Niraj Kumar · Executive Director, Applied Research Director

Research in algorithms, AI systems & quantum computing.

I am an Executive Director at JPMorganChase, where I lead the Advanced Algorithms & Compute team within Global Technology Applied Research. My work covers data analytics, optimization, machine learning, and emerging compute systems.

Selected publications Google Scholar
01 Advanced algorithms 02 AI systems & accelerators 03 Quantum computing

Research interests

What I work on.

My interests span classical and quantum algorithms, machine learning systems, and the relationship between methods and computing hardware.

01

Algorithms

Advanced
Algorithms

Scalable methods for data analytics, optimization, pricing, and machine learning.

  • Randomized NLA
  • Optimization
  • Pricing
02

Machine learning systems

AI Compute

Agentic AI, open-weight models, GPUs, and emerging AI accelerators.

  • Agentic AI
  • Open models
  • Accelerators
03

Quantum information

Quantum Computing

Algorithms, privacy, communication, cryptography, and experiments on quantum hardware.

Current focus

I am particularly interested in methods that combine mathematical guarantees with practical computational advantages.
View publications

Publications

Selected recent work.

Recent papers in machine learning, optimization, scalable algorithms, and quantum information.

2026 · Foundation models

CRUMB: Efficient Prior Fitted Network Inference via Distributionally Matched Context Batching

Architecture-agnostic context batching for scalable tabular foundation model inference.

 2025 · Nature

Certified randomness using a trapped-ion quantum processor

Experimental work on certified randomness generation using quantum hardware.
2026Entropy Distribution as a Fingerprint for Hallucinations in Generative ModelsGenerative AI 2026Anytime Training with Schedule-Free Spectral OptimizationOptimization 2025Fast provable clustering for big-data analyticsAlgorithms 2025MetaTT: A global tensor-train Adapter for parameter-efficient fine-tuningLLMs
Browse all selected publications Full Scholar profile

Background

Research and professional experience.

Previous roles in academic research, quantum technology, payments, and applied research.

  1. Executive Director · Applied Research Director

    JPMorganChase · Advanced Algorithms & Compute

  2. Applied Research Lead

    JPMorganChase · Quantum algorithms & applied ML

  3. Quantum Algorithms Researcher

    Pasqal + PayPal

  4. Postdoctoral Researcher

    University of Edinburgh

  5. PhD, Quantum Computing

    Telecom ParisTech

  6. Physics

    IIT Kanpur

Media

Selected research coverage.

Coverage of collaborative work in quantum algorithms, randomness, and communication.

Wall Street Journal

Quantum streaming on trapped-ion hardware.

 Bloomberg

Certified quantum randomness reported in Nature.

 Quanta Magazine

Quantum communication advantage with photonic systems.

 Wired

Experimental quantum communication advantage.

Contact

Get in touch.

For questions about my work or possible research collaborations, feel free to email me.

nirajhariom@gmail.com