Laurentiu Mandocescu

Master's Student in Business Analytics | Data Scientist | Software Developer

Chicago, IL
laurentiu.mandocescu00@gmail.com
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Professional Summary

Dedicated Master's student in Business Analytics with a strong foundation in data science and software development. Experienced in statistical analysis, machine learning, and predictive modeling using R, Python, SQL, and Tableau. Currently working as a Graduate Assistant developing interactive dashboards and data-driven insights for strategic decision-making. Combines business acumen with technical expertise to transform complex data into actionable insights, with proven ability to adapt quickly to new technologies and challenges.

Education

Master of Science in Business Analytics

GPA: 3.94/4.00
2023 - 2025
DePaul UniversityChicago, IL

Relevant Coursework:

Data MiningMachine LearningBusiness IntelligenceStatistical AnalysisR ProgrammingSAS ProgrammingSQLAdvanced Analytics

Bachelor of Science in Business Administration

GPA: 3.86/4.00
2019 - 2023
Youngstown State UniversityYoungstown, OH
Major:Marketing Management
Minor:Computer Science

Computer Science Coursework:

C++Object Oriented Programming in JavaBoolean AlgebraOperating System ArchitecturePython Programming

Professional Experience

Data Scientist

February 2025 – Present

Sigma Art Division (Chicago, IL)

  • Spearheaded outreach data tracking by collecting and analyzing performance metrics across LinkedIn, Upwork, and other freelance platforms, helping optimize client acquisition strategies and improve conversion rates
  • Collaborated with cross-functional client teams to define project scopes, gather requirements, and present findings using clear visualizations and storytelling via Excel and PowerPoint
  • Contributed to building the company's online presence by developing website components using Readymag and custom React elements, enhancing user experience and showcasing service offerings to attract new clients

Graduate Assistant - Data Science

September 2023 – Present

DePaul University Office of the President

  • Leveraged end-to-end data workflows (including data ingestion and wrangling) using R, Python, and Tableau to develop interactive dashboards and data-driven insights that support strategic decision-making across multiple departments
  • Collaborated on a research paper assessing U.S. News & World Report ranking methodologies to provide data-driven recommendations and strategic insights for improving the University's standing in national rankings
  • Implemented advanced analytics and machine learning approaches (e.g., regression, spline calibration) alongside data preprocessing steps (including normalization) and data ingestion workflows, enabling robust predictive models and strategic insights for university ranking improvements
  • Co-developed a Tableau dashboard in collaboration with a cross-functional teammate, integrating data from multiple departments (via SQL) to support the Board of Trustees in making data-driven decisions on financial health, retention, enrollment, admissions, and faculty trends
  • Led feedback sessions with stakeholders to optimize product delivery by refining UI/UX design, resulting in clearer data presentation and an enhanced user experience

Technical Skills

Data Science & Analytics

RPythonSQLSASTableauPower BIStatistical ModelingMachine LearningData Visualization

Programming Languages

PythonRJavaC++JavaScriptTypeScriptDartSQL

Web Development

ReactNext.jsNode.jsTypeScriptTailwind CSSHTML5CSS3Responsive Design

Database Technologies

PostgreSQLSQL ServerSupabaseDatabase DesignData WarehousingETL Processes

Mobile Development

FlutterDartCross-platform DevelopmentiOSAndroid

Business Intelligence

TableauExcelPowerPointDashboard DesignData StorytellingKPI Development

Key Projects

US News & World Report Ranking Simulator

Co-authored research that successfully replicated and calibrated the USNWR National Universities ranking system using statistical modeling and machine learning approaches.

PythonRStatistical ModelingMachine LearningData Analysis

CourtLink Tennis Platform

A platform connecting tennis players, coaches, and courts to streamline scheduling and enhance the tennis community. Cross-platform mobile application.

FlutterDartPostgreSQLTypeScriptReactMobile Development

Personal Portfolio Website

Responsive portfolio website featuring modern animations, interactive cursor, and comprehensive security implementation.

Next.jsTypeScriptTailwind CSSFramer MotionReact

Interactive Data Dashboards

Developed comprehensive Tableau dashboards for university leadership, integrating multiple data sources for strategic decision-making.

TableauSQLRPythonData VisualizationBusiness Intelligence

Let's Connect

Interested in learning more about my experience and qualifications? I'd be happy to provide additional details and discuss opportunities.