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kkrish-tech/README.md

👨‍💻 Karthikeyan Krishnan

AI & Software Engineer | Full-Stack Systems, Edge Computer Vision & Cloud ML
🎓 M.Eng. in Computer Science — Virginia Tech

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💡 About Me

I'm a full-stack developer who likes building apps that make everyday life easier—whether that's automating repetitive tasks or creating useful tools for small businesses. I build all my projects from scratch, handling everything from the initial design down to fixing every bug that pops up. I just really enjoy solving real problems with code and am looking for opportunities to jump in and contribute.


📌 Core Specializations

  • Edge Computer Vision: Multi-node camera pipelines, NPU acceleration, & real-time tracking
  • LLM & Document Intelligence: Multi-format parsing pipelines, OCR, & zero-hallucination prompt guardrails
  • Backend Systems: Production RESTful APIs, relational schema design, & role-based access control (RBAC)

🛠️ Technical Stack

Languages & Web:
Python Python  •  C++ C++  •  Java Java  •  JS JavaScript  •  TS TypeScript  •  C# C#  •  Angular Angular  •  SQL SQL  •  Bash Bash

AI, ML, NLP & Vision:
PyTorch PyTorch  •  TensorFlow TensorFlow  •  OpenCV OpenCV  •  Scikit-Learn Scikit-Learn  •  Pandas Pandas  •  NumPy NumPy  •  XGBoost  •  NLTK  •  Gensim  •  Azure OpenAI Azure OpenAI  •  👁️ Tesseract OCR

Backend, Cloud & DevOps:
Flask Flask  •  Spring Boot Spring Boot  •  ⚙️ Hibernate  •  Node Node.js  •  Docker Docker  •  Jenkins Jenkins  •  Git Git  •  Gradle Gradle  •  AWS AWS  •  Azure Azure  •  PostgreSQL PostgreSQL  •  MySQL MySQL  •  MongoDB MongoDB  •  Firebase Firebase

Hardware, Tools & Productivity:
Raspberry Pi Raspberry Pi AI Hat  •  📷 Basler Ace 2 Cameras  •  🔌 PoE++ Networking  •  WebSockets WebSockets  •  🕹️ 2-DOF Gimbals  •  📱 PowerApps  •  ⚡ Power Automate  •  Power BI Power BI  •  📂 SharePoint


🚀 Key Projects & Experience

🛸 Real-Time Drone Detection & Tracking System

Tech: Python Python  •  🎯 YOLOv11  •  OpenCV OpenCV  •  🧠 HailoRT  •  Raspberry Pi Raspberry Pi AI Hat  •  📷 Basler Ace 2  •  WebSockets WebSockets  •  🔌 PoE++

  • Performance: Boosted detection throughput from 2 FPS at 720p ➔ 30 FPS at 1080p via edge hardware offloading.
  • Accuracy: Deployed a custom YOLOv11 model achieving 80%+ detection accuracy.
  • Architecture: Engineered a multithreaded circular buffer with timestamped frame logging to eliminate frame drops during processing peaks.

🧠 AI Document Intelligence Tool

Tech: Flask Flask  •  Azure OpenAI Azure OpenAI  •  👁️ Tesseract OCR  •  📄 Mammoth.js  •  📑 PDF.js  •  📊 SheetJS  •  Power BI Power BI  •  📱 PowerApps

  • Impact: Reduced internal document review time by 80% across 1,000+ multi-format files.
  • Pipeline: Built an end-to-end extraction engine parsing Word, PDF, Excel, and images into unified JSON payloads.
  • Reliability: Applied strict prompt engineering guardrails to guarantee 100% grounded, zero-hallucination summaries.

🏥 Semi-Supervised Medical Radiograph Classifier

Tech: PyTorch PyTorch  •  👁️ Torchvision  •  Scikit-Learn Scikit-Learn  •  OpenCV OpenCV

  • Results: Achieved 62.5% diagnostic accuracy across 21,165 images, coming within 3% of fully supervised baselines.
  • Data Efficiency: Reduced human-labeled training data requirements by 50% using pseudo-labeling techniques.

🛒 Multi-Tenant E-Commerce Database Platform

Tech: Flask Flask  •  MySQL MySQL  •  SQL SQL  •  🌐 REST APIs  •  HTML5 HTML5  •  CSS3 CSS3  •  JavaScript JS

  • Security & Auth: Implemented Role-Based Access Control (RBAC) across Admin, Vendor, and Customer personas.
  • Analytics: Designed real-time vendor and store analytics dashboards using dynamic SQL aggregate queries.

📜 Certifications

Azure Microsoft Certified: Azure AI Fundamentals
Google Google: IT Automation with Python

Pinned Loading

  1. low-resource-language-reasoning low-resource-language-reasoning Public

    Evaluation framework for measuring LLM reasoning and translation performance across low-resource languages using glossary-guided prompting and semantic similarity metrics.

    Python

  2. semi-supervised-medical-imaging-classifier semi-supervised-medical-imaging-classifier Public

    Chest X-ray classification system that shows how using unlabeled medical images alongside labeled data can improve diagnostic accuracy for COVID-19 and pneumonia detection.

    Python

  3. ecommerce-database-management-platform ecommerce-database-management-platform Public

    A full-stack relational database application built with Python, Flask, and MySQL. Features granular Role-Based Access Control (RBAC) across Admin, Vendor, and Customer portals, automated transactio…

    HTML