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: Feature Engineering, Model Evaluation, Predictive Modeling, Model Deployment, Predictive Analytics, R Programming, Data Analysis, Statistical Analysis, Data Cleansing, Applied Machine Learning, Data Manipulation, Tidyverse (R Package), Classification Algorithms, Risk Modeling, Data Preprocessing, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Food Safety and Sanitation, Food and Beverage, Legal Risk, Cleanliness, Restaurant Management, Restaurant Operation, Training Programs, Compliance Management, Food Quality Assurance And Control, Regulatory Compliance, Employee Training, Health And Safety Standards, Hazard Analysis, Risk Analysis, Risk Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Visualization, Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Data Analysis, Tidyverse (R Package), Data Manipulation
Build toward a degree
Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Storytelling, Dashboard, Power BI, Data Visualization, Interactive Data Visualization, Data Analysis, Data Modeling, Data Visualization Software, Data Analysis Expressions (DAX), Star Schema, Data Cleansing, Data Transformation, Data Import/Export, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Business Transformation, Corporate Strategy, Business Strategy, Organizational Change, Technology Strategies, Case Studies, Predictive Modeling, Emerging Technologies, Innovation, Strategic Decision-Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: GitHub, Version Control, Git (Version Control System), Unix Commands, Unix Shell, Software Versioning, Linux Commands, Command-Line Interface, Software Configuration Management, File Management
Beginner · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Scientific Visualization, Data Visualization Software, Statistical Visualization, Interactive Data Visualization, Bioinformatics, Ggplot2, Visualization (Computer Graphics), R (Software), Dimensionality Reduction, Scatter Plots, R Programming, Network Analysis, Exploratory Data Analysis, Heat Maps, Molecular Biology, Design Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Data Analysis, Exploratory Data Analysis, Quantitative Research, R Programming, Statistical Analysis, Probability & Statistics, Statistics, Data Science
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft Copilot, Microsoft Visual Studio, GitHub, Code Review, Integrated Development Environments, Program Development, Software Documentation, AI Enablement, Computer Programming Tools, Web Development Tools, Development Testing, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, User Interface and User Experience (UI/UX) Design, Digital Design, Web Design, Motion Graphics, Adobe XD, Graphic and Visual Design, No-Code Development, Graphic Design, Animations, Prototyping, Typography, Layout Design, Visual Design, Design Elements And Principles, Augmented and Virtual Reality (AR/VR), Style Guides, Storytelling, Creative Design, Image Quality
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Bayesian Statistics, R Programming, Statistical Analysis, Statistical Modeling, Regression Analysis, Statistical Inference, Probability Distribution
Intermediate · Course · 1 - 3 Months