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Ahmed Gehad Mohamed ElSayed Ghandour, Senior Manager, Data Science/Engineering

Ahmed Gehad Mohamed ElSayed Ghandour

Senior Manager, Data Science/Engineering·Landmark Group

United Arab Emirates

Doctorate, Computer Science and Information Systems

Work experience

Total years of experience: 18 years, 4 months

Senior Manager, Data Science/Engineering

October 2025 - Present

Landmark Group

Dubai, United Arab Emirates

October 2025 - Present

• Designed and deployed advanced machine learning models (personalization engines, predictive analytics, chatbots, NLP) that improved customer acquisition, retention, and online conversion, contributing to double-digit growth in e-commerce revenue.
• Spearheaded A/B testing and AI-driven personalization, significantly enhancing customer engagement, product discovery, and sales uplift across omni-channel retail platforms.
• Oversaw a multi-petabyte migration to Microsoft Azure, building scalable data pipelines and real-time analytics platforms for retail, supply chain, and customer intelligence.
• Architected and implemented microservices and RESTful APIs, enabling seamless integration of AI models with customer-facing applications and internal systems.
• Delivered advanced Power BI and QlikView dashboards, democratizing access to insights for leadership and operational teams, leading to faster, smarter decisions.
• Manage and grow a cross-functional team of Data Scientists, Engineers, and ML specialists, instilling Agile practices, coding standards, and a culture of innovation and continuous learning.
• Partner with C-level executives and stakeholders to align AI strategy with business objectives, ensuring maximum ROI from technology investments.
• Established data quality, security, and coding standards, ensuring reliability and compliance across all AI and data initiatives.
Company industry:
Retail & Wholesale

Lead Data Scientist / Data Engineer

January 2019 - October 2025

Landmark Group

Dubai, United Arab Emirates

January 2019 - October 2025

• Designed and deployed advanced machine learning models (personalization engines, predictive analytics, chatbots, NLP) that improved customer acquisition, retention, and online conversion, contributing to double-digit growth in e-commerce revenue.
• Spearheaded A/B testing and AI-driven personalization, significantly enhancing customer engagement, product discovery, and sales uplift across omni-channel retail platforms.
• Oversaw a multi-petabyte migration to Microsoft Azure, building scalable data pipelines and real-time analytics platforms for retail, supply chain, and customer intelligence.
• Architected and implemented microservices and RESTful APIs, enabling seamless integration of AI models with customer-facing applications and internal systems.
• Delivered advanced Power BI and QlikView dashboards, democratizing access to insights for leadership and operational teams, leading to faster, smarter decisions.
• Manage and grow a cross-functional team of Data Scientists, Engineers, and ML specialists, instilling Agile practices, coding standards, and a culture of innovation and continuous learning.
• Partner with C-level executives and stakeholders to align AI strategy with business objectives, ensuring maximum ROI from technology investments.
• Established data quality, security, and coding standards, ensuring reliability and compliance across all AI and data initiatives.
Company industry:
Retail & Wholesale

Principal Software QA Engineer

January 2018 - January 2019

Landmark Group

Dubai, United Arab Emirates

January 2018 - January 2019

• Managed a cross-functional team of 27 in 2 locations (Dubai, UAE, and Bengaluru, India), ranging from entry-level QA analysts to senior automation and performance test engineers, and collaborated with business development, data science, product management, and operations.
• Launched and introduced performance testing at e-commerce for Landmark Group. Thus, it enhanced the server's capacity more than 10 times, raised the profits from 278 Million Dirhams per year to more than 1.4 Billion Dirhams per year, and prevented extra costs of adding additional servers.
• Designed training and peer-mentoring programs for the incoming members; decreased onboarding time for new hires by 50%.
• Overhauled the obsolete legacy source code of 8 production applications, resulting in increased usability and reduced run time performance by more than 85%.
• Initiated API automation testing, which saved more than 60% of the testing time by finding many bugs in the early phases.
• Promoted within 5 months for strong performance and organizational impact (1.5 years ahead of schedule).
Company industry:
Retail & Wholesale

