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.

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Insights, Marketing Effectiveness, Digital Marketing, Customer Data Management, Marketing Strategies, Social Media Marketing, Customer experience strategy (CX), Customer Relationship Management, Predictive Analytics, Consumer Behaviour, Big Data, Data Analysis, Integrated Marketing Communications
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, JSON, Application Programming Interface (API), Application Frameworks, Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML), Routing Protocols
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Programming Principles, Web Development Tools, Javascript, Web Language
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Back-End Web Development, Server Side, Front-End Web Development, Scripting, Event-Driven Programming, Web Applications, Mobile Development, HTML and CSS, Web Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unsupervised Learning, Scikit Learn (Machine Learning Library), PyTorch (Machine Learning Library), Exploratory Data Analysis, Deep Learning, Microsoft Azure, Data Visualization, Regression Analysis, Predictive Modeling, Data Analysis, Image Analysis, Pandas (Python Package), Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Classification And Regression Tree (CART), Data Science, MLOps (Machine Learning Operations), Machine Learning, Tensorflow, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Electronic Hardware, Program Development, Electronic Systems, System Design and Implementation, Eclipse (Software), Embedded Software, Embedded Systems, Development Environment, Software Development, Integrated Development Environments, Software Development Tools, Engineering Documentation, Build Tools, Laboratory Experience, Laboratory Reports, Laboratory Testing
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Brand Strategy, Branding, Brand Awareness, Brand Management, Personal Attributes, Personal Development, Self-Awareness, Storytelling, Value Propositions, Competitive Analysis, Emotional Intelligence, Concision, Creativity, Case Studies
Beginner · Course · 1 - 4 Weeks

The World Bank Group
Skills you'll gain: Climate Change Programs, Climate Change Adaptation, Climate Change Mitigation, Interactive Learning, Sustainable Development, Environment, Environmental Policy, Natural Resource Management, Environmental Science, Energy and Utilities, Water Resource Management, Scientific Methods, Policy Analysis, Cooperation, Collaboration, Policy Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple Xcode, iOS Development, Apple iOS, Data Structures, Programming Principles, Application Development, Object Oriented Programming (OOP), Computer Programming, Web Development
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Enterprise Architecture, Stakeholder Management, Business Architecture, Stakeholder Engagement, Risk Management, Information Technology Architecture, Stakeholder Analysis, Solution Architecture, Stakeholder Communications, Data Architecture, Governance, Infrastructure Architecture, Gap Analysis, Business Transformation, Change Management, Application Design
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Engineering Design Process, Prototyping, Engineering Drawings, Product Design, Product Development, Hardware Design, Research and Design, 3D Modeling, Mockups, Industrial Design, Development Testing, Computer-Aided Design, Usability Testing, Design Specifications, Manufacturing Processes, Cost Estimation, Materials science, Ideation, Mechanical Engineering, User Feedback
Beginner · Specialization · 1 - 3 Months

Lund University
Skills you'll gain: Labor Law, Arbitration, Environmental Laws, Case Law, Legal Writing, Legal Research, Labor Relations, Tax, Tax Laws, Regulation and Legal Compliance, Commercial Laws, Compliance Management, Business, Contract Management, Governance
Beginner · Course · 1 - 3 Months