of feature flag systems, rapid prototyping, or experimentation frameworks.
• Exposure to global privacy standards and compliance requirements.