Senior Quality Assurance Engineer, Acting as a Lead

December 2017 - January 2018

Landmark Group

Dubai, United Arab Emirates

December 2017 - January 2018

• Managed a cross-functional team of 27 in 2 locations (Dubai, UAE, and Bengaluru, India), ranging from entry-level QA analysts to senior automation and performance test engineers, and collaborated with business development, data science, product management, and operations.
• Launched and introduced performance testing at e-commerce for Landmark Group. Thus, it enhanced the server's capacity more than 10 times, raised the profits from 278 Million Dirhams per year to more than 1.4 Billion Dirhams per year, and prevented extra costs of adding additional servers.
• Designed training and peer-mentoring programs for the incoming members; decreased onboarding time for new hires by 50%.
• Overhauled the obsolete legacy source code of 8 production applications, resulting in increased usability and reduced run time performance by more than 85%.
• Initiated API automation testing, which saved more than 60% of the testing time by finding many bugs in the early phases.
• Promoted within 5 months for strong performance and organizational impact (1.5 years ahead of schedule).
Company industry:
Retail & Wholesale

Senior Quality Assurance Engineer (Contractor: WeSearch)

April 2017 - December 2017

Landmark Group

Dubai, United Arab Emirates

April 2017 - December 2017

• Managed a cross-functional team of 27 in 2 locations (Dubai, UAE, and Bengaluru, India), ranging from entry-level QA analysts to senior automation and performance test engineers, and collaborated with business development, data science, product management, and operations.
• Launched and introduced performance testing at e-commerce for Landmark Group. Thus, it enhanced the server's capacity more than 10 times, raised the profits from 278 Million Dirhams per year to more than 1.4 Billion Dirhams per year, and prevented extra costs of adding additional servers.
• Designed training and peer-mentoring programs for the incoming members; decreased onboarding time for new hires by 50%.
• Overhauled the obsolete legacy source code of 8 production applications, resulting in increased usability and reduced run time performance by more than 85%.
• Initiated API automation testing, which saved more than 60% of the testing time by finding many bugs in the early phases.
• Promoted within 5 months for strong performance and organizational impact (1.5 years ahead of schedule).
Company industry:
Retail & Wholesale

Senior Quality Assurance Engineer

June 2016 - October 2016

Trakhees

Dubai, United Arab Emirates

June 2016 - October 2016

• Participated in one of the most critical projects in Dubai. Analyzed, built, and delivered project 272 to digitalize 272 products and services to comply with the Dubai Smart Government vision.
Company industry:
Other Business Support Services

Senior Quality Assurance Engineer

July 2015 - March 2016

Trakhees

Dubai, United Arab Emirates

July 2015 - March 2016

• Participated in one of the most critical projects in Dubai. Analyzed, built, and delivered project 272 to digitalize 272 products and services to comply with the Dubai Smart Government vision.
• Implemented test-driven development, which helped me adapt quickly to new changes in a data-driven decision-making environment.
Company industry:
Other Business Support Services

Senior Quality Control Engineer

May 2012 - April 2015

TE Data

Cairo, Egypt

May 2012 - April 2015

• Recommended an advanced automation framework, achieving an 80% reduction in testing time.
• Built an impressive and comprehensive dashboard for reporting, which delivered the necessary insights.
Company industry:
Internet & E-commerce

Senior Quality Control Engineer

March 2011 - April 2012

TE Data

Cairo, Egypt

March 2011 - April 2012

• Recommended an advanced automation framework, achieving an 80% reduction in testing time.
• Received a crystal pyramid as the best employee in 2011 against more than 6000 employees.
• Built an impressive and comprehensive dashboard for reporting, which delivered the necessary insights.
Company industry:
Internet & E-commerce

