Xero

Senior Engineer - ML Systems (AI Products)

Xero
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2 months ago
Sydney, Australia or Melbourne, AustraliaSenior

Responsibilities

  • Design and implement large-scale, production-grade distributed systems powering AI features
  • Own architecture decisions, direct distributed-systems strategy, and manage technical debt across the AI Products estate
  • Build scalable production infrastructure for generative AI features and web-scale data workloads
  • Develop interfaces and harnesses that safely transition models from research into production
  • Operate production services and pipelines, including on-call support and incident response
  • Mentor junior engineers and champion engineering excellence across the AI Products team
  • Collaborate with Applied Scientists, product managers, analysts, and teams across Xero to improve data usability and deliver data-driven insights

Requirements

  • At least 5 years of experience building and operating production Python or equivalent-language services at scale
  • Strong system design and coding proficiency with experience owning production services or pipelines
  • Experience with operational and on-call responsibilities, incident response, and long-term technical debt management
  • Deep understanding of distributed processing principles and strong SQL capabilities
  • Experience integrating machine learning models or LLM-based features into production systems
  • Familiarity with ML tooling such as MLFlow, TensorFlow, or PyTorch and data orchestration tools such as Airflow or Prefect is valued
  • Prior experience applying or fine-tuning LLMs in a product context is a nice-to-have

Benefits

  • Flexible hybrid working model combining office and remote work
  • Modern office spaces and collaborative team boost days

Tech Stack

Apache AirflowApache SparkAWSKubernetesMLflowPythonPyTorchSQLTensorFlow
Xero

About Xero

5,001-10,000 employees

Xero builds cloud-based accounting software for small businesses and their advisors, covering invoicing, bank reconciliation, payroll, expenses, and reporting. It sells subscriptions and supports an extensive ecosystem of connected bank feeds and third‑party apps via APIs and an app marketplace. Founded in 2006 and headquartered in Wellington, New Zealand, Xero is a public company dual‑listed on the NZX and ASX.

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