Summary
Overview
Work history
Education
Skills
References
Timeline
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Xaviera Marks

Brooklyn,United States

Summary

Dynamic and detail-oriented professional with a strong foundation in data analysis and Microsoft Office, Experience in Excel, PowerPoint, and Word. Demonstrates exceptional communication skills through collaboration with diverse teams in both athletic and corporate environments. Proven leadership abilities developed as a Varsity Basketball Team Manager and through participation in the Flatbush Leadership Academy. Skilled in balancing multiple responsibilities, maintaining a 3.2 GPA while managing academics, athletics, extracurriculars, and a professional internship. Adept at problem-solving and ensuring accuracy in logistics, data collection, and event planning. Committed to professionalism with experience gained from an American Express internship and school leadership roles.

Overview

2
2
years of professional experience

Work history

Part-Time Intern

American Express
Manhattan, New York
09.2023 - 09.2025
  • Developed professional skills through hands-on projects.
  • Improved time management and communication.
  • Supported customer service and internal communications.
  • Used Excel and PowerPoint to organize data and create presentations.
  • Edited documents for grammar and clarity.

Intern

Flatbush Leadership Academy
Brooklyn, New York
01.2025 - 05.2025
  • Participated in stipend-based leadership program focused on service and personal development.
  • Gained job readiness, financial literacy, and community advocacy skills.
  • Engaged in college and career readiness workshops and outreach activities.
  • Partnered with mentor for guidance and support in professional growth.
  • Strengthened communication, leadership, and teamwork capabilities through hands-on experiences.

Open House Volunteer

Cristo Rey Brooklyn High School
Brooklyn, New York
03.2024 - 09.2025
  • Managed reservations and logistics for school open house events.
  • Ensured smooth and welcoming experience for prospective families.


Education

Senior - High School Student

Cristo Rey Brooklyn High School
Brooklyn, NY
09.2023 -

Skills


  • Data Analysis & Microsoft Office: Proficient in Excel, PowerPoint, and Word for organizing schedules, analyzing information, and creating presentations
  • Strong Communication: Experienced in collaborating with coaches, teammates, strong interpersonal skills developed through community service, and professionals in both athletic and corporate settings
  • Leadership & Team Collaboration: Built leadership skills as Basketball Team Manager, Dance Team Member, Softball Player and, and leadership training through Flatbush Leadership Academy
  • Independence & Time Management: Balanced academics, athletics, extracurriculars, and a professional internship with a 32 GPA
  • Problem-Solving & Attention to Detail: Assisted with logistics, data collection, and event planning while ensuring accuracy and efficiency
  • Professionalism: Developed workplace etiquette through American Express internship and school leadership roles
  • Organization: Used Microsoft Excel to collect, organize, and analyze data for a year-long project, demonstrating accuracy, time management, and problem-solving skills


References

  • Brooke Matejka, Teacher, bmatejka@cristoreybrooklyn.org, 09/03/23- Present
  • Sarah Ludrosky, Supervisor at American Express, Sarah.Ludrosky@aexp.com, 09/01/23-Present
  • Ezra Pean, Program Director at Flatbush Leadership Academy, progc@67clergycouncil.org, 646-498-8490, 01/04/25- /05/02/25

Timeline

Intern

Flatbush Leadership Academy
01.2025 - 05.2025

Open House Volunteer

Cristo Rey Brooklyn High School
03.2024 - 09.2025

Part-Time Intern

American Express
09.2023 - 09.2025

Senior - High School Student

Cristo Rey Brooklyn High School
09.2023 -

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Xaviera Marks