Andrii Piatakha
Founder and CEO in IT-Bulls, Founder of Learn-IT University
4.46 (19999 reviews)
48
active courses
1
removed courses
Dec 2019
first content date
Jul 2025
last content date

1766487
total students
19999
total reviews
4.46
average rating
945
total content length
Courses

Data-Driven Quality Assurance & Quality Control: Metrics/KPI
2.1K
students
5 hours
content
Jul 2025
updated
$19.99

QA Metrics & KPIs: Testing, Defect Tracking & Automation
3K
students
5 hours
content
Jul 2025
updated
$19.99

Git from Basics to Advanced: Practical Guide for Developers
170.4K
students
10.5 hours
content
Jul 2025
updated
$19.99

Agile Mindset & Adaptability: The Complete Guide to XP
5K
students
8.5 hours
content
Jul 2025
updated
$19.99

TDD, CI/CD, Pair Programming & Other XP Practices for Devs
4.8K
students
8.5 hours
content
Jul 2025
updated
$19.99

Extreme Programming (XP): Techniques for Agile Development
4.9K
students
8.5 hours
content
Jul 2025
updated
$19.99

Codificación Segura en Java con Ejemplos de Aplicaciones Web
8.3K
students
12.5 hours
content
Feb 2025
updated
$19.99

OWASP Top 10 2023 de Seguridad en APIs: Guía Completa
8.1K
students
12.5 hours
content
Feb 2025
updated
$19.99

Mejores Prácticas de Seguridad en Aplicaciones Web
7.9K
students
12.5 hours
content
Feb 2025
updated
$19.99

OWASP Seguridad API Top 10 2021 + 2023 con Ejemplos en Java
6.5K
students
12.5 hours
content
Feb 2025
updated
$19.99

Information Security Crash Course: Quick Steps to Safety
12.7K
students
7 hours
content
Jul 2025
updated
$19.99

Cybersecurity for Developers: From Basics to Best Practices
8.2K
students
19 hours
content
Jul 2025
updated
$19.99

OWASP API Security Top 10 2023: Comprehensive Security Guide
4.2K
students
19 hours
content
Jul 2025
updated
$19.99

Customer Service with ChatGPT: AI-Driven Customer Care
9.8K
students
4 hours
content
Jul 2025
updated
$19.99

Customer Experience with Generative AI: Advanced CX with AI
10.7K
students
4 hours
content
Jul 2025
updated
$19.99

Customer Success with ChatGPT(AI): Innovate Client Relations
11.3K
students
4 hours
content
Jul 2025
updated
$19.99

ChatGPT for Program Management: From Basics to Advanced
4.5K
students
33.5 hours
content
Jul 2025
updated
$19.99

Code Reviews for Secure, Clean, and Scalable Code
12.5K
students
10.5 hours
content
Jul 2025
updated
$19.99

Java Best Practices for Efficient, Scalable, and Secure Code
1.3K
students
55 hours
content
Jul 2025
updated
$19.99

UML: The Most Complete Guide with Real-Life Examples
18.3K
students
6 hours
content
Jul 2025
updated
$19.99

OpenAI API (ChatGPT, Whisper, DALL-E) - Complete Course
7.3K
students
18 hours
content
Jul 2025
updated
$19.99

ChatGPT Complete Guide: OpenAI API, AI Tools, ChatGPT 4
6.7K
students
17 hours
content
Jul 2025
updated
$19.99

Spring Framework for Java Developers: Practical Guide
25.1K
students
20.5 hours
content
Jul 2025
updated
$19.99

JPA & Hibernate: Complete Course with Online Shop Example
11.4K
students
6 hours
content
Jul 2025
updated
$19.99

OWASP API Security Top 10 2021 + 2023 with Java Examples
20K
students
20 hours
content
Jul 2025
updated
$19.99

Secure coding in Java with Web Application Examples
18.9K
students
20 hours
content
Jul 2025
updated
$19.99

Java EE, Web Development: HTTP, Server,Servlet,HTML/CSS,JSP
19K
students
64.5 hours
content
Jul 2025
updated
$19.99

SDET C#: Test Automation From Scratch - Detailed Guide
27.2K
students
32 hours
content
Jul 2025
updated
$19.99

Preparation to Java SE 11 Developer Exam: 1Z0-819 & 1Z0-817
13.2K
students
39.5 hours
content
Jul 2025
updated
$19.99

JDBC, DAO & SQL: Practical Crash Course - Build Database App
14.3K
students
14 hours
content
Jul 2025
updated
$19.99

SDET Java: Automation Testing from Scratch - Complete Guide
8.3K
students
78.5 hours
content
Jul 2025
updated
$19.99

Relational Databases & SQL: Complete Guide for Developers
38.6K
students
14 hours
content
Feb 2025
updated
$19.99

Oracle Certified Associate Java Programmer (OCAJP) 1Z0-808
37.3K
students
25 hours
content
Jul 2025
updated
$24.99

Java Multithreading - Concurrency, Parallelism & Performance
68.3K
students
5 hours
content
Jul 2025
updated
$19.99

GoF Design Patterns - Complete Course with Java Examples
88.8K
students
3.5 hours
content
Jul 2025
updated
$19.99

Software Architecture and Clean Code Design in OOP
101.5K
students
56.5 hours
content
Jul 2025
updated
$19.99

Java Collections Framework + Generics, Lambdas & Stream API
176.4K
students
6 hours
content
Jul 2025
updated
$19.99

Functional Programming + Lambdas, Method References, Streams
126.6K
students
2 hours
content
Jul 2025
updated
$19.99

Object Oriented Programming - Basics to Advance (Java OOP)
195K
students
15 hours
content
Jul 2025
updated
$19.99

Java from Zero to First Job, Practical Guide, 2000+ examples
278K
students
136 hours
content
Jul 2025
updated
$19.99