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.

The University of Sydney
Skills you'll gain: Editing, Public Speaking, Proofreading, Research, Writing, Communication, English Language, Professionalism, Ethical Standards And Conduct, Critical Thinking, Collaboration
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Infectious Diseases, Mathematical Modeling, Public Health, R Programming, Differential Equations
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: User Story, Sprint Retrospectives, Scrum (Software Development), Sprint Planning, Backlogs, Project Risk Management, Agile Methodology, Agile Product Development, Agile Project Management, Team Building, Product Management, Team Management, Meeting Facilitation, Product Requirements, Stakeholder Engagement, Organizational Change, Stakeholder Management, Team Leadership, Project Management, Risk Management
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Plotly, Interactive Data Visualization, Data Visualization, Data Presentation, Data Visualization Software, R (Software), R Programming, Data Mapping, Statistical Reporting, Web Applications, Package and Software Management
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Management, Financial Data, Time Series Analysis and Forecasting, Performance Measurement, Forecasting, Financial Trading, Financial Analysis, R Programming, Trend Analysis, Investment Management, Statistical Analysis, Regression Analysis, Risk Analysis, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Cryptography
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, Data Ethics, Graphic Design, Adobe Creative Cloud, Graphic and Visual Design Software, Prompt Engineering, Image Analysis, Artificial Intelligence, Creativity, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, Application Deployment, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, API Design, Software Development Tools, Java Platform Enterprise Edition (J2EE), UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), JSON, Functional Design, Databases
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Technical Documentation, Datamaps, Visualization (Computer Graphics), Data Cleansing, Interactive Data Visualization, Data Transformation, Object Oriented Programming (OOP), GitHub, Debugging
Beginner · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Business Intelligence, Data Import/Export, Business Reporting, Interactive Data Visualization, Data Storytelling, Data Modeling, Data Transformation, Data Visualization Software, Data Analysis, Data Sharing, Sales, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Anomaly Detection, Computer Vision, Artificial Intelligence, Microsoft Azure, Image Analysis, Natural Language Processing, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Data Ethics, Machine Learning, Large Language Modeling, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Browser Compatibility, Web Design, Front-End Web Development, User Interface (UI), Verification And Validation, Cascading Style Sheets (CSS), Application Frameworks, Usability, Code Review, Javascript
Beginner · Course · 1 - 3 Months