Staff/Senior Data Scientist, Algorithm (Risk & Fraud)

About the role

The risk platform team at Airwallex is responsible for managing the risk for all the products at Airwallex, including GTPN, Payment, Issuing, Onboarding, and Account takeover. The risk landscape is constantly changing, and fraudsters are becoming increasingly sophisticated. We are at the forefront of innovation in risk management.

Responsibilities

• This role is based in "Singapore".
• Analyze business requirements and translate them into machine learning problems
• Work on data engineering, feature engineering, model training, and deployment
• Identify issues and propose effective solutions through regular analysis
• Develop machine learning platforms and tools to streamline ML workflows at Airwallex
• Collaborate with cross-functional teams to apply models that solve business problems

Requirements

• We're looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory.
• At least 3+ years experienced with common ML libraries, such as scikit-learn, TensorFlow, PyTorch, Keras, etc.
• Bachelor's or above degree in Computer Science, Engineering, or a related technical field.
• Proficient in coding language such as Python and SQL.
• Experience in payment risk or international e-commerce risk is a plus.
• Experience in applying LLMs to real-time risk management is a plus.
• Applicant Safety Policy: Fraud and Third-Party Recruiters
• Equal opportunity

Benefits

Additional Information

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide - including Brex, Rippling, Navan, Qantas, SHEIN and many more - with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,200 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you're ready to do the most ambitious work of your career, join us. Attributes We Value We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you're motivated by our mission and operating principles . You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero‑to‑one ideas into real products, and you "get stuff done" end-to-end. You use AI to work smarter and solve problems faster. Here, you'll tackle complex, high‑visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let's build what's next. This role is based in Singapore, with the opportunity to relocate and work in a fast-growing, globally connected tech ecosystem.

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