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 Colorado Boulder
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Regression Analysis, Probability Distribution, Statistical Analysis, R Programming, Data Import/Export, Statistical Modeling, Statistical Methods, Tidyverse (R Package), Data Literacy, Plot (Graphics), Statistics, Data Manipulation, Data Analysis, Statistical Inference, Data Structures
Intermediate · Course · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Statistical Modeling, R Programming, Statistical Analysis, Probability & Statistics, Data Analysis, Data-Driven Decision-Making, Regression Analysis, Correlation Analysis, Data Validation, Histogram, Box Plots, Simulation and Simulation Software, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Non-Verbal Communication, Assertiveness, Rapport Building, Executive Presence, Leadership, Interpersonal Communications, Business Leadership, Business Communication, Communication Strategies, Influencing, Trustworthiness
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Blockchain, Programming Principles, Data Management, Secure Coding, Object Oriented Programming (OOP), Cryptography, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Geospatial Information and Technology, Geospatial Mapping, Spatial Data Analysis, Geographic Information Systems, Unsupervised Learning, Image Analysis, Machine Learning, R Programming, Data Processing, Data Preprocessing, Classification Algorithms, Data Transformation, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Tools, Test Automation, Software Testing, Test Script Development, Test Case, Regression Testing, Test Execution Engine, Javascript and jQuery, Browser Compatibility, Automation, Software Design Patterns, UI Components, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Requirements Analysis, Generative AI, Prompt Engineering, Software Design Documents, Requirements Elicitation, Workflow Management, User Story, Prioritization, Hugging Face, Customer Insights, Language Interpretation, Translation, and Studies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Statistical Process Controls, Six Sigma Methodology, Quality Control, Plot (Graphics), Data Literacy, Statistical Analysis, R Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Applied Machine Learning, Data Science, Python Programming, Scikit Learn (Machine Learning Library), NumPy, Computational Thinking, Machine Learning Algorithms, Pandas (Python Package), Data Preprocessing, Data Analysis, Exploratory Data Analysis, Programming Principles, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Data Visualization, Interactive Data Visualization, Dashboard, Data Visualization Software, R Programming, Data Wrangling, User Interface (UI) Design, Ggplot2, Data Manipulation, Data Integration, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Assets, Computer Graphics, Visualization (Computer Graphics), Virtual Environment, File Management, Generative AI
Intermediate · Course · 1 - 3 Months