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.

University of Amsterdam
Skills you'll gain: Qualitative Research, Scientific Methods, Statistical Analysis, Statistical Hypothesis Testing, Research, Research Design, Sampling (Statistics), Research Reports, Science and Research, Interviewing Skills, Data Analysis, Data Collection, Research Methodologies, Social Sciences, Surveys, Quantitative Research, Statistics, Regression Analysis, Statistical Inference, R Programming
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Javascript, Responsive Web Design, Ajax, Front-End Web Development, Bootstrap (Front-End Framework), Web Design, Hypertext Markup Language (HTML), Browser Compatibility, Web Design and Development, Web Development, JSON, Web Applications, Scripting, Usability, Cross Platform Development, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months

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

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Applications, JavaScript Frameworks, Application Development, API Design, UI Components, Unit Testing, Front-End Web Development, Software Design Patterns, Cascading Style Sheets (CSS), Javascript, Development Environment, Hypertext Markup Language (HTML), Debugging
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Prompt Patterns, Generative AI, Digital Advertising, Email Marketing, ChatGPT, Digital Marketing, Marketing Automation, AI Personalization, Advertising Campaigns, Marketing, Marketing Strategies, Content Creation, Keyword Research, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), Search Engine Optimization, Deep Learning, Image Quality
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Generative AI, Cloud Security, Cybersecurity, Cloud Platforms, Cloud Hosting, Cloud Engineering, Cloud Computing, Data Storage, Peripheral Devices, Computer Hardware, Cyber Attacks, System Configuration, Artificial Intelligence, OSI Models, General Networking, Data Security, Cloud Infrastructure, Computer Programming
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Electronic Systems, Embedded Systems, Electronics Engineering, Eclipse (Software), Application Specific Integrated Circuits, Electronic Hardware, Technical Design, Electronics, Electrical and Computer Engineering, Test Case, Program Development, Integrated Development Environments, System Design and Implementation, Computer Architecture, Hardware Architecture, Software Development, Verification And Validation, Embedded Software
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
University of Pennsylvania
Skills you'll gain: Branding, Marketing, Strategic Marketing, Go To Market Strategy, Brand Strategy, Marketing Strategy and Techniques, Customer Insights, Target Market, Customer experience strategy (CX), Marketing Communications, Marketing Analytics, Consumer Behaviour
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Analysis, R Programming, Statistical Programming, Data Analysis, Debugging, Simulations, Computer Programming Tools, Program Development, Programming Principles, Data Structures, Performance Tuning, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Software Design, Object Oriented Programming (OOP), Java, Software Architecture, Technical Design, Conceptual Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, Cloud Management, Data Processing, Data Storage, Java, Operating System Administration, Systems Administration, Distributed Computing, Command-Line Interface
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, Social Network Analysis, Data Processing, Program Development, Distributed Computing, Java, Text Mining, Graph Theory, File Systems, Debugging
Mixed · Course · 1 - 3 Months