Joshua Rubin

Role: Principal Ai Scientist at Fiddler AI
Location: San Francisco, CA, US
LinkedIn followers: 500 followers

Research & DevelopmentView LinkedIn profile

About Joshua Rubin

Versatile solver of challenging computational problems, currently developing tools for AI…

Experience

Principal Ai Scientist
Fiddler AI
Dec 2023 — Present

Skills

Numerical Analysis
Python
Experimental Physics
Machine Learning
Statistical Data Analysis
Data Analysis
Presentations
Physics
React.js
Experimentation
C/C++
Microsoft Sql Server
Nuclear Physics
Science
Scientific Computing
Particle Physics
C++
Mathematical Modeling
Mysql
Technical Writing
Tensorflow
Adobe Illustrator
Latex
Transact-Sql (T-Sql)
Monte Carlo Simulation
Sql
Computational Physics
Mathematica

Contact information

Verified work emails, personal emails, and direct dials — unlocked in one click.

Work email
j•••@fiddler.ai
Personal email
•••••@•••••.com
Direct dial
+12•••••••17

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Current company

Fiddler AI

Software Development · 117 employees · Founded 2018 · Palo Alto, California, United States

Fiddler is the AI Control Plane, the system of trust, for first-party and third-party agents from the creation layer to production. Continuous evaluation, reliable monitoring, enforceable policy, and auditable governance give enterprises the centralized controls and actionable insights to scale AI with trust. Integral to the platform are the secure Fiddler Centor Models, which power the industry’s fastest guardrails and evaluations that require low latency and cost-effectiveness or complex reasoning with accuracy. Compared to external LLMs, Fiddler Centor Models offer a low TCO with no hidden costs. Fortune 100 organizations use Fiddler to deliver high performance agentic and predictive applications, protect from costly risks, and maximize ROI. An integral part of the platform, the Fiddler Trust Service provides quality and moderation controls for AI agents and GenAI applications. Powered by cost-effective, task-specific, and scalable Fiddler-developed trust models — including cloud and VPC deployments for secure environments — it delivers the fastest guardrails in the industry. Fortune 500 organizations use Fiddler to scale AI agents, GenAI, and ML deployments. This helps them deliver high performance AI, avoid costly AI risks, and maximize ROI.

fiddler.ai

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About Joshua Rubin

Experience

Principal Ai Scientist

Skills

Find verified contacts for anyone on LinkedIn