Andrii Piatakha
Online Course Instructor
4.44 (22.8K reviews)
Statistics
2.0M
total students
1384 hours
total content
May 2020
first content date
Jan 2026
last content date
Courses (64)
Cybersecurity for Developers: From Basics to Best Practices
(4.60 with 87 reviews)
8.4K
students
37 hours
content
Feb 2026
updated
$14.99
Mastering GRASP Principles in Object-Oriented Design
(5.00 with 1 reviews)
1.6K
students
5.0 hours
content
Feb 2026
updated
$14.99
Project Management with ChatGPT: Complete Guide
(4.62 with 443 reviews)
26.0K
students
38 hours
content
Nov 2025
updated
$14.99
Threat Modeling for Agentic AI: Attacks, Risks, Controls
(4.50 with 4 reviews)
3.3K
students
8.0 hours
content
Feb 2026
updated
$14.99
OpenAI API (ChatGPT, Whisper, DALL-E) - Complete Course
(4.49 with 57 reviews)
9.6K
students
29 hours
content
Feb 2026
updated
$14.99
Customer Service with AI: Practical Skills and Automation
(4.42 with 18 reviews)
3.1K
students
5.9 hours
content
Dec 2025
updated
$14.99
AI for Customer Success: Transforming Customer Relationships
(3.88 with 4 reviews)
2.0K
students
5.9 hours
content
Dec 2025
updated
$14.99
AI for Business Analysts: Practical Workflow Automation
(4.42 with 20 reviews)
3.9K
students
2.7 hours
content
Dec 2025
updated
$14.99
Language Learning with AI: Practical Skills Guide
(3.94 with 9 reviews)
3.5K
students
1.4 hours
content
Dec 2025
updated
$14.99
AI for Customer Experience: CX Automation and Analytics
(4.50 with 6 reviews)
2.9K
students
5.9 hours
content
Nov 2025
updated
$14.99
AI for Program Managers: Practical Skills and Automation
(4.67 with 12 reviews)
4.4K
students
37 hours
content
Nov 2025
updated
$14.99
Practical Guide to Using Custom GPTs: Work Assistants
42
students
2.0 hours
content
Nov 2025
updated
FREE
Master Basics of ChatGPT & OpenAI API
(4.35 with 97 reviews)
7.6K
students
1.8 hours
content
Jul 2025
updated
FREE
JDBC, DAO & SQL: Practical Crash Course - Build Database App
(4.54 with 82 reviews)
14.4K
students
15 hours
content
Nov 2025
updated
$14.99
Oracle Certified Associate Java Programmer (OCAJP) 1Z0-808
(4.56 with 593 reviews)
37.6K
students
33 hours
content
Nov 2025
updated
$14.99
Enterprise AI Security Architecture: Protecting AI Apps
(4.23 with 11 reviews)
5.0K
students
8.1 hours
content
Feb 2026
updated
$14.99
AI Security Fundamentals: Risks, Frameworks & Tools
(3.67 with 3 reviews)
4.6K
students
8.1 hours
content
Feb 2026
updated
$14.99
Securing AI Applications: From Threats to Controls
(4.83 with 3 reviews)
4.2K
students
8.1 hours
content
Feb 2026
updated
$14.99
AI Cybersecurity Solutions: Overview of Applied AI Security
(4.65 with 145 reviews)
7.8K
students
8.1 hours
content
Feb 2026
updated
$14.99
Java Programming - Master Java Basics
(4.39 with 714 reviews)
25.5K
students
2.5 hours
content
Aug 2025
updated
FREE
JPA & Hibernate: Complete Course with Online Shop Example
(4.48 with 72 reviews)
11.5K
students
6.6 hours
content
Oct 2025
updated
$14.99
Java Multithreading - Concurrency, Parallelism & Performance
(4.47 with 281 reviews)
68.4K
students
5.6 hours
content
Sep 2025
updated
$14.99
Secure coding in Java with Web Application Examples
(4.39 with 1.1K reviews)
19.0K
students
30 hours
content
Sep 2025
updated
$14.99
Git from Basics to Advanced: Practical Guide for Developers
(4.52 with 2.1K reviews)
170.6K
students
11 hours
content
Nov 2025
updated
$14.99
Preparation to Java SE 11 Developer Exam: 1Z0-819 & 1Z0-817
(4.56 with 352 reviews)
13.3K
students
42 hours
content
Sep 2025
updated
$14.99
Spring Framework for Java Developers: Practical Guide
(4.45 with 296 reviews)
25.2K
students
28 hours
content
Oct 2025
updated
$14.99
Automating Customer Success Workflows with AI
(4.26 with 81 reviews)
426
students
5.7 hours
content
Oct 2025
updated
$17.99
Secure Coding in Spring Boot: Real-World Coding Guide
(4.43 with 14 reviews)
9.7K
students
12 hours
content
Nov 2025
updated
$17.99
Java from Zero to First Job, Practical Guide, 2000+ examples
(4.38 with 6.3K reviews)
294.8K
students
172 hours
content
Feb 2026
updated
$17.99
OWASP Top 10 LLM 2025: AI Security Essentials
(4.43 with 46 reviews)
7.7K
students
12 hours
content
Feb 2026
updated
$17.99
Secure Code in Java and Spring Boot: Build Resilient Apps
(4.37 with 31 reviews)
9.7K
students
35 hours
content
Nov 2025
updated
$17.99
Java Best Practices for Efficient, Scalable, and Secure Code
(4.63 with 162 reviews)
11.0K
students
