Z

Zohaib Sheikh

AI Researcher

Irving, Texas, United States7 yrs 6 mos experience
Most Likely To SwitchAI ML Practitioner

Key Highlights

  • 7+ years of experience in Data Science and Machine Learning.
  • Expertise in credit risk modeling and anomaly detection.
  • Proven track record of delivering actionable business insights.
Stackforce AI infers this person is a Data Scientist specializing in Fintech and Business Intelligence.

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Skills

Core Skills

Machine LearningData ScienceData AnalysisBusiness Intelligence

Other Skills

AWSAmazon Web Services (AWS)AnalyticsArduinoArtificial Intelligence (AI)Artificial Neural NetworksCloud ComputingClusteringDashboard BuildingDashboardsData AnalyticsData ManipulationData VisualizationDeep LearningElectronics

About

Experienced Data Scientist with 7+ years of expertise in Data Science and Machine Learning, specializing in credit risk modelling, anomaly detection, price optimization, customer analytics, and customer profiling. Skilled at leading cross-functional projects in developing and deploying scalable machine learning models, building predictive analytics pipelines, and translating model results into tangible business outcomes that enhance portfolio performance and profitability. Dedicated to ensuring data integrity, model governance, and regulatory compliance while delivering actionable insights that drive innovation and achieve strategic goals.

Experience

Citi

Senior Data Scientist - Risk Modeling Unit

Jun 2023Present · 2 yrs 9 mos · Texas, United States

  • Spearheaded the development of an ML model utilizing Python, Spark & cloud computing to improve CITI’s credit acquisition; designed a revised credit strategy based on model predictions which resulted in booking 20K incremental accounts with ~$13M incremental YR1 sales.
  • Built end-to-end ML lifecycle by working cross-functionally with stakeholders across business, operations, and strategy; deployed models on CI/CDE production systems; resulting in $35M portfolio exposure.
  • Developed a credit line assignment model incorporating customers’ shopping and spending behavior to augment line assignment strategy using brand affinity. The model’s scorecard enabled targeted growth opportunities through a new credit policy, forecasted to generate an incremental 3YR Net Income of $5.2 M.
  • Built model validation scripts using Pyspark that perform automated validation of existing ML models; the script was adopted across the vertical for model validation purposes, saving 10 man-hours/week.
  • Worked as an SME in building quantitative models, maintenance of existing models’ code; managed the lifecycle of ML models from development to deployment and monitoring, ensuring optimal performance and reliability.
PythonSparkCloud ComputingMachine LearningModel ValidationData Science

Caterpillar inc.

2 roles

Data Scientist

Jan 2023Jun 2023 · 5 mos · Chicago, Illinois, United States

  • Led the development of an anomaly detection model on AWS using deep learning and machine learning to predict
  • anomalous behavior of mobile mechanical systems in real-time. The model’s output was integrated with enterprise
  • software, generating an average revenue of $10k per system and total $5M/year.
  • Developed model performance monitoring scripts using Python & Spark on AWS, re-trained models based on model
  • evaluation results and model drift; led to increment in the true positive rate of anomalies detected by 50%.
  • Applied statistical transformations and measures to calculate normal channel ranges of mobile IoT sensors emitting time
  • series data, which served as model input to multiple ML models, increasing the model’s accuracy by 5%.
AWSDeep LearningMachine LearningPythonSparkData Science

Data Scientist Intern

May 2022Dec 2022 · 7 mos · Chicago, Illinois, United States

Uic business liautaud graduate school

Graduate Research And Teaching Assistant

Aug 2021May 2022 · 9 mos · Chicago, Illinois, United States

  • Researched to develop forward-looking feature-based stochastic-dynamic program to learn optimal storage policies for different commodities traded on different platforms using Machine Learning and Optimization
  • Assisted two courses, 1. Machine Learning and 2. Operations Management, by taking technical lab sessions, prepare and grade assignments for students and meet students for doubt clarifications
Machine LearningOptimization

Hsbc

Decision Scientist

Aug 2019Jul 2021 · 1 yr 11 mos · Bangalore

  • My responsibility as a Data Scientist was to come up with solutions to solve business problems with the application of my existing skills and if needed by acquiring new skills
  • Designed and Deployed a Price Harmonization model leveraging regression and FX pricing techniques, assessing, and improving the efficiency of Bank’s FX pricing grid which led to a 2% increase in FX revenue
  • Developed a NLP framework using OCR and text mining techniques to automate the authentication process of insurance claims information by automated scraping, extracting information and thus reducing human error by 60%
  • Implemented clustering techniques in PySpark to target groups of retails customers having high FX turnover and segmented the customers based on FX penetration to track profitability which led to YOY USD 3M of revenue lift
  • Developed Random Forest and XGBoost models to assess the profitability of a new product and service availability within the existing customer base to extend existing FX products to international customers
  • Devised recommendations for servicing new customers leading to 5% increase in FX transacting base for 3 international markets and USD 1.6M incremental FX turnover. Represented analysis in the ‘2020 Global FX SteerCo’ summit
  • Led a team of 5 members, working closely with the D&A team, Data Management, and stakeholders in parametrization and integration of multiple dashboards focused on indicative of banking performance and wealth management for 12 strategic business units globally leading to reduction in manual work hours by over 80%
RegressionNLPOCRClusteringRandom ForestXGBoost+2

Exl

2 roles

Senior Business Analyst

Promoted

Apr 2019Aug 2019 · 4 mos

  • Led entire Business Intelligence work stream end to end for America’s leading Investment Banking firm in building business critical dashboards, custom visualizations and conducting trend analysis
  • Developed Key Performance Indicators (KPIs) for multiple clients by communicating cross-functionally & visualized the metrics in Tableau for various products for leadership team to take actionable insights
  • Designed an OLAP data warehouse from multiple data sources, performed data manipulation and automated the reporting pipeline using Python & SQL, optimizing performance by over 2x
  • Developed various product and investment dashboards providing insights which enhanced sales and improved retention, increasing the investment value by 20%
  • Built automated dashboards increasing the efficiency, and providing independence to different business units globally leading to significant increase in productivity
TableauPythonSQLData AnalysisBusiness Intelligence

Business Analyst

Sep 2017Mar 2019 · 1 yr 6 mos

Education

University of Illinois Chicago

Master of Science - MS — Data Science

Jun 2021Dec 2022

Birla Institute of Technology, Mesra

Bachelor’s Degree — Bachelor of Technology in Electronics & Communication Egineering

Jan 2013Jan 2017

Delhi Public School Noida

Secondary schooling — Matriculation

Jan 2006Jan 2010

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