Ritchel Regina Castillo
@ritchelreginacastill
Experienced ESL teacher and content writer focused on effective communication and marketing.
What I'm looking for
I bring a global perspective and a premium on excellence, with years teaching ESL, IELTS, TOEFL and Business English to learners from Japan, China, Vietnam, Taiwan, Russia and beyond. I prioritize efficiency and effectiveness in both classroom instruction and content production.
As a content writer and marketing officer, I have written press releases, email campaigns, social media captions, website copy, and training materials; I have also managed Facebook and Instagram accounts and designed marketing collaterals using Canva. I combine instructional skill with practical marketing and multimedia production experience.
I have led teams and projects, supported corporate training initiatives, and developed learning materials and communications that drive engagement. I am motivated by opportunities to blend teaching, content strategy, and digital media to deliver measurable results.
Experience
Work history, roles, and key accomplishments
ESL Teacher
Centre for Premiere International Language Studies
Jul 2022 - Dec 2022 (5 months)
Taught IELTS Writing and Speaking, Business English, and general ESL to Vietnamese, Japanese, Taiwanese, and South Korean students, improving exam readiness and classroom performance.
Online English Tutor
Cenix BPO
Jan 2021 - Feb 2021 (1 month)
Provided part-time online English tutoring to Japanese professionals and business owners and produced blog articles for company websites.
English Instructor
Noon Dalton
May 2019 - Jul 2019 (2 months)
Taught Business English, TOEFL, ESL, and TOEIC to Japanese, Chinese, South Korean, and Taiwanese learners and produced website and social content.
English Teacher
Seiha English Network Philippines, Inc.
Apr 2018 - Jun 2018 (2 months)
Taught English as a second language to Japanese grade school and high school students and supported course delivery for young professionals.
ESL Teacher
MedSpecialized, Inc.
Jan 2018 - Mar 2018 (2 months)
Delivered full-time ESL instruction and training programs, teaching basic English to Japanese learners in online settings and supporting course implementation.
Online English Tutor
BridgeCulture Inc.
Mar 2017 - May 2017 (2 months)
Tutored grade-school Japanese students online in conversational and academic English, improving fundamentals and classroom confidence.
ESL Teacher
North American Language Academy
Aug 2015 - Dec 2015 (4 months)
Taught ESL, IELTS grammar, and TOEFL to Russian, Brazilian, and French students and designed marketing materials using Canva.
Business Development Officer
Human Factor Training and Consultancy
Apr 2014 - Jun 2014 (2 months)
Spearheaded the corporate training and business consulting arm, organized marketing initiatives, and promoted training services to clients.
English Instructor
UV ESL Academy
Feb 2010 - Aug 2010 (6 months)
Provided full-time ESL and TOEIC instruction to South Korean and Japanese students, focusing on test preparation and language proficiency gains.
ESL Tutor
Potentials Training Center
Apr 2004 - Oct 2006 (2 years 6 months)
Tutored ESL to South Korean, Taiwanese, and European students and supported corporate training and business consulting initiatives.
Language Trainer
Brighture Inc.
Jan 2015 - Present (10 years 9 months)
Completed a two-week full-time language trainer program focused on curriculum delivery, classroom techniques, and instructional best practices.
Education
Degrees, certifications, and relevant coursework
Saint Theresa's College - Cebu
Bachelor of Arts, Mass Communication
1997 - 2000
Activities and societies: Cast, Les Misérables (1997–1998); Member, Teatro Aninag (1997–1999)
Completed a Bachelor of Arts in Mass Communication at Saint Theresa's College - Cebu from 1997 to 2000. Participated in theatre activities including cast in Les Misérables and membership in Teatro Aninag.
University of San Carlos Girl's High School
High School Diploma, Secondary Education
1993 - 1997
Completed a High School Diploma at University of San Carlos Girl's High School from 1993 to 1997.
Availability
Location
Authorized to work in
Job categories
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