Senior AI Engineer: Agentic Systems in Production

Keeyu Holdings Pty Limited

Sydney

On-site

AUD 140,000 - 210,000

Full time

3 days ago
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Job summary

Keeyu Holdings Pty Limited in Sydney, NSW, is seeking an experienced software engineer to design, build and operate agentic AI systems across backend, frontend and AI application layers. You will own end-to-end production delivery, with a focus on reliability, safety and performance.

You will work across Python and TypeScript, leverage LLM APIs, agent frameworks and orchestration patterns, and contribute to front-end interfaces using React.

Qualifications

  • Degree in computer science, software engineering, electrical engineering or a related discipline.
  • At least 4 years of professional software engineering experience.
  • Demonstrated hands-on experience building and deploying agentic AI systems in production, meaning autonomous agents taking real actions against live commercial systems, as distinct from prototypes or conversational AI features.
  • Strong proficiency in Python and TypeScript.
  • Hands-on expertise with large language model APIs, agent frameworks, prompt and context engineering, tool calling and orchestration patterns.
  • Full-stack capability across backend, frontend (React) and AI application layers.
  • Experience designing and operating production-grade systems for reliability, scalability and performance.

Responsibilities

  • Design, build and operate AI agent systems in production, including agent planning, tool and function calling, memory and context management, error recovery, fallback logic and human-in-the-loop escalation paths.
  • Develop backend services and frontend interfaces for AI-driven features.
  • Build evaluation and guardrail infrastructure for non-deterministic system behaviour.
  • Own the full lifecycle from architecture through to production operation.

Skills

Python
TypeScript
Agent frameworks
Prompt & context engineering
Tool calling & orchestration
Full-stack development
React
Production deployment
Reliability & performance

Education

Degree in computer science / software engineering / electrical engineering or related discipline
Bachelor’s degree in CS/SE or equivalent

Tools

React
LLM APIs
Agent frameworks
Memory management
Orchestration tooling

Job description

Keeyu Holdings Pty Limited in Sydney, NSW, is seeking an experienced software engineer to design, build and operate agentic AI systems across backend, frontend and AI application layers. You will own end-to-end production delivery, with a focus on reliability, safety and performance.

You will work across Python and TypeScript, leverage LLM APIs, agent frameworks and orchestration patterns, and contribute to front-end interfaces using React.

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