Object-Oriented Programmer

April 2010 - March 2011

MCIT

Cairo, Egypt

April 2010 - March 2011

• Produced and implemented a system to troubleshoot technical issues automatically over the air, thus cutting down the call centers' load by more than 40%.
• Overhauled the obsolete legacy source code of two production applications, resulting in better productivity and minimized run time performance by 30%.
Company industry:
Telecommunications

Software Developer

March 2009 - April 2010

Sakhr Software

Cairo, Egypt

March 2009 - April 2010

• Developed a machine translation software that expanded the business's small-to-medium client base by 35%.
• Developed an Arabic OCR "Optical Character Recognition" software, taking into consideration the Arabic morphology. This provided the lead to the business and raised sales by 8%.
Company industry:
Software Development

System Analyst

January 2008 - March 2009

Egyptian Military (Air Defence)

Cairo, Egypt

January 2008 - March 2009

• Analyzed data for 3 systems and provided clean system requirement specifications, which guided the entire team and boosted efficiency.
• Established 2 applications for the air defense systems of the Egyptian army.
Company industry:
Military & Defense

Software Developer

June 2007 - January 2008

Sakhr Software

Cairo, Egypt

June 2007 - January 2008

• Developed a machine translation software that expanded the business's small-to-medium client base by 35%.
• Developed an Arabic OCR "Optical Character Recognition" software, taking into consideration the Arabic morphology. This provided the lead to the business and raised sales by 8%.
Company industry:
Software Development

Education

Cairo University

December 2026

December 2026

Doctorate, Computer Science and Information Systems

Egypt

Sadat Academy for Management Sciences

July 2015

July 2015

Master's degree, Computer Science and Information Systems

Egypt

Sadat Academy for Management Sciences

July 2007

July 2007

Bachelor's degree, Information Systems

Egypt

Skills

Software Engineering

Expert

Artificial Intelligence

Expert

BI

Beginner

HTML

Expert

Jmeter

Expert

Mantis

Expert

Test Link

Expert

XPath

Expert

regular expressions

Expert

H2o

Expert

R

Expert

Matlab

Expert

Neural Networks

Expert

SVM

Expert

NLP

Expert

Statistics

Expert

Machine Learning

Expert

JavaScript

Intermediate

DATA ANALYSIS

Expert

MACHINE LEARNING

Expert

ARTIFICIAL INTELLIGENCE

Expert

SOFTWARE ENGINEERING

Expert

RECOMMENDER SYSTEMS

Expert

CHATBOT

Expert

COMPUTER VISION

Expert

GENERATIVE ARTIFICIAL INTELLIGENCE

Expert

INFORMATION SYSTEMS

Expert

CSS

Beginner

Software Testing (Quality Control)

Expert

C#

Expert

Java

Beginner

AI

Intermediate

Java Script

Expert

Software Quality Assurance

Expert

Network

Intermediate

SQL

Expert

NLP

Intermediate

VB.Net

Intermediate

C, C++

Intermediate

Selenium

Intermediate

mysql

Expert

Pyspark

Expert

Jenkins

Expert

Jira

Expert

Shell

Expert

Octave

Intermediate

Keras

Expert

XGBoost

Expert

NLTK

Intermediate

NumPy

Expert

TidyVerse

Expert

ggplot

Intermediate

Math

Expert

Statistics

Expert

Python

Expert

Scikit Image (skimage)

Intermediate

Spacy

Intermediate

Pandas

Expert

Google Big Query

Intermediate

Shiny

Intermediate

Gensim

Intermediate

Bokeh

Expert

Sparklyr

Intermediate

Scikit Learn (sklearn)

