English teacher Callista

Callista

Professional Teacher
Teaches
English
Native
Speaks
Igbo
Spanish
TEFL Certified International Tutor with over 10 years Teaching Experience.
From NigeriaLiving in Lagos, Nigeria (07:48 UTC+01:00)
About Me
italki teacher since May 2, 2024
InterestsMusicReadingFoodBusiness & FinanceTravel
Hello! I’m Callista, your TEFL-certified English coach with 10+ years of experience - specializing in Business English, interviews, and exams. As a Nigerian, fluent in Igbo and Spanish, I bridge cultures while boosting your confidence. My MBA studies (Quantic, USA) fuel my passion for real-world English - whether you’re prepping for a job, mastering conversations, or polishing professional documents. Let’s make learning lively, tailored, and effective! Why students love my classes? ✓ Fast progress with patient, engaging lessons ✓ Practical focus (business, travel, daily life) ✓ Fun vibe - music, stories, and laughter included! Ready to speak fluently? Book a trial, let’s achieve your goal
4.9
Rating
94
Students
179
Lessons
99%
Attendance rate
100%
Response rate

English Lessons

Trial Lesson
77 lessons completed
USD 5.00+
Conversational English (Beginner to Advanced)
A1 -  C2

Language Essentials

82 lessons completed
USD 10.00+
Package with 15% off
Grammar Booster/Structured English Lessons (Reading, Writing, Listening, Speaking)
A2 -  C2

Language Essentials

11 lessons completed
USD 11.00+
Package with 14% off
Business English / Interview Preparation / Test Preparation / Document Editing / Proof Reading / Writing Assistance / Correction
B1 -  C2

Language Essentials

1 lessons completed
USD 12.00+
Package with 6% off
Pronunciation Class
A1 -  C2

Conversation

0 lessons completed
USD 10.00+

Availability

Based on your timezone (UTC+00:00)
My creations
Quiz (28)

20 Reviews

Student Isabel Lobato
Isabel Lobato
4 English lessons
Teacher’s pick
La primera vez que tengo una clase online y Callista me ha hecho sentirme muy cómoda.
May 17, 2025
Student Rawan Alqarni
Rawan Alqarni
2 English lessons
Teacher’s pick
She’s deserves more than five stars ⭐️ I want to advise anyone to learn English with teacher Callista . She’s soooooo kind, wonderful, and creative. I will return to her again , Thanks for your time and for your support I appreciate 🙏🏻
Jul 14, 2024
Student Hyehwa Kim
Hyehwa Kim
1 English lesson
It was a really good class. Callista gave me really useful and practical tips for my goals.
Feb 22, 2025
Student 🍭 Anna姌🍒
🍭 Anna姌🍒
36 English lessons
Teacher’s pick
Callista is a very patient and friendly person . I really enjoy the time talking to her.
Jan 21, 2025
Student Daphne
Daphne
1 English lesson
very nice😊
May 13, 2025
Student Magda MMM
Magda MMM
2 English lessons
great and nice teacher!
Jan 28, 2025
Your final payment will be made in USD