83 hours
content
Feb 2026
updated
$17.99
Code Reviews for Secure, Clean, and Scalable Code
(4.29 with 472 reviews)
20.1K
students
23 hours
content
Nov 2025
updated
$17.99
OWASP API Security Top 10 2021/2023/2025 with Java Examples
(4.33 with 712 reviews)
27.6K
students
38 hours
content
Feb 2026
updated
$17.99
Oracle Java SE 17 Developer Professional: 1Z0-829 Exam
(4.44 with 66 reviews)
8.2K
students
41 hours
content
Feb 2026
updated
$17.99
Data-Driven Quality Assurance & Quality Control: Metrics/KPI
(4.46 with 45 reviews)
9.3K
students
5.2 hours
content
Nov 2025
updated
$17.99
Oracle Java SE 21 Developer Professional: 1Z0-830
(4.61 with 288 reviews)
18.0K
students
40 hours
content
Feb 2026
updated
$17.99
Secure Coding: Security Best Practices in Web Applications
(4.71 with 19 reviews)
9.5K
students
36 hours
content
Nov 2025
updated
$17.99
Extreme Programming (XP): Techniques for Agile Development
(4.56 with 18 reviews)
10.1K
students
8.8 hours
content
Nov 2025
updated
$17.99
Java EE, Web Development: HTTP, Server,Servlet,HTML/CSS,JSP
(4.49 with 189 reviews)
29.0K
students
77 hours
content
Nov 2025
updated
$17.99
Object Oriented Programming - Basics to Advance (Java OOP)
(4.46 with 2.5K reviews)
204.9K
students
25 hours
content
Feb 2026
updated
$17.99
Resilience4j with Spring Boot: Build Fault-Tolerant Systems
(4.71 with 7 reviews)
7.0K
students
11 hours
content
Nov 2025
updated
$17.99
Software Architecture and Clean Code Design in OOP
(4.26 with 672 reviews)
109.2K
students
83 hours
content
Feb 2026
updated
$17.99
Defect Management & QA Reporting: Metrics & KPIs
(4.08 with 20 reviews)
8.0K
students
5.2 hours
content
Nov 2025
updated
$17.99
ChatGPT Complete Guide: OpenAI API, AI Tools, ChatGPT 4
(4.35 with 76 reviews)
16.0K
students
28 hours
content
Feb 2026
updated
$17.99
Resilience Patterns in Microservice Architecture: Hands-On
(4.72 with 18 reviews)
7.0K
students
11 hours
content
Nov 2025
updated
$17.99
JUnit 5, Mockito, PowerMock, TDD, BDD & ATTD
(4.33 with 388 reviews)
87.6K
students
4.3 hours
content
Nov 2025
updated
$17.99
Agile Mindset & Adaptability: The Complete Guide to XP
(4.73 with 13 reviews)
10.9K
students
8.8 hours
content
Nov 2025
updated
$17.99
UML: The Most Complete Guide with Real-Life Examples
(4.22 with 86 reviews)
22.8K
students
6.3 hours
content
Nov 2025
updated
$17.99
Relational Databases & SQL: Complete Guide for Developers
(4.46 with 494 reviews)
51.5K
students
15 hours
content
Nov 2025
updated
$17.99
QA Metrics & KPIs: Testing, Defect Tracking & Automation
(4.47 with 48 reviews)
10.0K
students
5.2 hours
content
Nov 2025
updated
$17.99
GoF Design Patterns - Complete Course with Java Examples
(4.21 with 593 reviews)
93.8K
students
3.6 hours
content
Nov 2025
updated
$17.99
Customer Service with ChatGPT: AI-Driven Customer Care
(4.46 with 74 reviews)
14.8K
students
5.9 hours
content
Nov 2025
updated
$17.99
Functional Programming + Lambdas, Method References, Streams
(4.24 with 344 reviews)
131.0K
students
2.5 hours
content
Nov 2025
updated
$17.99
Java Collections Framework + Generics, Lambdas & Stream API
(4.46 with 1.1K reviews)
182.9K
students
6.7 hours
content
Nov 2025
updated
$17.99
TDD, CI/CD, Pair Programming & Other XP Practices for Devs
(4.28 with 20 reviews)
11.3K
students
8.8 hours
content
Nov 2025
updated
$17.99
Information Security Crash Course: Quick Steps to Safety
(4.41 with 144 reviews)
21.3K
students
13 hours
content
Nov 2025
updated
$17.99
Customer Success with ChatGPT(AI): Innovate Client Relations
(4.43 with 47 reviews)
15.8K
students
5.9 hours
content
Nov 2025
updated
$17.99
SDET C#: Test Automation From Scratch - Detailed Guide
(4.40 with 192 reviews)
31.6K
students
32 hours
content
Jul 2025
updated
$17.99
OWASP Seguridad API Top 10 2021 + 2023 con Ejemplos en Java
(4.66 with 22 reviews)
10.6K
students
12 hours
content
Feb 2025
updated
$17.99
Codificación Segura en Java con Ejemplos de Aplicaciones Web
(4.47 with 36 reviews)
12.1K
students
12 hours
content
Feb 2025
updated
$17.99
Mejores Prácticas de Seguridad en Aplicaciones Web
(4.33 with 20 reviews)
12.0K
students
12 hours
content
Feb 2025
updated
$17.99
OWASP Top 10 2023 de Seguridad en APIs: Guía Completa
(4.32 with 37 reviews)
12.1K
students
12 hours
content
Feb 2025
updated
$17.99
SDET Java: Automation Testing from Scratch - Complete Guide
(4.47 with 890 reviews)
8.4K
students
81 hours
content
Sep 2025
updated
$11.99