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Harish Rohan Kambhampaty

High-Performance Computing Research Engineer | Distributed Systems | Parallel Computing

Website | GitHub | LinkedIn


About Me

I'm a Computer Science graduate (MS, 4.0 GPA) from NC State University, specializing in High-Performance Computing research and development. My expertise spans cutting-edge parallel computing, distributed systems optimization, and scalable infrastructure design. I've contributed to premier research institutions including Lawrence Livermore National Laboratory, where I develop next-generation HPC solutions that push the boundaries of computational performance.

My work bridges the gap between theoretical computer science and real-world impact, focusing on RDMA-based acceleration, GPU optimization, and cloud-native HPC architectures that solve critical scientific computing challenges.


Current Research Focus

  • Asynchronous IO-Offloading: Revolutionizing HPC data movement with RDMA-powered pipelines and DPU acceleration
  • Power-Aware Computing: Dynamic resource allocation frameworks for energy-efficient supercomputing
  • Parallel Algorithms: GPU-accelerated scientific computing and distributed graph processing
  • Systems Optimization: Low-level performance tuning for next-generation HPC infrastructure

Featured Projects

Asynchronous IO-Offloading for Scalable Checkpoint-Restart | Lawrence Livermore National Lab

Breaking the IO bottleneck in exascale computing

  • Engineered RDMA-based data streaming pipelines achieving 100+ Gbps throughput (near hardware limits)
  • Developed novel DPU offloading techniques reducing CPU overhead by 90% in checkpoint operations
  • Containerized high-speed dataflow for LLNL's cutting-edge Rabbit storage infrastructure
  • Tech Stack: C/C++, RDMA, Libfabric, UCX, DOCA SDK, Nvidia DPUs

OverPower: Dynamic Power Management for HPC | NC State University

Intelligent power allocation for overprovisioned supercomputers

  • Designed hierarchical power provisioning framework with real-time CPU/GPU power reallocation
  • Achieved 25% improvement in cluster-wide resource utilization through intelligent scheduling
  • Integrated seamlessly with SLURM and production HPC environments
  • Tech Stack: C/C++, MPI, Power APIs, HPC Schedulers

LLVM-Based Performance Analysis | NC State University

Compile-time insight into runtime performance characteristics

  • Built custom LLVM compiler passes for automated performance bottleneck detection
  • Implemented sophisticated control-flow analysis to identify performance-critical code paths
  • Enables proactive optimization in scientific computing applications
  • Tech Stack: LLVM, C++, Compiler Design, Static Analysis

GPU-Accelerated Minimum Spanning Tree | NC State University

State-of-the-art parallel graph algorithms

  • Implemented cutting-edge MST algorithm from SC'23 conference using advanced CUDA techniques
  • Achieved 200-250% performance improvement through thread and warp-level optimizations
  • Advanced synchronization reduction and memory access pattern optimization
  • Tech Stack: CUDA, GPU Computing, Parallel Algorithms

Fractal Visualization Engine

High-performance mathematical visualization platform

  • Developed multi-threaded fractal generator with GPU acceleration using Vulkan
  • Real-time parameter tuning and deep zoom capabilities for research applications
  • Combines mathematical computing with advanced graphics programming
  • Tech Stack: Vulkan, C++, Multi-threading, Mathematical Computing

WatchDog: Distributed Security Platform | NC State University

Cloud-native computer vision for IoT security

  • Architected event-driven security system using serverless computing principles
  • Real-time intrusion detection with distributed processing and alerting
  • Tech Stack: AWS (Lambda, SQS, SNS, DynamoDB), Computer Vision, IoT

Brekrr.com: Social Platform | Rivach LLP

Production-scale social networking with 5K+ daily users

  • Full-stack development with automated CI/CD deployment pipelines
  • Scalable cloud architecture handling real-time user interactions
  • Tech Stack: MERN, AWS (CloudFormation, CodePipeline, EKS), Kubernetes

Technical Arsenal

Core Programming

Parallel & High-Performance Computing

  • MPI/OpenMP | CUDA Programming | Vulkan Graphics
  • RDMA (Libfabric, UCX, Libverbs) | DPU Programming (DOCA SDK)
  • GPU Computing (cuBLAS, OpenBLAS) | Distributed Systems

Cloud & DevOps

  • AWS/GCP | Docker/Kubernetes | Terraform/CloudFormation
  • CI/CD (GitHub Actions) | Infrastructure as Code

Research & Development

  • Performance Analysis | System Optimization | Parallel Algorithms
  • Computer Vision | Machine Learning | Scientific Computing

Professional Experience

Graduate Computing Scholar | Lawrence Livermore National Laboratory

Jun 2025 - Present

  • Developing breakthrough IO acceleration technologies for exascale computing
  • Research focus: RDMA-based checkpoint acceleration and DPU optimization

Graduate Research Assistant | NC State University

Aug 2024 - May 2025

  • HPC systems research under Dr. Frank Mueller
  • Power-aware computing and scalable checkpoint systems

Computer Science Intern | Neurogain Technologies

May 2024 - Aug 2024

  • Big data pipeline development with Apache Spark and Databricks
  • ML model development and deployment automation

Project Intern | Oracle

Jan 2023 - Jul 2023

  • Cloud operations automation reducing incident response time by 25%
  • Enterprise-scale monitoring and alerting systems

Research Intern | IIT Hyderabad (TiHAN)

Oct 2021 - Jan 2022

  • Real-time LiDAR streaming for autonomous systems (published in IEEE Sensors Journal)
  • 5G and wireless networking optimization

Publications & Research Impact

6+ peer-reviewed publications in top-tier venues:

  • IEEE Sensors Journal (Impact Factor: 4.325)
  • IEEE Xplore Conference Proceedings
  • International Journals in AI/ML and Computer Science

Research Areas: Network optimization, deep learning for medical applications, real-time data streaming, nature-inspired algorithms


Recognition & Achievements

  • Academic Excellence: 4.0/4.0 GPA (MS), 8.73/10.0 GPA (BTech)
  • AWS Certified Developer - Associate
  • 2nd Place: Internet-of-Things Hackathon 2021
  • 6 Publications: In prestigious international journals and conferences

Leadership & Community Impact

  • Founder: GitHub Organization for Advanced Academic Center, mentoring 50+ students
  • Technical Mentor: Led web development teams and conducted Git/software engineering workshops
  • Training Lead: Designed curriculum and assessment programs for emerging developers

Ongoing Research

  • "Asynchronous IO-Offloading for Scalable Checkpoint-Restart" (Expected 2025)

    • Collaboration: LLNL & NC State University
    • Focus: Next-generation HPC data movement
  • "OverPower: Power-Aware Provisioning Framework for HPC" (Expected 2025)

    • NC State University research
    • Focus: Energy-efficient supercomputing

Let's Collaborate

I'm passionate about pushing the boundaries of computational performance and solving complex distributed systems challenges. Whether you're working on:

  • Infrastructure Engineering at scale
  • Research & Development in HPC
  • Performance Optimization challenges
  • Distributed Systems architecture

I'd love to connect and explore how we can advance the field together.

Professional Network: LinkedIn


Building the future of high-performance computing, one algorithm at a time.

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