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: Internet Of Things, Automation, Data Management, Control Systems, Hardware Architecture, Manufacturing Processes, Manufacturing and Production, Network Protocols, Systems Integration, Information Systems Security, Communication Systems, Systems Design, Analytics, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Application Deployment, Command-Line Interface, Development Environment, Nginx, Computing Platforms, Software Installation, Node.JS, Virtual Machines, React.js
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Git (Version Control System), Web Development, Cascading Style Sheets (CSS), Data Persistence, React.js, Version Control, Web Development Tools, Performance Tuning, Full-Stack Web Development, GitHub, Event-Driven Programming, Application Design, Game Design, Webpack, Software Testing, Unit Testing, Software Development, Development Environment, Javascript
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computer Programming, Scripting Languages, Python Programming, Scripting, Computer Science
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Javascript, Ajax, JSON, Web Applications, Web Development, Scripting, Object Oriented Programming (OOP), Event-Driven Programming, Web Services, Prototyping, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Analysis, Stakeholder Management, Project Planning, Project Closure, Project Implementation, Requirements Management, Project Scoping, Project Schedules, Risk Management, Resource Management, Team Leadership, Work Breakdown Structure, Communication, Sprint Retrospectives, Kanban Principles, Risk Management Framework, Continuous Improvement Process, User Story, Problem Solving, Critical Thinking
Intermediate · Specialization · 1 - 3 Months

Clemson University
Skills you'll gain: Responsible AI, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Human Centered Design, Human Computer Interaction, Generative AI, Machine Learning, Model Evaluation, Ethical Standards And Conduct
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Backlogs, Stakeholder Communications, Virtual Teams, Stakeholder Management, Agile Product Development, Agile Methodology, Communication, Cross-Functional Collaboration, Negotiation, Conflict Management, Product Management, Product Requirements, User Story, Team Building, Prioritization, Customer experience strategy (CX)
Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: Financial Acumen, Variance Analysis, Financial Forecasting, Cash Flows, Financial Analysis, Financial Modeling, Financial Reporting, Cost Estimation, Financial Statements, Return On Investment, Accounting, Project Estimation, Budgeting, Microsoft Excel, Business Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Natural Language Processing, LLM Application, Generative AI Agents, Prompt Engineering, Test Case, Agentic systems, User Interface (UI), Artificial Intelligence and Machine Learning (AI/ML), Performance Testing, Debugging, Applied Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Classification Algorithms, Decision Support Systems, Model Evaluation, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Stakeholder Engagement, Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Performance Measurement, Strategic Partnership, Sustainable Development, Corporate Strategy, Sustainability Standards, Procurement, Business Strategies, Business Operations, Business Leadership, Organizational Strategy, Climate Change Mitigation, Business Ethics, Supply Chain Management, Systems Thinking, Communication
Beginner · Specialization · 1 - 3 Months