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: AWS SageMaker, Internet Of Things, Model Deployment, Cloud Deployment, Cloud-Based Integration, Amazon Web Services, Microsoft Azure, Real Time Data, Applied Machine Learning, Apache Airflow, Control Systems, Cybersecurity, Grafana, Firewall, Cloud Computing, Cloud Infrastructure, Automation, Artificial Intelligence, Python Programming, Machine Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Application Programming Interface (API), Server Side, File Systems, Javascript, File I/O, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Workspace, Lightweight Directory Access Protocols, Active Directory, Gmail, User Provisioning, User Accounts, Group Policy, Collaborative Software, Automation, Document Management, Identity and Access Management, Enterprise Application Management, Role-Based Access Control (RBAC), File Management, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Regulations, Investment Management, Financial Trading, Corporate Finance
★ 5 (18) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Agentic systems, Agentic Workflows, Animation and Game Design, Game Design, Video Game Development, Artificial Intelligence, Software Visualization, Simulations, Program Development, C# (Programming Language), Software Design Patterns, Scripting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Security Testing, Incident Response, Cyber Attacks, Firewall, Computer Security Incident Management, Cyber Security Strategy, Vulnerability Scanning, Network Protocols, Exploitation techniques, Brute-force attacks, Vulnerability Assessments, Virtualization and Virtual Machines, Software Installation
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Databases, Database Management Systems
★ 4.6 (11) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Software, Data Analysis Software, Debugging, Software Installation, Data Access, Simulations, Programming Principles, Data Import/Export, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Dashboard, Dashboard Creation, Interactive Data Visualization, Jupyter, HTML and CSS, UI Components, Hypertext Markup Language (HTML), Plot (Graphics), Data Visualization Software, Real Time Data, Python Programming, Data Structures
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Shell Script
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Containerization, Devops Tools, Cloud Storage, YAML, Cloud Platforms, Data Storage, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Time Series Analysis and Forecasting, Natural Language Processing, Deep Learning, Model Training, Artificial Neural Networks, Forecasting, Applied Machine Learning
★ 2.3 (7) · Beginner · Course · 1 - 4 Weeks