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.

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Analysis, Descriptive Statistics, Box Plots, Statistical Modeling, R Programming, Plot (Graphics), Rmarkdown, Data Analysis, Data Cleansing, Statistical Methods, Ggplot2, Simulations
Intermediate · 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

O.P. Jindal Global University
Skills you'll gain: Emerging Technologies, Technology Strategies, Cybersecurity, Digital Transformation, Internet Of Things, Cloud Computing, Business Transformation, Digital Marketing, Business Strategy, Blockchain, Artificial Intelligence, Real Time Data, E-Commerce
Build toward a degree
Mixed · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Private Cloud, Virtual Machines, VMware ESX Servers, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Hybrid Cloud Computing, Virtualization, Cloud Services, Cloud Storage, Cloud Management, Virtual Private Networks (VPN), General Networking, Firewall
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sales Strategy, Consultative Selling, B2B Sales, Customer Relationship Building, Business Communication, Sales Presentations, Overcoming Objections, Sales Process, Digital Transformation, Prospecting and Qualification, AI Personalization, Value Propositions, Customer Relationship Management (CRM) Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Unity Engine, Video Game Development, Event-Driven Programming, C# (Programming Language), User Interface (UI), Scripting, Animations, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Email Automation, Payment Systems, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Application Programming Interface (API), Web Development Tools, JavaScript Frameworks, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Regression Analysis, Predictive Modeling, Supervised Learning, Scikit Learn (Machine Learning Library), Data Analysis, Correlation Analysis, Data Cleansing, Machine Learning Methods, Scatter Plots, Statistical Analysis, Data Validation, NumPy, Pandas (Python Package), Box Plots, Histogram
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Zero Trust Network Access, Disaster Recovery, Data Migration, Cloud Computing Architecture, Network Security, Network Architecture, Cloud Solutions, Infrastructure As A Service (IaaS), Cloud Security, Cloud Services, Firewall, General Networking, Virtual Private Networks (VPN), Platform As A Service (PaaS), Scalability
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Mathematical Modeling, Linear Algebra, Dimensionality Reduction, Applied Mathematics, Data Analysis, Applied Machine Learning, Analytics, Data Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Containerization, Docker (Software), Cloud-Native Computing, Application Deployment, Configuration Management, Amazon Web Services, YAML, Microservices, Application Lifecycle Management, Data Storage Technologies, Data Storage, Command-Line Interface, Network Routing
Intermediate · Course · 1 - 3 Months