TL;DR

Member Of Technical Staff – Data Scientist (AI): Build next generation of post-training methods for frontier models, with an accent on evaluation design, high-quality training data, and scalable data pipelines. Focus on turning raw model capability into reliable, aligned, and measurable performance improvements, directly shaping how frontier models behave in real-world deployments.

Location: Mountain View, United States

Salary: USD $119,800 – $304,200 per year

Company

%hirify_global% AI is building the next generation of frontier models that power Copilot and other large-scale AI experiences.

What you will do

Design evaluations of advanced model capabilities and use them to drive rapid, high-signal iteration loops.
Work with vendors to produce high quality evaluation and training data.
Build data pipelines to produce high quality evaluation and training data.
Build data flywheels to hill-climb on model weaknesses, using data from various surfaces where our models are deployed.
Ensure optimal quality, quantity and coverage of data across our post-training stages.
Run post-training experiments and ablations to produce models that climb our evals.

Requirements

Bachelor’s Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Have deep experience with LLMs, either training them or applying them in production.
Have developed production-scale data pipelines for synthesizing, curating, or processing large quantities of data.
Can design, run, and interpret large-scale ML experiments with careful statistical and empirical reasoning.
Possess strong generalist engineering and mathematical skills.
Have clear written and verbal communication, and the ability to collaborate effectively with researchers, engineers and other disciplines.

Nice to have

Demonstrated SOTA results in any area of large-scale training, inference, or evaluation.

Culture & Benefits

%hirify_global% is an equal opportunity employer.