Andrii Piatakha
Founder and CEO in IT-Bulls, Founder of Learn-IT University
4.45 (20534 reviews)
54
active courses
1
removed courses
Dec 2019
first content date
Sep 2025
last content date
1833663
total students
20534
total reviews
4.45
average rating
1119
total content length
Courses
Secure Coding: Security Best Practices in Web Applications
2K
students
29.5 hours
content
Aug 2025
updated
100%OFF
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
2.7K
students
11 hours
content
Aug 2025
updated
100%OFF
Resilience Patterns in Microservice Architecture: Hands-On
2.3K
students
11 hours
content
Aug 2025
updated
100%OFF
Secure Coding in Spring Boot: Real-World Coding Guide
2.4K
students
11 hours
content
Aug 2025
updated
100%OFF
Data-Driven Quality Assurance & Quality Control: Metrics/KPI
4.7K
students
5 hours
content
Jul 2025
updated
100%OFF
QA Metrics & KPIs: Testing, Defect Tracking & Automation
4.7K
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
6.6K
students
8.5 hours
content
Jul 2025
updated
100%OFF
TDD, CI/CD, Pair Programming & Other XP Practices for Devs
6.4K
students
8.5 hours
content
Jul 2025
updated
100%OFF
Extreme Programming (XP): Techniques for Agile Development
6.9K
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
9.2K
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
7.5K
students
12.5 hours
content
Feb 2025
updated
100%OFF
Information Security Crash Course: Quick Steps to Safety
15.2K
students
7 hours
content
Jul 2025
updated
100%OFF
Oracle Java SE 21 Developer Professional: 1Z0-830
11.8K
students
34.5 hours
content
Sep 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
11.3K
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
12.7K
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
19.5K
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
9.4K
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
$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
22.9K
students
71.5 hours
content
Sep 2025
updated
100%OFF
SDET C#: Test Automation From Scratch - Detailed Guide
27.9K
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
Aug 2025
updated
$19.99
Relational Databases & SQL: Complete Guide for Developers
42.2K
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
89.9K
students
3.5 hours
content
Jul 2025
updated
100%OFF
Software Architecture and Clean Code Design in OOP
103.3K
students
69 hours
content
Sep 2025
updated
100%OFF
Java Collections Framework + Generics, Lambdas & Stream API
177.8K
students
6.5 hours
content
Sep 2025
updated
100%OFF
Functional Programming + Lambdas, Method References, Streams
127.7K
students
2 hours
content
Jul 2025
updated
100%OFF
Object Oriented Programming - Basics to Advance (Java OOP)
197.7K
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