Senior Data & AI Infra Engineer — Build Scalable Platforms

Airwallex; Seattle, Northern (WA, KY); Hybrid; USD 180,000 - 260,000; Full time

Job summary

Airwallex seeks a Senior Software Engineer to build the infrastructure powering our data and AI platforms. You will design and operate distributed systems supporting high-throughput data processing, real-time workloads, and production AI applications, evolving Kubernetes and cloud foundations, and building AI traffic management and model serving.

This high-impact role involves working across application, data, ML, security, and infra teams to establish the technical foundations for Airwallex’s

Qualifications

• 5+ years in DevOps, SRE, or platform engineering, owning production systems end to end.
• Strong experience designing, operating, and troubleshooting production Kubernetes environments.
• Experience building or operating distributed data infrastructure with Kafka, Spark, or Flink OR experience developing AI infrastructure such as AI gateways or model-routing platforms.
• Hands-on experience with at least one major public cloud platform (AWS, Google Cloud, or Azure).
• Strong knowledge of cloud and container networking (DNS, load balancing, ingress, service discovery, TLS, routing, network security).
• Proficiency in Go, Python, or Java with production code experience.
• Solid understanding of distributed-systems: availability, consistency, fault tolerance, backpressure, horizontal scalability.
• Experience with infrastructure-as-code, automated delivery, and modern observability practices.
• Strong debugging skills and methodical cross-layer troubleshooting.
• Clear communication and cross-disciplinary collaboration.
• Ownership mindset: identify problems, drive to resolution, improve the underlying system.

Responsibilities

• Design, build, and operate highly available data and AI infrastructure on Kubernetes and public cloud platforms.
• Develop scalable platforms for streaming, batch processing, and real-time data workloads using Kafka, Spark, and Flink.
• Build and evolve AI infrastructure, including AI gateways, model-routing layers, traffic management, and observability.
• Develop self-service capabilities for data, AI, and application teams to deploy workloads safely and independently.
• Partner with engineering teams to translate data and AI requirements into durable platform capabilities.

Skills

Kubernetes

Go

Python

Java

Distributed systems

Ownership mindset

Debugging

Tools

Kafka

Spark

Flink

AI gateways

Model routing

AWS

GCP

Azure

Job description

Airwallex seeks a Senior Software Engineer to build the infrastructure powering our data and AI platforms. You will design and operate distributed systems supporting high-throughput data processing, real-time workloads, and production AI applications, evolving Kubernetes and cloud foundations, and building AI traffic management and model serving.

This high-impact role involves working across application, data, ML, security, and infra teams to establish the technical foundations for Airwallex’s