IT courses can help you learn programming languages like Python and Java, database management, networking fundamentals, and cybersecurity principles. You can build skills in troubleshooting, system administration, and software development methodologies. Many courses introduce tools such as Git for version control, SQL for database queries, and cloud platforms like AWS or Azure, showing how these skills are applied in real-world IT environments.

Packt
Skills you'll gain: Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure, Network Security, Endpoint Detection and Response, Network Architecture, General Networking, Endpoint Security, Continuous Monitoring, Malware Protection, System Monitoring, Incident Response, Email Security, Anomaly Detection, Operating Systems, Identity and Access Management
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Single Sign-On (SSO), User Provisioning, User Accounts, Security Assertion Markup Language (SAML), Authorization (Computing), Authentications, Role-Based Access Control (RBAC), OAuth, Key Management, Cryptographic Protocols, Multi-Factor Authentication
★ 4.4 (9) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Driving engagement, Campaign Management, Social Media Marketing, Social Media, Content Creation, Social Media Content, Innovation, Content Development and Management, Drive Engagement, Social Media Campaigns, Instagram, Data Analysis
★ 4.6 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Frontend Integration, Spring Boot, Restful API, Data Persistence, Web Services, Software Testing, Java Programming, Object-Relational Mapping, Java, Back-End Web Development, Secure Coding, Authentications, Data Modeling, Business Logic
★ 4.6 (28) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Mobile Security, Microsoft Intune (Mobile Device Management Software), Networking Hardware, USB, Computer Hardware, System Configuration, Peripheral Devices, Display Devices, Data Storage
★ 3.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Diversity Awareness, Culture, Cultural Responsiveness, Intercultural Competence, Cultural Diversity, Teaching, Instructing, Curriculum Planning, Mathematics Education, Cultural Sensitivity, English Language, Language Learning, Multilingualism, Pedagogy, Student Engagement, Lesson Planning
★ 4.7 (19) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Test Planning, Software Testing, Test Tools, Software Quality Assurance, Quality Assurance, Technical Communication
★ 3.8 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R (Software), R Programming, Statistical Hypothesis Testing, Plot (Graphics), Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Statistical Visualization, Data Science, Tidyverse (R Package), Statistical Methods, Statistical Modeling, Data Analysis, Regression Analysis, Data Structures, Data Wrangling, Statistical Analysis, Descriptive Statistics
★ 4.5 (15) · Intermediate · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Chemical Engineering, Coordination, Sustainable Technologies, Chemistry, Sustainable Development, Sustainable Systems
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Authentications, Identity and Access Management, User Provisioning, Microsoft Azure, Multi-Factor Authentication, User Accounts, Proxy Servers
★ 3.6 (8) · Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Wealth Management, Finance, Financial Analysis, Case Studies, Financial Planning, Investments, Decision Making, General Finance, Portfolio Management, Behavioral Economics, Investment Management, Private Equity
Beginner · Course · 1 - 4 Weeks