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.

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Vulnerability Scanning, Cyber Security Assessment, Hardening, Threat Management, Patch Management, Cyber Risk, Continuous Monitoring, Threat Detection, Cyber Threat Hunting, Application Security, Security Controls, Cyber Attacks, Cyber Engineering, Cyber Security Policies, Network Security, Cyber Security Strategy, Network Engineering, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Data Modeling, User Interface (UI), jQuery, Microsoft SQL Servers, Microsoft Visual Studio, Application Development, User Interface and User Experience (UI/UX) Design, Data Validation, Application Design, Database Application, Business Reporting, Data Management, SQL, .NET Framework, Data Structures, Javascript and jQuery, Programming Principles, Web Development, Maintainability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Performance Analysis, Brand Awareness, AI Enablement, Storytelling, Content Development and Management, Multimedia, Prompt Engineering, Data Storytelling, Creativity, Search Engine Optimization, Emerging Technologies, Visionary, Professional Networking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Regulatory Compliance, Risk Analysis, Data Ethics, Emerging Technologies, Cloud Security, AI Security, Blockchain
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Data Storytelling, Heat Maps, Looker (Software), Process Mapping, Key Performance Indicators (KPIs), Customer Retention, SQL, Data Visualization, Marketing Analytics, Customer Insights, Tableau Software, Statistical Analysis, Business Intelligence, Data Analysis, Time Series Analysis and Forecasting, Data-Driven Decision-Making, Predictive Analytics, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Theoretical Computer Science, Data Structures, Computer Science, Computer Architecture, Algorithms, Programming Principles, Computational Logic, Java Programming, Computer Hardware, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Microsoft Excel, Dashboard, Excel Formulas, Data Modeling, Business Reporting, Data Entry, Data Analysis, Data Storytelling, Data-Driven Decision-Making, Business Analytics, Analytics, Business Modeling, Data Processing, Business Analysis, Data Cleansing, Data Synthesis, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Software Engineering, Problem Solving, Solution Design
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Channel, Digital Advertising, Digital Marketing, Marketing Analytics, Performance marketing, Web Analytics, Cross-Channel Marketing, Google Analytics, Performance Measurement, Social Media Marketing, Data-Driven Decision-Making, Email Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Medical Records, Health Information Management and Medical Records, Record Keeping, Information Privacy
Beginner · Course · 1 - 4 Weeks