Ajay Mittur

Senior Applied Research Engineer at NVIDIA

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San Francisco, CA

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Hi, I’m Ajay, a Senior Applied Research Engineer at NVIDIA, where I work on LLM post-training, agents, and agent harnesses that accelerate chip design. My work spans agent frameworks, recursive self-improvement of coding agents, and post-training large models for complex reasoning, root-cause analysis, and design verification.

I completed my MS in AI at Carnegie Mellon University in May 2025. While at CMU, I collaborated on research with Prof. Graham Neubig on LLM agents for scientific discovery — idea generation, experiment planning, code generation, and paper writing. Previously, I worked on the ARC-AGI challenge with Prof. Carolyn Rosé, researching LLM hypothesis generation and test-time learning.

Before NVIDIA, I worked with BNY on cross-LLM automatic prompt optimization, and spent the summer of 2024 on BILL’s InfoSec team building threat detection models. I’ve also worked at Amazon, Samsung R&D India, Walmart, and Honeywell across Machine Learning and Software Engineering.

Outside of work, I’m into soccer, hiking, mountain biking, and exploring :)

news

Sep 24, 2026 New paper: Automatic Harness Evolution for Hardware Design Verification, with a short write-up on what we found.
Jul 11, 2026 New post: Coding Agents, Harnesses, and Where Things Are Going — two schools of coding agents, why they’re converging, and why the harness is where a lot of the gains now live.
Jun 01, 2025 Joined NVIDIA as an Applied Research Engineer, working on LLM post-training and agents for hardware design.
May 15, 2025 Graduated from Carnegie Mellon University with an MS in AI! :mortar_board:
Aug 28, 2023 Started my Master’s in AI at Carnegie Mellon University’s Language Technologies Institute! :school: