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.

Skills you'll gain: Target Audience, Facebook, Target Market, Advertising Campaigns, Advertising Sales, Advertising, Online Advertising, Marketing, Social Media, Customer Data Management, Digital Marketing
★ 4.4 (59) · Advanced · Guided Project · Less Than 2 Hours

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Architecture, Computer Networking, TCP/IP, Network Protocols, General Networking, Wireless Networks, Network Routing, Local Area Networks, Network Security, Routing Protocols, Load Balancing, Network Model, Wide Area Networks, Network Performance Management, Telecommunications, Cloud Services
★ 5 (11) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
★ 4.4 (54) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, PostgreSQL, Database Development, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Application Programming Interface (API), Database Management, Databases, Data Validation, Development Environment
★ 3.9 (13) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Centers, Network Security, Network Administration, Virtualization and Virtual Machines, Network Troubleshooting, Virtual Machines, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Event Monitoring, Cloud Infrastructure, Hardening, IT Security Architecture, Network Infrastructure, Virtual Private Networks (VPN), TCP/IP, Cloud Computing, Information Technology Operations
★ 4.9 (11) · Advanced · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management
★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Code Reusability, Program Development, Python Programming, Computer Programming, Programming Principles, Scripting, Solution Design, Data Structures
★ 4.7 (53) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Postman API Platform, Restful API, API Testing, Data Validation, Authentications, OAuth, Cloud API, Microservices, Application Deployment, Continuous Deployment, CI/CD, Authorization (Computing), Application Frameworks, Performance Tuning, Application Lifecycle Management, Prometheus (Software), Grafana
★ 3.4 (14) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Risk Mitigation, Risk Management, Bank Regulations, Risk Management Framework, Regulatory Compliance, Risk Analysis, Enterprise Risk Management (ERM), Compliance Management, Banking, Financial Regulation, Financial Regulations, Credit Risk, Operational Risk, Banking Services, Regulatory Requirements, Financial Industry Regulatory Authorities, Compliance Reporting, Analysis, Planning
★ 4.7 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Traffic Flow Optimization, Construction Inspection, Building Codes, Construction Engineering, Construction, Construction Management, Civil Engineering, Stormwater Management, General Construction and Construction Labor, Structural Engineering, Hydrology, Hydraulics, Grading (Landscape), Public Works, Design Specifications, Structural Analysis, Materials science, Engineering Plans And Specifications, Engineering Practices, Failure Analysis
★ 4.6 (31) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Dashboard Creation, Data Presentation, Tableau Software, Data Visualization Software, Data Literacy, Descriptive Analytics, Data Import/Export
★ 3.8 (9) · Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
★ 4.5 (54) · Beginner · Project · Less Than 2 Hours