Welcome to my portfolio

Hi, I'm Hafiz Abdul Rehman

Data Scientist | AI/ML Engineer | Computer Vision Expert

Transforming complex data into actionable insights. Specialized in Deep Learning, Computer Vision, and Agentic AI systems.

Machine Learning
Deep Learning
Computer Vision
Agentic AI
RAG Systems
Python
TensorFlow
PyTorch
30+
Projects
3+
Years Experience
34
GitHub Repos

About Me

Hafiz Abdul Rehman
3+ Years Exp

Hafiz Abdul Rehman

Gujranwala, Punjab, Pakistan
+92 328 3121702

Senior Data Scientist specializing in Machine Learning, Deep Learning, and Computer Vision. I develop and deploy advanced AI solutions including foundation models, knowledge distillation frameworks, and real-time computer vision systems. Experienced in medical imaging, intelligent transportation systems, security surveillance, and healthcare analytics. Passionate about building Agentic AI systems and RAG-powered applications.

Technical Skills

Machine Learning

90%

Deep Learning

88%

Computer Vision

85%

Python

92%

Data Analysis

88%

NLP

82%

RAG Systems

85%

Agentic AI

80%

TensorFlow/PyTorch

88%

My Skills & Tech Stack

Technologies and tools I use to bring ideas to life

Programming Languages

Python
Python
R
R
C++
C++
Java
Java
SQL
SQL
JavaScript
JavaScript

Machine Learning & AI

TensorFlow
TensorFlow
PyTorch
PyTorch
Keras
Keras
scikit-learn
scikit-learn
XGBoost
XGBoost
Hugging Face
Hugging Face

Computer Vision

OpenCV
OpenCV
MediaPipe
MediaPipe
YOLO
YOLO
Vision Transformers
Vision Transformers
U-Net
U-Net
ResNet
ResNet

Data Science & Visualization

Pandas
Pandas
NumPy
NumPy
Matplotlib
Matplotlib
Seaborn
Seaborn
Plotly
Plotly
SciPy
SciPy
Power BI
Power BI

Databases

MySQL
MySQL
PostgreSQL
PostgreSQL
MongoDB
MongoDB
Firebase
Firebase
Redis
Redis

Cloud & Deployment

AWS
AWS
Google Cloud
Google Cloud
Azure
Azure
Docker
Docker
Streamlit
Streamlit
FastAPI
FastAPI

LLM & AI Frameworks

LangChain
LangChain
OpenAI
OpenAI
Ollama
Ollama
Gemini
Gemini
CrewAI
CrewAI

Tools & Platforms

Git/GitHub
Git/GitHub
VS Code
VS Code
Jupyter
Jupyter
Google Colab
Google Colab
PyCharm
PyCharm
DataSpell
DataSpell
Anaconda
Anaconda
Kaggle
Kaggle

Professional Experience

Agentic AI & Machine Learning Engineer (Intern)

Nexl Tech | Aug 2025 – Present

  • Working on Agentic AI systems including autonomous task planning, tool usage, and multi-agent workflows
  • Developing and fine-tuning machine learning models for real-world business use cases
  • Implementing Retrieval-Augmented Generation (RAG) pipelines for intelligent document and chatbot systems
  • Building end-to-end AI solutions using Python, LangChain, vector databases, and LLM APIs
  • Collaborating with senior engineers to deploy scalable AI applications with production-ready architecture

Senior Data Scientist & ML Engineer

Freelance | Dec 2022 – Present

  • Developed and deployed advanced machine learning & DL models to enhance personalized marketing and operational efficiency
  • Conducted deep analysis of large datasets using Python and SQL to uncover key business insights
  • Built and maintained end-to-end ML pipelines, improving model scalability, accuracy, and robustness
  • Created interactive dashboards with Tableau and Power BI for real-time decision support
  • Collaborated with cross-functional teams to optimize data pipelines and deliver data-driven solutions

