Summary
Overview
Work History
Education
Skills
Certification
Languages
References
Timeline
Generic

Lissette Castillo Nuñez

Burlington Toronto,ON

Summary

General Psychologist and International Behavior Therapist (IBT) with proven expertise in early childhood education and ABA therapy. Proficient in managing preschool operations, conducting functional behavior assessments, and implementing tailored intervention plans. Experienced in supporting children with autism, ADHD, and other developmental challenges, using evidence-based strategies. Committed to enhancing fine motor skills, executive functioning, and early literacy through structured play and practical learning activities.

Overview

8
8
years of professional experience
1
1
Certification

Work History

General Manager • ABA Therapist • Program Coordina

Mis Pequeñas Manitas
Dominican Republic, Dominican Republic
08.2024 - Current
  • Lead the overall management of the preschool and daycare, including staff supervision, curriculum review, classroom support, and coordination of all yearly academic activities.
  • Conduct Functional Behavior Assessments (FBAs) (ABBLS, VB-MAP) and develop individualized ABA intervention plans for children with autism, ADHD combined type, mild intellectual disability, dyslexia, speech delays, and behavioral challenges.
  • Deliver 1:1 ABA therapy targeting communication, social interaction, adaptive behavior,Pre-Academic Skills Development, emotional regulation, and independence in daily routines.
  • Oversee the Homework & Executive Functioning Program, using structured play to strengthen attention, concentration, working memory, task initiation, inhibition control, and problem-solving.
  • Provide specialized academic and behavioral support to children with learning differences, including reading intervention, phonological awareness, visual–auditory association strategies, and multisensory methods.
  • Manage a caseload of children with mild intellectual disabilities and dyslexia, creating adapted materials and individualized learning supports to ensure measurable progress.
  • Design, implement, and supervise the Fine Motor Skills Program, planning activities that strengthen pre-writing skills, hand dexterity, coordination, autonomy, and independence in academic tasks.
  • Develop early literacy activities starting at age 2, integrating association-based learning, language exposure, visual discrimination, and emergent reading readiness strategies.
  • Collaborate closely with parents through regular meetings, progress updates, individualized home recommendations, and family coaching based on ABA principles.
  • Monitor staff lesson plans, provide feedback, train teachers on behavior strategies, and ensure consistency in classroom management and instructional quality.
  • Promote an inclusive learning environment by creating structured routines, visual supports, sensory accommodations, and behavior-supportive practices.
  • Maintain accurate documentation including behavior data, progress notes, session notes, program graphs, and quarterly reports.

Speech & Language Therapist /Registered Behavioral Therapist

PsicoAvanza
Mao , Valverde
02.2023 - 01.2025

· Conducted speech and language evaluations, diagnosis, and individualized intervention plans.

· Performed Functional Behavior Assessments (FBA) and implemented behavioral intervention programs.

· Supported communication development, articulation, expressive and receptive language, and early literacy.

Collaborated with families to monitor progress and skill generalization.

Assistant Preschool Teacher

Pre-escolar Crecer Jugando
Santiago, Carr. Don Pedro
10.2023 - 03.2024

· Provided behavioral support to a nonverbal child with developmental needs.

· Improved classroom routine adaptation and decreased disruptive behaviors.

· Increased attention, fine motor skills, and identification of colors, shapes, numbers, and letters.

· Created visual schedules, pictograms, and adapted materials.

· Facilitated learning of turn-taking and functional communication skills.

Shadow Teacher

Colegio bilingue New Horizons
Santiago, Santiago
08.2022 - 06.2023
  • Supported a student with visual impairment and developmental needs.
  • Provided English Braille instruction and utilized tactile learning tools to teach foundational math skills.
  • Successfully trained the student to use the Braille abacus.
  • Improved recognition of geometric shapes through tactile exploration.
  • Adapted academic content using tactile and multisensory resources.
  • Enhanced writing within limits, spelling, reading fluency, and comprehension.
  • Collaborated with parents to discuss student progress and strategies.
  • Adapted learning materials to meet diverse student needs effectively.

Assistant Teacher

O & M Hostos School
Santiago , Santiago
08.2017 - 10.2017
  • Assisted lead teacher in developing engaging lesson plans and classroom activities.
  • Supported students with daily tasks to enhance learning and social skills.
  • Monitored student progress and provided feedback to ensure understanding of materials.
  • Organized classroom materials and resources for optimal learning environment.
  • Communicated effectively with parents regarding student performance and classroom activities.
  • Was in charge of the after-school program

Behavioral Therapist (ABA)

Bear and Kids
Santiago, Santiago de los caballeros
07.2023 - 2023
  • Implemented ABA programs to enhance communication, adaptive behavior, and social skills.
  • Supported children facing significant behavioral challenges, including aggression and low frustration tolerance.
  • Achieved elimination of aggressive behaviors while promoting toilet training and improved requesting.
  • Facilitated turn-taking and rule-following skills through targeted interventions.

Education

High School Diploma -

Colegio Santa Ana
C. Colón 37, Santiago De Los Caballeros 51000
08-2008

Bachelor’s Degree - General Psychology

Universidad Tecnológica De Santiago (UTESA)
Av Salvador Estrella Sadhalá Esq.
08-2008

Skills

  • ABA therapy and behavior intervention
  • Functional Behavior Assessment (FBA), ABBLS, and VB-MAP
  • Data Collection, Graphing & Progress Reports
  • Program Supervision & Team Leadership
  • Early Childhood Development
  • Executive Functioning Training (attention, memory, inhibition, flexibility)
  • Individualized Education Planning (IEP goals)
  • Early literacy development (phonological awareness and association-based learning)
  • Fine Motor Development Program Design
  • Parent Training & Family Collaboration
  • Classroom Management & Adaptations
  • Support for ADHD, Autism, Intellectual Disability & Dyslexia
  • Curriculum Planning & Teacher Supervision

Certification

•International Behaviour Analyst IBT, Child Hope Center, 605 Ives Dairy Rd, Miami, FL 33179, United States
• Diploma in Neurodevelopmental Disorders: Autism, ADHD, and Learning Disorders.
• Diploma in Language Stimulation and Therapy with Practical Tools.
• Diploma in Evaluation and Modification of Challenging Behaviors in Children with Autism.
• Diploma in Adaptive Behavior in Children with Autism – Intervention Strategies.
• Diploma in Verbal Behavior Intervention Strategies for Children with Autism.

Languages

English
Advanced (C1)
C1
Spanish
Native
Native

References

References available upon request.

Timeline

General Manager • ABA Therapist • Program Coordina

Mis Pequeñas Manitas
08.2024 - Current

Assistant Preschool Teacher

Pre-escolar Crecer Jugando
10.2023 - 03.2024

Behavioral Therapist (ABA)

Bear and Kids
07.2023 - 2023

Speech & Language Therapist /Registered Behavioral Therapist

PsicoAvanza
02.2023 - 01.2025

Shadow Teacher

Colegio bilingue New Horizons
08.2022 - 06.2023

Assistant Teacher

O & M Hostos School
08.2017 - 10.2017

High School Diploma -

Colegio Santa Ana

Bachelor’s Degree - General Psychology

Universidad Tecnológica De Santiago (UTESA)
Lissette Castillo Nuñez