Airwallex
Senior Software Engineer, Machine Learning Platform
US - Seattle · Hybrid · Senior · Full-time · Posted Oct 28, 2026
- Experience
- 5+ years in software engineering, with at least 3+ years focused on model training infrastructure, model serving systems, or MLOps platforms.
- Education
- Bachelor's or Master's degree in Computer Science, Engineering, or a related technical field.
About the job
Builds and scales machine learning platform infrastructure for risk decisioning, enabling teams to develop, deploy, monitor, and improve models.
What you'll do
- Design reliable data and model infrastructure and productionize machine learning workflows.
- Improve experimentation and risk decisioning speed and quality.
- Partner with ML engineers, data scientists, product managers, and risk specialists to build dependable systems for fraud and risk problems.
What they ask for
- 5+ years of software engineering experience, including at least 3+ years focused on model training infrastructure, model serving systems, or MLOps platforms.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related technical field.
- Hands-on experience with deep learning frameworks and model training execution engines; strong proficiency in Python, Java, or C++.
- Experience with distributed orchestration and workflow management tools, plus solid understanding of GPUs and GPU-based training or inference optimization.
Nice to have
- Experience with model acceleration frameworks and Large Language Models (LLMs).
- Experience with cloud platforms (e.g., AWS, GCP) and large-scale, low-latency production ML infrastructure; profiling with NVIDIA Nsight Systems is also preferred.
Pay
$140 – $245 (currency and pay basis not stated); Offers Equity; Offers Bonus
Tools
PyTorch, TensorFlow, JAX, Python, Java, C++, Kubernetes, Ray
AI focus
Build and operate machine learning infrastructure for risk and fraud decisioning, including model training, serving, monitoring, and optimization.
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