Expert

GIT

Expert

Data Science

Expert

TensorFlow

Expert

Google Analytics

Expert

Scrum

Expert

Matplotlib

Expert

Seaborn

Expert

Power BI

Expert

predictive modeling

Expert

agile project management

Expert

predictive analytics

Expert

natural language processing

Expert

programming

Expert

databases

Expert

Pytorch

Expert

Machine Learning

Expert

Artificial Intelligence

Expert

Software Engineering

Expert

ARTIFICIAL INTELLIGENCE

Intermediate

CHATBOT

Intermediate

CLINICAL DATA MANAGEMENT

Intermediate

COMPUTER VISION

Intermediate

GENERATIVE ARTIFICIAL INTELLIGENCE

Intermediate

MACHINE LEARNING

Intermediate

MICROSOFT OFFICE

Intermediate

NATURAL LANGUAGE PROCESSING

Intermediate

RECOMMENDER SYSTEMS

Intermediate

SOFTWARE ENGINEERING

Intermediate

Languages

Arabic

Expert

English

Expert

Memberships

Egyptian Society for Information Systems and Computer Technology “ESISACT”

Researcher and Active Member

January 2015

Training and Certifications

Certifications
Statistical Learning.
Machine Learning. (Certificate
Data Science Specialization.
Deep Learning Specialization.
TensorFlow in Practice Specialization.
Data
Python Programming track.
Python Programmer track.
Machine Learning Fundamentals with Python.
Data Scientist with Python track.
Machine Learning Scientist with Python track.
Marketing Analytics with Python track.
Advanced-Data Analysis Nanodegree.
Deep Learning Nanodegree.
AWS Machine Learning Foundations. (Certificate, course)
Certified Professional Scrum Master
Azure Data Scientist Associate.
Fabric Analytics Engineer Associate. (Certificate)
Microsoft Certified Azure Data Scientist Associate
Aug 2023
Professional Scrum Master
Feb 2020
Microsoft Certified Professional
Dec 2012
Machine Learning
Dec 2014
Creating Windows Applications using Visual Basic
CompuTeck
Jul 2010 - Sep 2010
C# 4.0
FCI, Cairo University
Dec 2009 - Dec 2009
MCPD Designing and Developing Windows Applications Using the Microsoft .NET Framework 3.5
Oct 2011
MCPD Designing and Developing ASP.NET Applications Using the Microsoft .NET Framework 3.5
Oct 2011
MCTS Microsoft .NET Framework 3.5, Windows Forms Application Development
Jun 2011
Basic Business Skills Acquisition (BBSA)
Future Generation Foundation (FGF)
May 2009 - Aug 2009
VB 2.0
Ministry of Defence Information Systems Institute
Mar 2007 - Mar 2007
MCTS Microsoft .NET Framework 3.5, ASP.NET Application Development
Jul 2011
Microsoft Specialist Programming in HTML5 with JavaScript and CSS3
Nov 2012
Training
Statistical Learning
Stanford University Online
Feb 2014
Data Science Specialization
Coursera
May 2017
Deep Learning Specialization
Coursera
Nov 2017
TensorFlow in Practice Specialization
Coursera
May 2020
TensorFlow in Practice Specialization
Coursera
May 2020
Data Scientist with R track
DataCamp
Mar 2017
Python Programming track
DataCamp
Dec 2019
Python Programmer track
DataCamp
Dec 2019
Testing Design and Techniques
SECC
Sep 2013
Machine Learning Fundamentals with Python
DataCamp
Mar 2020
Data Scientist with Python track
DataCamp
Nov 2017
Machine Learning Scientist with Python track
DataCamp
Mar 2020
Introduction to R
DataCamp
Jan 2015
Importing Data in R (Part 1)
DataCamp
Jan 2017
Importing Data in R (Part 2)
DataCamp
Jan 2017
Data Manipulation in R with dplyr
DataCamp
Feb 2017
Cleaning Data in R
DataCamp
Jan 2017
Writing Functions in R
DataCamp
Jan 2017
Importing & Cleaning Data in R: Case Studies
DataCamp
Jan 2017
Object-Oriented Programming in R: S3 and R6
DataCamp
Jan 2017
Intermediate R
DataCamp
Dec 2016
Intermediate R - Practice
DataCamp
Dec 2016

Hobbies and interests

Learning, Researches, & Information Gathering
Sudoku
Chess
Football