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 Michigan
Skills you'll gain: Responsive Web Design, Wireframing, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), HTML and CSS, User Interface (UI) Design, Browser Compatibility, Mobile Development, Hypertext Markup Language (HTML), Javascript
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Debugging, Computer Programming, Application Design, Computer Science, Program Development, Object Oriented Programming (OOP), Software Development, Data Management, Algorithms, Software Architecture, Software Development Methodologies
Beginner · Course · 3 - 6 Months

Skills you'll gain: Merchandising, Product Assortment, E-Commerce, Web Applications, Scalability, Business Technologies, Technology Solutions, Systems Integration, Application Programming Interface (API), Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vue.JS, User Interface (UI), User Interface and User Experience (UI/UX) Design, Web Design and Development, JavaScript Frameworks, Front-End Web Development, Authentications, Web Applications, Authorization (Computing), Web Development Tools, Real Time Data, Responsive Web Design, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Web Development Tools, HTML and CSS, Web Development, Javascript, Web Applications, Web Design and Development, Cascading Style Sheets (CSS), Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Analytics, R Programming, Google Sheets, Applied Machine Learning, Health Informatics, Predictive Modeling, Automation, Data Manipulation, GitHub, Gmail, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Integration, Extract, Transform, Load, Metadata Management, Amazon Redshift, Amazon Web Services, Data Pipelines, Data Warehousing, Amazon S3, Automation, Cloud-Native Computing, Data Transformation, Serverless Computing, Process Optimization, System Monitoring
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Architecture, Data Warehousing, SQL, Data Import/Export, Software Installation, Performance Tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Development, User Interface (UI), Software Development Life Cycle, UI Components, Data Management, Application Design, Development Environment, Data Import/Export, File Management, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Large Language Modeling, Natural Language Processing, PyTorch (Machine Learning Library), Artificial Neural Networks, Tensorflow, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Machine Learning
Intermediate · Course · 1 - 3 Months