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: Responsive Web Design, Search Engine Optimization, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Analytics and SEO, Web Development, Javascript, Frontend Performance, Browser Compatibility
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Classification Algorithms, Reinforcement Learning, Applied Machine Learning, Artificial Intelligence, Dimensionality Reduction, Statistical Analysis, Supervised Learning, Unsupervised Learning, Random Forest Algorithm, Feature Engineering, Logistic Regression, Data Manipulation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Analysis, Organizational Strategy, Marketing Automation, Case Studies, Market Analysis, Analysis, Business Strategy, Spatial Data Analysis, Automation, Auditing, Business Metrics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Swift Programming, JavaScript Frameworks, Mobile Development, Application Programming Interface (API), Database Software, Web Development, Back-End Web Development, Development Environment, MongoDB, Javascript, Authentications
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Algorithms, Graph Theory, Computational Thinking, Programming Principles, Pseudocode, Theoretical Computer Science, Data Structures, Computer Programming, Performance Tuning, Scalability, Design Strategies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Management, Group Policy, Azure Active Directory, User Accounts, System Configuration, Identity and Access Management, Product Lifecycle Management, Windows PowerShell, Network Planning And Design, Network Performance Management, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Frontend Performance, Application Deployment, Web Development, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Web Frameworks, Cascading Style Sheets (CSS), Javascript, Server Side, GitHub, Version Control
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Predictive Modeling, R Programming, Regression Analysis, Business Analytics, Trend Analysis, Statistical Analysis, Statistical Modeling, Analysis, Model Evaluation
Mixed · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Marketing Automation, AI Enablement, Leadership, Dashboard, Marketing Strategies, Strategic Marketing, AI Personalization, Business Strategy, Marketing Analytics, Customer Analysis, Generative AI, Business Modeling, Deepseek, Market Analysis, Strategic Decision-Making, Content Marketing, Media Planning, Prompt Engineering, Online Advertising, Digital Marketing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Application Deployment, Data Storage, Analytics, Cloud Services, Containerization, Virtual Networking, Network Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Frontend Performance, Scripting, Real Time Data, Browser Compatibility, Data Storage, HTML and CSS, Maintainability, Data Validation, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Local Area Networks, Network Infrastructure, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months