Senior AI Engineer

About the role

Airwallex, the AI-native financial operating system used by more than 675,000 businesses, is hiring a Senior AI Engineer for its AI team in Singapore. The team builds AI-driven products and systems that support internal teams, serve external customers and help Airwallex scale its AI portfolio, including Kai, its AI assistant. The role is based in the Singapore office five days a week.

Key responsibilities

• Build AI solutions that enable growth and improve internal efficiency across Airwallex.
• Design robust APIs and system architecture for new AI applications.
• Own the end-to-end development of AI-driven solutions for internal teams and external customers.
• Shape the architecture and APIs that underpin advanced AI systems.
• Partner with cross-functional teams to bring customer-focused AI solutions to life.
• Raise engineering standards through high-quality, maintainable code, strong system design and effective mentoring.

Required profile

• 3+ years of backend software development experience, with a focus on AI.
• Experience building internal or customer-facing products with LLMs.
• Expertise in building efficient, large-scale software systems.
• Experience designing and developing large-scale, distributed, high-concurrency, high-load and highly available systems.
• A track record of writing high-quality, maintainable code.
• Excellent communication and mentoring abilities.
• A relevant degree in Computer Science, Mathematics or a related field.
• Comfortable owning the roadmap, making decisions with incomplete information, and working in person five days a week.

Required skills

• Proficiency in Python.
• Preferred: familiarity with MLOps practices and deployment pipelines for AI-driven products.