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Mark Dennis
Manangan

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Building intelligent software, AI-powered workflows, and scalable business solutions.

0% CNN Model Accuracy
0% Downtime Reduction
0k+ Files Processed
0+ CNN Architectures

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AI & Full Stack Architect
SQL Server ASP.NET Core C# Angular SSMS TensorFlow
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► Computer Vision • Workflow Automation • Full Stack Cloud

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About Me

Bachelor of Science in Computer Science 1st Runner-Up Best Thesis Leslie Corporation Philippines

I am an AI Engineer and Full Stack Developer specializing in creating state-of-the-art technological solutions. My work bridges the gap between complex artificial intelligence research and practical, scalable business applications.

With expertise spanning Computer Vision, Workflow Automation, and Full-Stack Architecture, I focus on engineering intelligent systems that optimize processes and drive efficiency.

AI Engineer Deep Learning & Computer Vision
Full Stack Developer React.js, ASP.NET Core & Cloud
CV Researcher Published CNN Classification
Automation Specialist OneDrive API & Python Pipelines

Work Experience

Junior Web Developer

Leslie Corporation
Jan 2026 – Present
  • Engineered an automated document and data processing pipeline that uploads files to Microsoft OneDrive, generates sharing links, and synchronizes metadata with SQL Server.
  • Refactored legacy applications and optimized SQL queries, stored procedures, and API endpoints, reducing downtime by 40% and improving performance.
  • Developed workflow automation solutions for document processing and data extraction, reducing manual effort significantly.
ASP.NET Core SQL Server OneDrive Graph API C#

AI Data & QA Contributor

Anosupo
Jul 2025 – Dec 2025
  • Executed semantic segmentation and 2D image annotation for automotive computer vision datasets commissioned by Hitachi Astemo for ADAS development.
  • Validated AI-generated virtual try-on images for ZOZO NEXT, reviewing clothing fit, alignment, and generation quality.
Computer Vision Hitachi ADAS Semantic Segmentation AI QA

Software Development Intern

STI West Negros University
Mar 2025 – Jun 2025
  • Developed a secure online voting system with database integration and administrative dashboards to streamline vote management.
  • Performed end-to-end testing, deployment, and system validation to ensure reliable operations.
Full Stack Database Security Web Development

Featured Projects

AI-Powered Document Processing Workflow

An automated AI-powered workflow that processes PDF documents, extracts structured data, and exports results to Excel and Google Sheets through robust API integrations.

Impact

Reduced manual document processing time from hours to mere minutes.

AI Models API Integration Workflow Automation

OneDrive Document Upload Engine

A scalable database-driven engine that manages image uploads through a queue-based workflow, synchronizes files to OneDrive, and stores metadata securely in SQL Server.

Impact

Ensured 99.9% reliable document processing and high system availability in local environments.

C# ASP.NET SQL Server Microsoft Entra ID

CNN for Blue Swimming Crab Gender Classification

A deep learning pipeline analyzing custom dataset images to classify crab gender. Trained five distinct CNN architectures using transfer learning methodologies.

Impact

Achieved up to 98% classification accuracy across all evaluated models.

TensorFlow Computer Vision Transfer Learning Gradio

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Mark Dennis Manangan

@markdennis2121

AI Engineer • Full Stack Developer • Automation Specialist

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-- Public Repositories
Python • C# • SQL Primary Core Stacks
5 CNNs & AI Pipelines AI Models & Workflows
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Featured Open Source Builds

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Technical Skills

Full Stack & Frameworks

ASP.NET Core ⭐ C# ⭐ Angular ⭐ React.js JavaScript (ES6+) Python

Databases & Architecture

SQL Server ⭐ SSMS ⭐ PostgreSQL MySQL Stored Procedures / T-SQL

AI & Machine Learning

TensorFlow PyTorch Computer Vision & CNNs Transfer Learning Generative AI

Cloud & Automation

OneDrive Graph API Microsoft Entra ID Docker REST APIs & Integration

AI Tools & Copilots

Cursor IDE GitHub Copilot ChatGPT & Claude Visual Studio & SSMS Tools

Research & Publications

International Publication

Comparative Analysis of CNN for Blue Swimming Crab Gender Classification

12th Huachiew Chalermprakiet University International Academic Conference Thailand (2025)

Co-authored an internationally published thesis detailing the application of Convolutional Neural Networks for marine life gender classification, advancing applied computer vision research methodologies.

