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Ali – Data Science, SQL, Python, experts in Lemon.io

Ali

From Canadaflag

Data Scientist|Senior

Ali – Data Science, SQL, Python

Ali is a Senior Data Scientist with 6+ years of experience delivering analytics solutions that support business decisions and operational efficiency. He is experienced in SQL, Tableau, Looker, and Python, with hands-on expertise in segmentation, reporting, and performance analysis. He focuses on aligning data work with business goals, including automation and stakeholder-facing dashboards. A confident communicator, he works effectively with senior stakeholders and product teams. His work centers on analytics-driven data science with clear business impact.

6 years of commercial experience in
AI
Analytics
Business intelligence
Data analytics
E-commerce
Fintech
Govtech
Machine learning
Real estate
Transportation
Main technologies
Data Science
7 years
SQL
7 years
Python
6 years
Pandas
6 years
NumPy
6 years
Additional skills
Tableau
Looker
Scikit-learn
PyTorch
Tensorflow
Direct hire
Possible
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Experience Highlights

Lead Data Scientist
Jul 2025 - Ongoing8 months
Project Overview

A large-scale public sector initiative to modernize public safety and infrastructure operations through AI-driven automation and reporting. The project focused on digitizing manual workflows (including OCR-based billing forms) and implementing automated reporting and validation frameworks, improving data accuracy, compliance, and delivery speed.

Responsibilities:
  • Strategic AI Automation: Led stakeholder-driven initiatives to automate manual workflows, including OCR-based billing form digitization, improving project manager experience, and NPS;
  • Reporting Automation: Primary POC for building an automated Microsoft Access solution for UE DARP reporting, cutting delivery timelines by ~50%;
  • Install Form Validation: Led development of an automated framework to validate UE/DNF installation forms against CMDB data, improving accuracy and compliance;
  • Data Warehousing: Designed a centralized Microsoft Access data warehouse to replace file-based systems, improving data retrieval efficiency by ~70%.
Project Tech stack:
Microsoft SQL Server
Microsoft Power BI
Data Warehouse
Data visualization
Data Science
SQL
Adhoc Testing
AI
PowerBI
Senior Data Scientist II
Sep 2024 - Sep 20251 year
Project Overview

An end-to-end visibility initiative in a global B2B e-commerce marketplace focused on improving supplier behavior and operational efficiency by implementing web tracking, building a scalable data warehouse, and leveraging agentic AI to identify interaction pain points. This resulted in reduced cancellations and improved customer service response times.

Responsibilities:
  • Reduced supplier ticket review volume by 34% by building an end-to-end visibility system and improving supplier behavior insights;
  • Developed an agentic AI model using Google Gemini to identify top supplier pain points, enabling targeted operational improvements;
  • Improved customer service response times by driving data-backed interventions across supplier workflows;
  • Enhanced supply chain transparency by implementing end-to-end tracking and analytics, improving supplier-customer interactions;
  • Enabled data-driven decision-making through centralized data pipelines and actionable insights for operations teams.
Project Tech stack:
BigQuery
Gemini API
Looker
SQL
AI agent development
Pandas
NumPy
Scikit-learn
Tensorflow
Matplotlib
SciPy
Git
Senior Data Scientist
Apr 2024 - Sep 20245 months
Project Overview

A large-scale real estate marketplace initiative serving over 164,000 realtors and brokers, focused on improving efficiency and customer engagement through AI/ML-driven property recommendations, customer segmentation and churn analysis, and data-driven buyer–agent matchmaking, resulting in improved lead generation and transaction outcomes.

Responsibilities:
  • AI/ML-Based Recommendation Engine: For over 20,000 active listings, conducted advanced data analysis, item-based & collaborative filtering in Numpy & Pandas for a Recommendation engine project to improve customer engagement in real estate listings within Texas;
  • Customer Segmentation & Churn analysis: With a team of 2 analysts, utilized Python & Tableau to enhance understanding of user behavior to derive impactful marketing strategies, leading to a 20% increase in leads on the website;
  • Marketplace Match Making: Utilized complex SQL queries to match the right agents with customers based on their preferences, achieving 35% improvement in marketplace health and completed transactions.
Project Tech stack:
Tableau
Pandas
NumPy
Scikit-learn
NLTK
SciPy
MongoDB
PostgreSQL
AI
Data Science
Machine learning
Data visualization
Data Warehouse
Senior Data Scientist
Apr 2023 - Apr 20241 year
Project Overview

A leading MENA super app initiative focused on enhancing ride-hailing and marketplace operations through data-driven solutions and scalable infrastructure.

Responsibilities:
  • Improved ETA prediction models across KSA & UAE, achieving a 15% reduction in late orders and increasing ETA accuracy by 27 percentage points using a combination of machine learning techniques, including XGBoost, Random Forest, linear regression, and decision trees;
  • Worked with large-scale datasets (1PB+), leveraging SQL for deep analysis and building comprehensive Tableau dashboards to monitor marketplace health and mobility KPIs across the Gulf region;
  • Designed and conducted A/B tests to evaluate and optimize rerouting strategies during rides, leading to a 2% reduction in cancellations;
  • Collaborated closely with Product Managers in an Agile environment to continuously improve marketplace efficiency, focusing on better matchmaking between supply and demand and reducing overall ETAs;
  • Mentored and trained cross-functional team members in data analytics best practices, promoting a culture of data-driven decision-making and enabling more informed business strategies.
Project Tech stack:
BigQuery
Regression testing
Tableau
Scikit-learn
Pandas
SciPy
NumPy
Matplotlib
Plotly
scikit-learn
XGBoost
SQL
Data Science
Data analysis
Machine learning
Manager, Data Analytics & Visualization
Jan 2022 - Feb 20231 year 1 month
Project Overview

A financial analytics initiative focused on delivering data-driven solutions for major lending clients (including HSBC, Toyota, Sallie Mae, and Upgrade) by building executive dashboards, modernizing data infrastructure with cloud-based ETL pipelines, and implementing predictive fraud detection models, enabling faster insights, better decision-making, and improved operational efficiency.

Responsibilities:
  • Delivered executive dashboards in Power BI & Tableau for clients like Toyota, HSBC, Citi, and Sallie Mae, supporting investor pitches and business growth;
  • Reduced data retrieval time by 73% by migrating 500GB+ data from offline sources to Snowflake via optimized ETL pipelines;
  • Automated reporting workflows using Snowflake schedulers, improving pipeline reliability and reducing manual effort;
  • Built ML-based fraud detection models using time-series forecasting, enhancing risk identification for credit and investment portfolios.
Project Tech stack:
Tableau
Snowflake
DBT
Data visualization
Data Warehouse
Machine learning
Regression testing
Data Science
Data analysis

Languages

English
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