Andrii Piatakha
Founder and CEO in IT-Bulls, Founder of Learn-IT University
4.45 (20477 reviews)
54
active courses
1
removed courses
Dec 2019
first content date
Aug 2025
last content date

1824576
total students
20477
total reviews
4.45
average rating
1109
total content length
Courses

Secure Coding: Security Best Practices in Web Applications
1.9K
students
29.5 hours
content
Aug 2025
updated
$19.99

Oracle Java SE 17 Developer Professional: 1Z0-829 Exam
1K
students
33.5 hours
content
Aug 2025
updated
$19.99

Secure Code in Java and Spring Boot: Build Resilient Apps
2K
students
29.5 hours
content
Aug 2025
updated
$19.99

Resilience4j with Spring Boot: Build Fault-Tolerant Systems
1.7K
students
11 hours
content
Aug 2025
updated
$19.99

Resilience Patterns in Microservice Architecture: Hands-On
1.9K
students
11 hours
content
Aug 2025
updated
100%OFF

Secure Coding in Spring Boot: Real-World Coding Guide
2K
students
11 hours
content
Aug 2025
updated
100%OFF

Data-Driven Quality Assurance & Quality Control: Metrics/KPI
4K
students
5 hours
content
Jul 2025
updated
100%OFF

QA Metrics & KPIs: Testing, Defect Tracking & Automation
4.3K
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
6.4K
students
8.5 hours
content
Jul 2025
updated
100%OFF

TDD, CI/CD, Pair Programming & Other XP Practices for Devs
6.2K
students
8.5 hours
content
Jul 2025
updated
100%OFF

Extreme Programming (XP): Techniques for Agile Development
6.2K
students
8.5 hours
content
Jul 2025
updated
100%OFF

Codificación Segura en Java con Ejemplos de Aplicaciones Web
9.4K
students
12.5 hours
content
Feb 2025
updated
100%OFF

OWASP Top 10 2023 de Seguridad en APIs: Guía Completa
9.1K
students
12.5 hours
content
Feb 2025
updated
100%OFF

Mejores Prácticas de Seguridad en Aplicaciones Web
9.1K
students
12.5 hours
content
Feb 2025
updated
100%OFF

OWASP Seguridad API Top 10 2021 + 2023 con Ejemplos en Java
7.4K
students
12.5 hours
content
Feb 2025
updated
100%OFF

Information Security Crash Course: Quick Steps to Safety
14.9K
students
7 hours
content
Jul 2025
updated
100%OFF

Oracle Java SE 21 Developer Professional: 1Z0-830
11.4K
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
11.1K
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
12.6K
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
2.4K
students
61 hours
content
Jul 2025
updated
$19.99

UML: The Most Complete Guide with Real-Life Examples
19.3K
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
8.9K
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
22.3K
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
22.2K
students
70.5 hours
content
Aug 2025
updated
100%OFF

SDET C#: Test Automation From Scratch - Detailed Guide
27.9K
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
Aug 2025
updated
$19.99

Relational Databases & SQL: Complete Guide for Developers
41.9K
students
14 hours
content
Feb 2025
updated
100%OFF

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
89.8K
students
3.5 hours
content
Jul 2025
updated
100%OFF

Software Architecture and Clean Code Design in OOP
102.8K
students
62.5 hours
content
Jul 2025
updated
100%OFF

Java Collections Framework + Generics, Lambdas & Stream API
177.6K
students
6 hours
content
Aug 2025
updated
100%OFF

Functional Programming + Lambdas, Method References, Streams
127.6K
students
2 hours
content
Jul 2025
updated
100%OFF

Object Oriented Programming - Basics to Advance (Java OOP)
197.3K
students
15 hours
content
Aug 2025
updated
100%OFF

Java from Zero to First Job, Practical Guide, 2000+ examples
281.9K
students
144 hours
content
Aug 2025
updated
$19.99