Summary
Work History
Education
Skills
Timeline
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JANNELLY VILLARREAL

Edinburg

Summary

Detail-oriented Business Analytics graduate student (Master’s expected Spring 2026) with hands-on experience in data analysis, predictive modeling, SQL, R, Python, and Excel Solver. Strong communication and problem-solving skills from a teaching background, with a proven ability to simplify complex information and support data-driven decision-making. Passionate about improving healthcare operations through accurate, insightful analytics.

Work History

Middle School English Teacher

Edinburg CISD
01.2021 - 2025
  • Analyzed student performance data to identify patterns, learning gaps, and areas of improvement.
  • Developed clear, data-driven progress reports for administrators, parents, and intervention teams.
  • Managed high-volume documentation, deadlines, and communications.
  • Delivered complex information in a simplified, structured format.
  • Tracked performance trends for 100+ students using organized systems.
  • Participated in professional development workshops to refine teaching skills and methodologies.
  • Developed engaging lesson plans aligned with curriculum standards.

Sales Associate

James Avery Jewelry
2017 - 2021
  • Trained new associates, reinforcing communication and instructional strength.
  • Supported operations and workflow in a fast-paced retail environment.
  • Conducted transactions accurately using point-of-sale systems.
  • Educated clients about product features, care, and warranty options.
  • Resolved customer inquiries and concerns to foster loyalty and satisfaction.

Education

Master of Science - Business Analytics & Artificial Intelligence (Healthcare Specialization)

University of Texas Rio Grande Valley
01-2026

Bachelor of Arts - English | Teacher Certification

University of Texas Rio Grande Valley
01-2021

Skills

  • Data cleaning, exploratory data analysis (EDA), regression, and predictive modeling
  • Classification techniques: Naive Bayes, CART, Random Forest, KNN
  • Text mining and sentiment analysis (Python/R)
  • Healthcare analytics: medical cost analysis & risk prediction models
  • SQL querying, Excel Solver optimization, Tableau dashboarding
  • Report writing, clear communication, documentation, workflow organization
  • High attention to detail with accuracy in data validation and reporting

Timeline

Middle School English Teacher

Edinburg CISD
01.2021 - 2025

Sales Associate

James Avery Jewelry
2017 - 2021

Master of Science - Business Analytics & Artificial Intelligence (Healthcare Specialization)

University of Texas Rio Grande Valley

Bachelor of Arts - English | Teacher Certification

University of Texas Rio Grande Valley

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