Senior AI Systems Engineer - Production ML & LLM Infra

Xero; Sydney; Híbrido; AUD 150.000 - 190.000; Jornada completa

Descripción de la vacante

Xero is hiring a software engineer to design, build and own the production systems behind our AI features. You will shape the services, pipelines and infrastructure powering LLM-driven, agentic experiences for millions of small businesses.

This role emphasizes production engineering over model training, influencing scale, cost, reliability and speed to ship. You’ll join AI Products, a globally distributed team partnering with Applied Scientists to bring models into production, and you’ll mentor

Formación

• Track record designing, shipping and operating production backend systems at scale.
• Experience with LLM or agentic workloads and related tooling.
• Strong Python coding and web-scale service experience.
• Experience with APIs, cloud infra (AWS), CI/CD and observability.
• Production on-call and incident response experience.
• Solid SQL and large-scale data processing.

Responsabilidades

• Design, build and own production systems for AI features powering Xero.
• Own architecture decisions impacting scale, cost, reliability and speed to ship.
• Mentor engineers, set standards and collaborate across Xero to make data usable.
• Partner with AI Products and other teams to deliver reliable, intelligent experiences.

Conocimientos

Backend system design

Production engineering

LLM/agentic workloads experience

Python programming

Cloud infrastructure AWS

CI/CD & observability

On-call / incident response

SQL / data processing

Communication skills

Mentoring engineers

Herramientas

AWS

CI/CD tools

Observability tooling

SQL databases

Spark / Dask

Descripción del empleo

Xero is hiring a software engineer to design, build and own the production systems behind our AI features. You will shape the services, pipelines and infrastructure powering LLM-driven, agentic experiences for millions of small businesses.

This role emphasizes production engineering over model training, influencing scale, cost, reliability and speed to ship. You’ll join AI Products, a globally distributed team partnering with Applied Scientists to bring models into production, and you’ll mentor