Full Stack Software Engineer - Agentic AI
Join NinjaTech AI as a Software Development Engineer: you will learn and use the latest tech to innovate, build and scale long-running AI agents, intelligent Apps and automations (B2B and B2C), powered by SuperNinja - our advanced agentic AI platform with full…
Software Engineer - AI Agent Platform
NinjaTech AI, Sydney-based startup, is hiring a Software Development Engineer to design, build and scale AI-powered agent platforms. This full-time, on-site role collaborates across frontend, backend and infra to deliver robust web apps using Python, React, No…
Senior Applied Scientist: Autonomous AI & RL Systems
NinjaTech AI is seeking a Senior Applied Scientist to drive production-scale AI systems, including RL, LLMs, and multimodal capabilities. You will own end-to-end model development, from research ideas to scalable implementations, collaborating with engineers a…
Senior Applied Scientist
Come build the intelligence behind autonomous AI employees.At NinjaTech AI, we’re building AI systems that do more than answer questions. Our agents plan, reason, use tools, operate computers, collaborate with humans, and execute complex work over long perio…
Senior Full Stack Engineer - Growth & Monetisation
Sydney · Full-time · On-site/hybridSelf-serve consumers and enterprise seats run through the same billing and activation paths. This role owns the money and the funnel.What you'll doBuild and own monetisation: plans, paywalls, subscriptions, credit and usage…
Senior Full Stack Engineer - Agent Runtime & Platform
Sydney · Full-time · On-site/hybridEvery agent task runs somewhere: a sandboxed container with a filesystem, a browser, tools and a time limit. This role owns that runtime and the platform services around it — the layer everything else in the product depen…
Senior Full Stack Engineer - Enterprise Platform
Sydney · Full-time · On-site/hybridOur fastest-growing customers are enterprises — health systems, IT services firms, regulated industries. They need identity, tenancy and audit to behave the way their security teams expect before they roll us out to thous…
Agent Harness Engineer - Core Runtime
NinjaTech AI is a generative AI startup (B2C and B2B) with headquarters in Silicon Valley and offices in Sydney and Vancouver. Backed by Alexa Fund and Samsung Ventures, we are building the autonomous AI agents that let anyone get real work done with generativ…
Senior Full Stack Engineer - Agent Experience
Sydney · Full-time · On-site/hybridSuperNinja is an AI workforce that plans, writes code, runs research and ships real work for customers. You would own the surface where people meet that agent — the thread, the workspace, the moment a task becomes a deliv…
Agent Harness Engineer - Core Runtime
NinjaTech AI is a generative AI startup (B2C and B2B) with headquarters in Silicon Valley and offices in Sydney and Vancouver. Backed by Alexa Fund and Samsung Ventures, we are building the autonomous AI agents that let anyone get real work done with generativ…