Summary
Overview
Work History
Education
Skills
References
Timeline
Generic

Gianna Castillo

Donna

Summary

Dynamic elementary educator with a proven track record at Horizon Montessori, adept at fostering student engagement through innovative teaching strategies and positive reinforcement. Skilled in behavioral management and conflict resolution, I create inclusive learning environments that motivate diverse learners and enhance academic curiosity. Committed to continuous growth and collaboration with colleagues.

Overview

9
9
years of professional experience

Work History

Elementary Teacher

Horizon Montessori
McAllen
01.2022 - Current
  • Arranged field trips as tool to provide students with real-world experiences.
  • Improved student engagement by implementing student-centered classroom management techniques to foster academic curiosity.
  • Planned and delivered engaging lessons to all students in the class.
  • Created innovative teaching strategies to motivate reluctant learners.
  • Provided individualized instruction to meet the needs of diverse learners.
  • Identified student needs and collaborated with faculty to resolve social, cognitive or behavioral challenges.
  • Collaborated with other teachers and school staff to create lesson plans.
  • Participated in professional development workshops related to curriculum changes.
  • Handled challenging classroom behaviors with positive and affirming techniques.
  • Provided positive feedback with emphasis on learning from mistakes to establish solid foundation for progress.
  • Utilized various teaching techniques such as projects, games, debates.
  • Facilitated small group discussions on key topics within the curriculum.
  • Collaborated with other teachers to share best practices and resources.
  • Attended IEP meetings with parents, administrators, counselors, and specialists.
  • Built relationships with students and guardians through active communication and positive feedback.
  • Encouraged creativity by giving students choices in learning topics and methods.

Assistant Manager

Sonic Drive In
Weslaco
02.2019 - 01.2022
  • Reviewed sales reports to enhance sales performance and improve inventory management accuracy.
  • Planned and prepared workflow schedules, delegating tasks for 20-member team.
  • Directed and led employees, supervising activities to drive productivity and efficiency.
  • Mentored staff to enhance skills and achieve daily targets, using hands-on and motivational leadership.
  • Delegated daily tasks to team members to optimize group productivity.

Server

Ranch House Burgers
Weslaco
12.2017 - 01.2019
  • Operated POS terminals to input orders, split bills and calculate totals.
  • Promoted desserts, appetizers and specialty drinks to optimize sales.
  • Greeted customers, answered questions and recommended specials, wine and desserts to increase profits.
  • Prepared salads, appetizers and set up garnish stations to assist kitchen staff.
  • Collaborated with host, bus person and cook to serve up food and beverage options.
  • Restocked nonperishable food items, condiments and napkins to keep pantry well-supplied.
  • Enforced minimum age requirements for consumption of alcoholic beverages by checking identification.
  • Checked with guests to get feedback on food served, resolve issues, bring additional items and refill beverages.
  • Led team in carrying out day-to-day tasks with customer service program in mind.
  • Maintained polite and professional demeanor to patrons to encourage inquiries and order placements.
  • Welcomed guests with personable attitude and smile, offering to bring beverage orders while reviewing menu options.

Team Member

Whataburger
Donna
07.2016 - 08.2017
  • Completed skilled finishing work with excellent process knowledge and advanced manual dexterity.
  • Worked hard to learn all required tasks quickly and maximize performance.
  • Assisted newly hired team members by explaining company procedures and safety requirements.
  • Uphold high standards of productivity and quality in all areas of operations.
  • Maintained excellent levels of workplace cleanliness around equipment to enhance safety and productivity.
  • Built and maintained working relationships with peers and upper management.
  • Rotated through series of different stations based on team needs.

Education

Pre-leveling Masters Program - Communication Sciences And Disorders

Abilene Christian University
Abilene, TX
08-2025

Bachelor of Science - Psychology

The University of Texas Rio Grande Valley
Edinburg, TX
05.2021

Skills

  • Time Management
  • Friendly, positive attitude
  • Leadership
  • Issue and conflict resolution
  • People skills
  • Multitasking
  • Growth mindset
  • Student motivation
  • Positive reinforcement
  • Classroom organization
  • Organizational skills
  • Behavioral management
  • Student engagement
  • Elementary education
  • Active listening
  • Verbal and written communication

References

References available upon request.

Timeline

Elementary Teacher

Horizon Montessori
01.2022 - Current

Assistant Manager

Sonic Drive In
02.2019 - 01.2022

Server

Ranch House Burgers
12.2017 - 01.2019

Team Member

Whataburger
07.2016 - 08.2017

Pre-leveling Masters Program - Communication Sciences And Disorders

Abilene Christian University

Bachelor of Science - Psychology

The University of Texas Rio Grande Valley

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