Andrii Piatakha
Founder and CEO in IT-Bulls, Founder of Learn-IT University
4.45 (20212 reviews)
52
active courses
1
removed courses
Dec 2019
first content date
Jul 2025
last content date
1788400
total students
20212
total reviews
4.45
average rating
1034
total content length
Courses
Secure Code in Java and Spring Boot: Build Resilient Apps
725
students
29.5 hours
content
Jul 2025
updated
$19.99
Resilience4j with Spring Boot: Build Fault-Tolerant Systems
4
students
11 hours
content
Aug 2025
updated
$54.99
Resilience Patterns in Microservice Architecture: Hands-On
5
students
11 hours
content
Aug 2025
updated
$54.99
Data-Driven Quality Assurance & Quality Control: Metrics/KPI
2.9K
students
5 hours
content
Jul 2025
updated
100%OFF
QA Metrics & KPIs: Testing, Defect Tracking & Automation
3.3K
students
5 hours
content
Jul 2025
updated
100%OFF
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
5.7K
students
8.5 hours
content
Jul 2025
updated
100%OFF
TDD, CI/CD, Pair Programming & Other XP Practices for Devs
5.4K
students
8.5 hours
content
Jul 2025
updated
100%OFF
Extreme Programming (XP): Techniques for Agile Development
5.6K
students
8.5 hours
content
Jul 2025
updated
100%OFF
Codificación Segura en Java con Ejemplos de Aplicaciones Web
8.8K
students
12.5 hours
content
Feb 2025
updated
100%OFF
OWASP Top 10 2023 de Seguridad en APIs: Guía Completa
8.6K
students
12.5 hours
content
Feb 2025
updated
100%OFF
Mejores Prácticas de Seguridad en Aplicaciones Web
8.5K
students
12.5 hours
content
Feb 2025
updated
100%OFF
OWASP Seguridad API Top 10 2021 + 2023 con Ejemplos en Java
6.9K
students
12.5 hours
content
Feb 2025
updated
100%OFF
Information Security Crash Course: Quick Steps to Safety
13.8K
students
7 hours
content
Jul 2025
updated
100%OFF
Oracle Java SE 21 Developer Professional: 1Z0-830
10.3K
students
32.5 hours
content
Jul 2025
updated
100%OFF
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
10.4K
students
4 hours
content
Jul 2025
updated
100%OFF
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
11.8K
students
4 hours
content
Jul 2025
updated
100%OFF
ChatGPT for Program Management: From Basics to Advanced
4.5K
students
33.5 hours
content
Jul 2025
updated
$19.99
Java Best Practices for Efficient, Scalable, and Secure Code
1.4K
students
55 hours
content
Jul 2025
updated
$19.99
UML: The Most Complete Guide with Real-Life Examples
18.8K
students
6 hours
content
Jul 2025
updated
100%OFF
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
7.7K
students
17 hours
content
Jul 2025
updated
100%OFF
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
21K
students
26 hours
content
Jul 2025
updated
100%OFF
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
20.5K
students
70.5 hours
content
Jul 2025
updated
$19.99
SDET C#: Test Automation From Scratch - Detailed Guide
27.4K
students
32 hours
content
Jul 2025
updated
100%OFF
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
40.2K
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
89.3K
students
3.5 hours
content
Jul 2025
updated
100%OFF
Software Architecture and Clean Code Design in OOP
101.8K
students
56.5 hours
content
Jul 2025
updated
100%OFF
Java Collections Framework + Generics, Lambdas & Stream API
176.7K
students
6 hours
content
Jul 2025
updated
100%OFF
Functional Programming + Lambdas, Method References, Streams
127.1K
students
2 hours
content
Jul 2025
updated
100%OFF
Object Oriented Programming - Basics to Advance (Java OOP)
196K
students
15 hours
content
Jul 2025
updated
100%OFF
Java from Zero to First Job, Practical Guide, 2000+ examples
280.1K
students
144 hours
content
Jul 2025
updated
100%OFF