Sabyasachi (Sabby)

CTO

Seoul, South Korea8 yrs 10 mos experience
AI ML PractitionerAI Enabled

Key Highlights

  • CTO with extensive experience in AI and system architecture.
  • Published 28 research papers in top-tier journals.
  • Led development of healthcare AI solutions with major partners.
Stackforce AI infers this person is a Healthcare and Industrial IoT expert with strong AI and system architecture capabilities.

Contact

Skills

Core Skills

System ArchitectureAi IntegrationHealthcare AiDigital Twin TechnologyComputer VisionData Science

Other Skills

AI Model IntegrationDevOps AutomationCloud DeploymentAI-driven simulationsReal-time data infrastructuresHealthcare AI SolutionsDigital Twin PlatformsDeep LearningAI models for medical imagingResearch and developmentDeep Learning TechniquesMedical ImagingObject DetectionSatellite ImageryMachine Learning

About

I’m Sabby — CTO of AST Holdings, leading a 30+ member engineering team building scalable platforms for digital twin systems, AI-driven simulations, and industrial IoT solutions. With an MS in Computer Engineering and a background spanning healthcare, fintech, and spacetech, I specialize in system architecture, AI model integration, and industrial simulation platforms. I’ve authored 28 research papers and delivered AI projects with global partners in manufacturing, defense, and smart city sectors. Previously, I co-founded Terenz, a healthcare AI startup in Busan, developing digital health platforms with LX, Kia Motors, and LG Electronics. My focus areas: • Scalable System & AI Architecture • AI-Integrated Simulation Platforms • Engineering Leadership & Team Building • Cloud Deployment & DevOps Automation I’m passionate about turning engineering into scalable business impact. Let’s connect and collaborate. ➤ Github: https://github.com/saby9996 ➤ ResearchGate: https://www.researchgate.net/profile/Sabyasachi_Chakraborty9

Experience

8 yrs 10 mos
Total Experience
1 yr 9 mos
Average Tenure
1 yr 4 mos
Current Experience

Ast holding co., ltd.

Chief Technology Officer

Feb 2025Present · 1 yr 4 mos · Gangnam District, Seoul, South Korea · On-site

  • As CTO of AST Holdings, I architect and lead the development of complex, scalable systems across digital twin platforms, AI-driven simulations, industrial IoT, and real-time data infrastructures.
  • With a strong foundation in system architecture and engineering management, I focus on:
  • Designing multi-layered software systems with modular, reusable components
  • Implementing CI/CD pipelines, DevOps automation, and secure multi-cloud deployments (AWS, KT G-Cloud, Naver Cloud)
  • Driving large-scale integration of AI models into simulation engines and industrial platforms
  • Establishing engineering standards, code conventions, and asset capitalization strategies to maximize development ROI
  • Managing cross-functional teams in a matrix organization for agile, high-throughput project execution
  • I build teams that don’t just deliver code — we deliver production-grade systems designed for scalability, maintainability, and business impact.
  • From digital twin asset platforms to AI-powered tactical simulations, I lead technology initiatives that turn engineering efforts into real enterprise value.
System ArchitectureAI Model IntegrationDevOps AutomationCloud DeploymentAI Integration

Terenz

3 roles

Chief Technology Officer

Promoted

Nov 2021Jan 2025 · 3 yrs 2 mos

  • Key Responsibilities:
  • Directing the development and implementation of robust healthcare AI solutions.
  • Managing and mentoring a team of skilled engineers.
  • Overseeing Digital Twin platform projects in partnership with LX.
  • Creating scalable technological solutions for Kia Motors and LG Electronics.
  • Conducting research and development in deep learning, computer vision, and biosignal processing.
  • Key Achievements:
  • Published 28 research papers in top-tier journals and conferences.
  • Developed AI models for medical imaging and commercial applications.
Healthcare AI SolutionsDigital Twin PlatformsDeep LearningComputer VisionHealthcare AIDigital Twin Technology

Technology Advisor

Promoted

Mar 2021Oct 2021 · 7 mos

  • Advising the Company with respect to the End-to-End Development of Software Applications.

