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: Security Controls, Security Awareness, Change Control, Cybersecurity, Security Management, Data Security, Safety and Security, Cyber Security Policies, Configuration Management, Data Ethics, Data Integrity, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Design Elements And Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Program Development, C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Development Environment, Software Development, Computer Science
Beginner · Guided Project · Less Than 2 Hours

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

Microsoft
Skills you'll gain: Marketing and Public Relations, Integrated Marketing Communications, Marketing Communications, Public Relations, Storytelling, Strategic Communication, Target Audience, Campaign Management, Content Creation, Digital Media Strategy, Ethical Standards And Conduct, AI Personalization, Marketing Analytics
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support, Peripheral Devices, System Support, Desktop Support, Computer Networking, Operating Systems, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: React.js, Debugging, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Databricks, Apache Spark, Microsoft Azure, Data Integration, PySpark, Data Lakes, Data Pipelines, Jupyter, File Systems, Cloud Computing Architecture
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Music History, Music, Classical Music, World Music, Musical Composition, Music Theory, Performing Arts
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Community Mental Health Services, Mental Health, Psychiatry, Mental Health Therapies, Health Disparities, Clinical Psychology, Mental Health Diseases and Disorders, Psychotherapy, Mental and Behavioral Health, Psychology, Cognitive Behavioral Therapy, Cultural Diversity, Behavioral Health, Substance Abuse, Advocacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Deep Learning, Anomaly Detection, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Supervised Learning, Decision Tree Learning, Predictive Modeling, Data Validation, Random Forest Algorithm, Data Import/Export, Data Manipulation, Feature Engineering, Statistical Methods
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Statistical Analysis, Bayesian Statistics, Data Visualization, Statistical Inference, Exploratory Data Analysis, Regression Analysis, Data Cleansing, Analytics, Data Analysis, Machine Learning, R Programming, Data Science, R (Software), Statistical Modeling, Data Manipulation, Statistical Methods, Data Mining, Data Validation, Feature Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months