Location
Mountain View
Job Type
Full-time
Posted
July 06, 2026
Job Description
FocusKPI is seeking a Software Engineer - Machine Learning to join one of our clients, a high-tech SaaS company.
We are looking for an experienced Machine Learning Engineer to lead the development of prompt-injection and prompt-safety models to protect the client's downstream agentic AI systems across phones, the cloud, and XR/AR. You will design, train, and deploy classifier and guardrail models (both cloud-based and hybrid on-device) that screen agent inputs and outputs for injection attacks, unsafe content, and policy violations. A core part of the role is post-training these models using RLHF, DPO, and related optimization techniques to push detection accuracy and false-positive rates beyond what off-the-shelf solutions can achieve.
Work Location: Mountain View, CA (Onsite role, 5 days/week onsite)
Duration: 12-month contract with potential to extend the contract depending on your performance & budget
Pay Range: $95 - 110/hr
**No C2C resumes are co...
We are looking for an experienced Machine Learning Engineer to lead the development of prompt-injection and prompt-safety models to protect the client's downstream agentic AI systems across phones, the cloud, and XR/AR. You will design, train, and deploy classifier and guardrail models (both cloud-based and hybrid on-device) that screen agent inputs and outputs for injection attacks, unsafe content, and policy violations. A core part of the role is post-training these models using RLHF, DPO, and related optimization techniques to push detection accuracy and false-positive rates beyond what off-the-shelf solutions can achieve.
Work Location: Mountain View, CA (Onsite role, 5 days/week onsite)
Duration: 12-month contract with potential to extend the contract depending on your performance & budget
Pay Range: $95 - 110/hr
**No C2C resumes are co...
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