Data Scientist (Computer Vision)

May 2019Feb 2021 · 1 yr 9 mos

  • The Terenz simplifies the diagnosis process led by Physicians using Deep Learning Techniques by providing a weighted decision based on medical images.
  • Supporting the company on the "Voluntary" basis for the development of the Deep Learning Models.
  • Presently, participating in the research regarding the analysis of Brain MRI and CT Scans for the prediction and forecasting of Neurodegenerative Diseases such as Alzheimer's and Parkinson's.
  • Projects:
  • Developed Cov-XR AI for the analysis of Chest X-Rays for the detection of COVID.
  • Developed Deep Learning Models for the product "Mellius" which allows the prediction and grading of Diabetic Retinopathy and also localization of aneurysms in Retinal Fundus Images.
  • Developed Reseption (3D ResNet 50 + 3D Inception V3) for the product "Demenor" which allows the prediction and grading of Alzheimer's Disease and also localization of aneurysms in MRI Scans using 3D Gradient Class Activation Maps.
  • Developed Reseption (3D ResNet 50 + 3D Inception V3) for the product "Kinon" which allows the prediction and grading of Parkinson's Disease and also localization of aneurysms in MRI Scans using 3D Gradient Class Activation Maps.
Deep Learning TechniquesMedical ImagingComputer Vision

Telepix

Artificial Intelligence Research Engineer

Feb 2021Oct 2021 · 8 mos · Busan, South Korea

  • PiXative - Vessels and Ship Detection Platform from Optical Satellite Imagery
  • Development of Preprocessing Pipelines for Optical Geo Raster Scans [Satellite Imagery]
  • Development of Tile Based Object Detection Algorithm using MaskRCNN with Reseption Backbone.
  • Land Cover Detection Algorithm for discriminating between Land, Port, and Ocean.
  • Development of Restful API Service for deploying the Model.
Object DetectionSatellite ImageryComputer Vision

Inje university

Research Scholar, I.I.I Laboratory

Sep 2018Sep 2020 · 2 yrs · Republic of Korea

  • Biosignal Analysis using Machine Learning and Deep Learning
  • Sleep Pattern Analysis using Accelerometer, Gyroscope, and Photoplethysmogram (PPG) Data. [Wavelet]
  • State of the Mind Prediction using Accelerometer, PPG, ECG, EDA and Oximeter Data using MultiChannel CNN
  • Activity and Emotion Detection for Household Pets [http://www.sweetsolution.co.kr]
  • Pneumonia Detection from Lung CT Scans.
  • Interpretability of Deep Learning Models using 3D-Gradient Class Activation Maps.
  • Development of Systems for the Computer-Aided Detection of Neuro Degenerative Diseases (Alzheimer's and Parkinson) by using MRI Imaging
  • Early Detection of Alzheimer’s Disease from 1.5 T MRI Scans Using 3D Convolutional Neural Network
  • 3D Textural, Morphological and Statistical Analysis of Voxel of Interests in 3T MRI Scans for the Detection of Parkinson's Disease Using Artificial Neural Networks
  • Detection of Parkinson's Disease from 3T T1 Weighted MRI Scans Using 3D Convolutional Neural Network
Machine LearningDeep LearningData Science

Highradius

2 roles

Associate Software Engineer II [Data Sciences]

Apr 2018Aug 2018 · 4 mos

  • HighRadius is a Fintech enterprise Software-as-a-Service (SaaS) company. The HighRadiusTM Integrated Receivables platform optimizes cash flow through automation of receivables and payments processes. Powered by the Rivana Artificial Intelligence Engine and Freda Virtual Assistant for Credit-to-Cash.
  • Worked specifically on the Collections Artificial Intelligence Platform of the company and deployed Machine Learning Models for the Prediction of the Payment Date of an Invoice and Promised to Pay of a an invoice.
Machine LearningAI ModelsData Science

Data Science Intern

May 2017Apr 2018 · 11 mos

  • Working for the Artificial Intelligence platform ‘Rivana’ for supporting the proprietary software Deduction Application and Collections Application of the company. Developed a Generic Machine Learning Model to predict valid or invalid deductions of an invoice. Also worked upon the Collections Platform to Predict the Payment Date or the Clearing Date of an invoice. Developed an algorithm to convert the Categorical Data or Features to a Numerical Form using the Average Response Ratio from the Training Set corresponding to the true labels.
Machine LearningData AnalysisData Science

Education

Inje University

Master of Science - MS — Computer Science

Jan 2018Jan 2020

Kalinga Institute of Industrial Technology (KIIT), Bhubaneswar

Bachelor’s Degree — Computer Science and Engineering

Jan 2014Jan 2018

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