Senior Software Engineer, Data Platform & AI Enablement

The role

You will build the Knowledge Platform infrastructure to connect data, real-time systems, and AI capabilities. This involves architecting core components, managing distributed systems, and developing scalable vector indexing and agentic workflows.

What you will do

• Architect and build core infrastructure components from foundational storage to high-availability service layers
• Lead technical decisions and custom development for high-performance distributed systems
• Improve system performance across state management, checkpointing, memory management and exactly-once semantics
• Build and integrate the Knowledge Platform including scalable vector indexing, agentic workflows and real-time data streaming
• Own the full software development lifecycle for batch and streaming systems processing petabytes of data
• Raise engineering quality through shared tooling, SDKs and automation frameworks
• Mentor engineers through design reviews, technical guidance and delivery leadership

Required qualifications

• 5+ years of experience building and operating large-scale distributed systems or infrastructure platforms
• Strong understanding of computer science fundamentals, including distributed systems, memory management and networking protocols
• Proficiency in Java, Kotlin or Go
• Hands-on experience with, or a strong desire to work deeply in, technologies such as Kafka, Flink, Spark, Kubernetes or OLAP engines
• Experience taking complex technical challenges from initial design through production stability
• Experience with performance tuning and systems internals, including state management, checkpointing and exactly-once semantics
• A track record of providing technical leadership through architecture decisions, design reviews or mentorship
• Curiosity about AI/ML infrastructure and real-time systems

Nice to have

• Comfortable owning the roadmap yourself
• Comfortable with ambiguity
• Hold yourself to a high standard
• Connect dots across functions and hold the big picture
• Simplify complexity

About the company

Airwallex is an AI-native financial operating system for a real-time, intelligent economy. It provides the regulated backbone for global payments with infrastructure spanning North America, Europe, the Middle East, and Asia-Pacific.