Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: NoSQL, Database Systems, Databases, Data Infrastructure, Data Storage Technologies, Scalability, Artificial Intelligence and Machine Learning (AI/ML), Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, HTML and CSS, Web Applications, Interactive Design, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Data Sharing, Authentications, Web Analytics, Single Sign-On (SSO), User Accounts, Data Access, Drive Engagement, Cloud Development, Customer experience improvement, Dashboard, Role-Based Access Control (RBAC), Registration, Content Management
Advanced · Course · 3 - 6 Months

Skills you'll gain: Project Scoping, Scope Management, Quality Management, Resource Planning, Project Risk Management, Stakeholder Management, Cost Management, Risk Management, Communication Strategies, Resource Allocation, Project Management, Cost Estimation, Project Management Life Cycle, Information Technology, Leadership Studies, Stakeholder Analysis, Timelines, Project Schedules, Human Resources Management and Planning, Procurement
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Linux, OS Process Management, Command-Line Interface, Unix Commands, User Accounts, Bash (Scripting Language), Shell Script, Linux Administration, Unix Shell, File Management, Remote Access Systems, Scripting, DevOps
Beginner · Course · 3 - 6 Months

Skills you'll gain: Back-End Web Development, Full-Stack Web Development, Node.JS, Server Side, Restful API, JavaScript Frameworks, Web Development, Web Applications, Web Servers, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Spring Framework, Software Architecture, Microservices, Spring Boot, Cloud Applications, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, Web Applications, Scalability, Real Time Data, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Group Policy, Azure Active Directory, Active Directory, Microsoft Azure, Windows Servers, Hybrid Cloud Computing, Authentications, Identity and Access Management, Infrastructure As A Service (IaaS), Cloud-Based Integration, User Accounts, Multi-Factor Authentication, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, TCP/IP, Network Protocols, Linux, Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Analysis, Linux Administration, Virtual Machines, General Networking, Linux Commands, System Configuration, Network Architecture, Computer Networking, Command-Line Interface, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Premiere, Video Editing, Post-Production, Photo/Video Production and Technology, Video Production, Color Theory, File Management, Motion Graphics, Timelines, Performance Tuning
Beginner · Course · 3 - 6 Months