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Airwallex is a unified payments and financial platform serving over 250,000 global businesses including Brex, Navan, Qantas, and SHEIN. The company operates across 27 offices worldwide with 2,300+ employees and is valued at $11 billion, backed by leading investors including Sequoia, Visa, Mastercard, and T. Rowe Price.
You will be a core builder in the Risk and Payments team, designing and deploying intelligent AI systems that automate complex, multi-step workflows. This role focuses on translating business problems into production-ready AI agent solutions that improve risk management and payment processing.
Key responsibilities include:
- Translating business problems into end-to-end AI agent solutions
- Architecting and deploying AI agents using frameworks like LangChain, LlamaIndex, AutoGen, CrewAI, and Semantic Kernel
- Applying techniques across the AI spectrum including prompting, RAG (Retrieval-Augmented Generation), and fine-tuning
- Designing and optimizing agent architectures for reasoning, tool use, and workflow automation
- Building systems that improve with usage, creating compounding AI flywheels
- Collaborating with backend and frontend engineers to integrate AI reasoning into secure, production systems
- Developing advanced evaluation frameworks and monitoring systems for AI agents to ensure governance
Required qualifications:
- 2+ years of applied AI/ML engineering with production deployments
- Strong Python skills and experience with ML frameworks (PyTorch, JAX, etc.)
- Track record of building and deploying AI agents, orchestration frameworks, or multi-step reasoning systems for concrete business problems
- Understanding of monitoring, evaluation, and iteration in production AI systems
- Ability to balance innovation with reliability, scalability, and compliance
Airwallex values builders with founder-like energy, strong role expertise, and sharp thinking. The company emphasizes moving fast with good judgment, digging deep with curiosity, and making first-principles decisions. You'll work on complex, high-visibility problems with exceptional teammates in a collaborative environment focused on building the future of global banking.