Education & Certifications

Academic Background

Bachelor of Science in Data Science

Gift University • Gujranwala, Pakistan

2022 – PresentCGPA: 3.6/4.0

FSC Pre-Engineering

ACE Group of Colleges

2020 – 2022Grade: A

Matric in Science

Iqra Huffaz Secondary School

2018 – 2020Grade: A+

Professional Certifications

  • Agentic AI and AI Agents for Leaders

    Coursera2025

  • Prompt Engineering for ChatGPT

    Coursera2025

  • OpenAI GPTs: Creating Custom AI Assistants

    Coursera2025

  • Programming with Generative AI (IIT)

    Coursera2025

  • Applied Data Science with Python

    Certification2024

  • Data Analysis with R Programming

    Certification2024

Featured Projects

Showcasing my best work in Machine Learning, Deep Learning, Computer Vision, and AI-powered applications.

Brain Tumor Segmentation
99.64%
Featured

Brain Tumor Segmentation

Deep Learning
Medical Imaging
PyTorch
+1

Attention U-Net model for 3D brain tumor segmentation on BraTS 2020 MRI dataset, achieving 99.64% validation accuracy and 0.986 IoU with interactive Streamlit visualization.

COVID-19 Detection CNN Ensemble
98.93%
Featured

COVID-19 Detection CNN Ensemble

Ensemble Learning
CNN
Medical AI
+1

Fuzzy integral-based CNN ensemble combining VGG-11, GoogLeNet, SqueezeNet, and Wide ResNet-50-2 for COVID-19 detection from lung CT scans.

Real-Time Football Player Tracking
Featured

Real-Time Football Player Tracking

YOLO
Computer Vision
Object Tracking
+1

Football player detection and team classification using YOLO object detection and ByteTrack for persistent tracking with annotated video generation.

Vehicle Speed Detection System
Featured

Vehicle Speed Detection System

YOLO
Computer Vision
Traffic Monitoring
+1

Real-time vehicle speed estimation using YOLO11 with perspective transform for accurate speed calculation and ByteTrack multi-object tracking.

Sign Language to Text & Speech
97%
Featured

Sign Language to Text & Speech

CNN
MediaPipe
Accessibility
+1

Real-time ASL recognition using CNN achieving 97% accuracy with MediaPipe hand landmark detection and text-to-speech conversion.

Research Components Extractor
Featured

Research Components Extractor

RAG
NLP
Research Tools
+1

Automated research paper analysis using RAG to extract key components including methodology, results, and conclusions with structured output.

AI Travel Planner
Featured

AI Travel Planner

Gemini AI
Streamlit
Travel
+1

Intelligent travel planning application creating personalized itineraries based on budget and preferences, powered by Gemini 2.0 Flash AI.

Kidney Disease Classification
Featured

Kidney Disease Classification

Deep Learning
MLOps
Docker
+1

End-to-end deep learning pipeline for kidney disease classification from CT scans with MLOps workflow using DVC and Docker deployment.

Social Distance Violation Detection
Featured

Social Distance Violation Detection

YOLO
Computer Vision
Public Safety
+1

Real-time social distancing monitoring using YOLO person detection with perspective transformation for accurate distance measurement.

AutoStatAgent: Automated EDA
Featured

AutoStatAgent: Automated EDA

Agentic AI
Data Science
Automation
+1

Agent-based system for automated statistical analysis and LaTeX report generation with intelligent data exploration and visualization.

ATS System Using RAG
Featured

ATS System Using RAG

RAG
HR Tech
NLP
+1

Intelligent Application Tracking System using RAG for automated resume screening and candidate ranking with semantic matching.

Sentiment Analysis Dashboard
Featured

Sentiment Analysis Dashboard

NLP
Streamlit
Data Visualization
+1

Real-time sentiment analysis dashboard for social media data with visualization and trend tracking using NLP models.

Explore all 34 projects on my GitHub profile

View All Projects on GitHub