Awards & Certifications

Top 1 – Best CS System Analyst

ICT Expo

1st Runner-Up – Best Thesis

ICT Expo

ASEAN Data Science Explorers

ASEAN Foundation

SAP Analytics Cloud Training

Professional Certificate

Python Developer Certificate

SoloLearn

Let's build together.

Email (Click to Copy) mmanangan021@gmail.com
Phone (Click to Copy) +63 970 980 4794
GitHub markdennis2121
LinkedIn Mark Dennis Manangan

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Hello! 👋 I'm Mark Dennis Manangan's AI Assistant. Ask me anything about Mark's experience, AI projects, skills, or research!

MARK DENNIS V. MANANGAN

Parañaque City, Philippines | +63 970 980 4794

Education

STI West Negros University
Sept 2020 – June 2025

Bachelor of Science in Computer Science

Bacolod City, Negros Occidental

Work Experience

Junior Web Developer — Leslie Corporation
Jan 2026 – Present
  • Engineered automated document and data processing pipeline uploading to OneDrive, generating sharing links, and syncing metadata with SQL Server.
  • Refactored legacy apps and optimized SQL queries, stored procedures, API endpoints, and pagination, reducing downtime by 40%.
  • Developed workflow automation solutions improving overall operational efficiency.
AI Data & QA Contributor — Anosupo (Remote)
Jul 2025 – Dec 2025
  • Executed semantic segmentation & 2D image annotation for Hitachi Astemo ADAS computer vision datasets using Fast Label.
  • Validated AI-generated virtual try-on images for ZOZO NEXT, reviewing clothing fit, alignment, and simulation quality.
Software Dev & Deployment Intern — STI WNU IS Dept
Mar 2025 – Jun 2025
  • Developed a secure online voting system for a radio station with database integration and admin dashboards.
  • Performed end-to-end testing, deployment, and system validation.

Technical Projects

CNN Blue Swimming Crab Gender Classification
2025 | Published International Research

Trained 5 CNN architectures with transfer learning, achieving up to 98% classification accuracy. Deployed via Gradio and Hugging Face Spaces.

AI-Powered Document Processing Workflow
2026 | AI & Automation

Processes PDF documents, extracts structured data, and exports to Excel and Google Sheets via API, reducing manual time from hours to minutes.

OneDrive Document Upload Engine
2026 | C#, SQL Server, Entra ID

Queue-based document upload engine synchronizing completed files to OneDrive and indexing metadata in SQL Server with high reliability.

Certifications & Awards

  • 🏆 Top 1 – Best CS System Analyst (ICT Expo)
  • 🥇 1st Runner-Up – Best Thesis (ICT Expo)
  • 🌏 ASEAN Data Science Explorers (ASEAN Foundation)
  • 📊 SAP Analytics Cloud Training
  • 🐍 Python Developer Certificate (SoloLearn)
  • 📜 Published Co-Author — 12th HCU International Academic Conference, Thailand (2025)

Technical Stack & Tools

AI & Machine Learning:
TensorFlowTransfer LearningData PreprocessingGenerative AIAI Workflow Automation
Languages & Frameworks:
HTML/CSSJavaScriptReactReact NativeC#ASP.NETPython
Databases & Cloud:
SQL ServerPostgreSQLMySQLSQLiteDockerSupabaseVercelEntra IDOneDrive Graph API
AI & LLM Tools:
OllamaChatGPTClaudeGitHub CopilotCursorAntigravityOpenAI Codex