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.

UniversitĆ di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, R Programming, Artificial Neural Networks, Machine Learning, Exploratory Data Analysis, Deep Learning, Predictive Modeling, Ggplot2, Regression Analysis, Dimensionality Reduction, Data Analysis, Data Manipulation, Data Modeling
Intermediate Ā· Course Ā· 1 - 4 Weeks

University of Leeds
Skills you'll gain: Web Design and Development, Web Development, Web Content Accessibility Guidelines, Web Design, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Data Security, Web Content, Back-End Web Development, Program Development, Cascading Style Sheets (CSS), Javascript, Information Privacy, Computer Architecture
Beginner Ā· Course Ā· 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cyber Threat Hunting, Incident Response, Computer Security Incident Management, Cybersecurity, Network Security, Cyber Security Policies, Threat Detection, Security Controls, Threat Management, Intrusion Detection and Prevention, Firewall, Security Information and Event Management (SIEM), Continuous Monitoring, Endpoint Security, Network Monitoring, Malware Protection
Beginner Ā· Course Ā· 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Internet Of Things, Wireless Networks, Automation, Digital Transformation, Enterprise Architecture, System Monitoring, Real Time Data, Data Security, Communication Systems, Cloud Computing, Network Protocols, Data Management
Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Unix Commands, Command-Line Interface, File Management, Operating Systems, System Monitoring, Virtualization, Virtual Environment, Virtual Machines, User Accounts
Beginner Ā· Course Ā· 1 - 3 Months

Universidad de los Andes
Skills you'll gain: TypeScript, Javascript, Scripting Languages, Data Structures, Web Development Tools, Object Oriented Programming (OOP), Programming Principles, Functional Design
Intermediate Ā· Guided Project Ā· Less Than 2 Hours

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Back-End Web Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, MongoDB, Databases, MySQL
Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Amazon CloudWatch, Network Troubleshooting, Continuous Monitoring, Dynamic Host Configuration Protocol (DHCP), AWS Identity and Access Management (IAM), Encryption, Network Security, Network Routing, Network Architecture, Hybrid Cloud Computing, Network Administration, Amazon Web Services, Network Planning And Design, Security Controls, Cloud Security, Firewall, Virtual Private Networks (VPN), Network Infrastructure, AWS CloudFormation, Amazon Elastic Compute Cloud
Intermediate Ā· Specialization Ā· 1 - 3 Months

University of Colorado System
Skills you'll gain: Game Design, Video Game Development, Animations, No-Code Development, Development Environment, Scripting
Beginner Ā· Course Ā· 1 - 4 Weeks
Skills you'll gain: ServiceNow, Information Technology Infrastructure Library, IT Service Management, Problem Management, Service Management, Information Technology Operations, Digital Transformation, Change Control, Configuration Management, Self Service Technologies, IT Management, Automation, Problem Solving, Design, Order Fulfillment
Beginner Ā· Course Ā· 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Graph Theory, Social Sciences, Statistical Analysis, R Programming, Sociology, Statistical Modeling, Statistical Hypothesis Testing
Intermediate Ā· Course Ā· 1 - 4 Weeks

LearnKartS
Skills you'll gain: Amazon CloudWatch, Serverless Computing, CI/CD, Amazon Elastic Compute Cloud, Infrastructure as Code (IaC), Load Balancing, Continuous Deployment, DevOps, AWS Identity and Access Management (IAM), AWS CloudFormation, Cloud Management, Cloud Hosting, Amazon S3, System Monitoring, Application Deployment, API Gateway, Scalability, Enterprise Application Management, Cloud Applications, Cloud Security
Intermediate Ā· Course Ā· 1 - 4 Weeks