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.

Board Infinity
Skills you'll gain: Performance Tuning, Disaster Recovery, VMware ESX Servers, vCenter Server Management, vSphere DRS & HA, vCenter Server, System Support, System Monitoring, Virtual Machines, IT Infrastructure, Virtualization, Patch Management, Debugging, Problem Management, Maintainability, Data Migration, IT Automation
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cloud Security, Open Web Application Security Project (OWASP), Data Governance, Data Management, Data Security, Cloud API, Secure Coding, Application Security, DevSecOps, Cloud Applications, Key Management, Encryption, Information Privacy, OAuth, Cloud Storage, API Gateway, Threat Modeling, Data Encryption Standard, Risk Management Framework
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Data Security, Transact-SQL, Problem Management, Site Reliability Engineering, Capacity Management, Resource Management, Identity and Access Management, Role-Based Access Control (RBAC), Compliance Auditing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Web Scraping, Programming Principles, Microsoft Visual Studio, Computer Programming, Data Structures, Software Design Patterns, File I/O, Application Development, Code Reusability, Integrated Development Environments, Microsoft Development Tools, Software Installation, Computational Logic, Algorithms, Hypertext Markup Language (HTML), Unit Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Applications, Software Architecture, Solution Architecture, Cloud Computing, Systems Design, Scalability, Cloud Infrastructure, System Design and Implementation, Distributed Computing, Web Applications, Cloud Security, Live Streaming, Cloud Storage, Functional Requirement, Amazon Web Services, Requirements Analysis, Real Time Data, Algorithms, Data Storage
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, Google Cloud Platform, Application Development, Application Design, Data Store, Cloud API, Data Storage, Cloud Storage, Data Storage Technologies, Software Development Tools, Databases, Development Environment, Data Access, Scalability
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Cloud Deployment, Devops Tools, Cloud Platforms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Data Visualization, Cloud Applications, Performance Tuning, Dashboard Creation, R (Software), Web Applications, Application Development, Frontend Performance, R Programming, Event-Driven Programming, Dashboard, Exploratory Data Analysis, Driving engagement, UI Components, User Interface (UI) Design, Data Analysis, File I/O
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Regression Analysis, Financial Forecasting, Model Evaluation, Statistical Reporting, Forecasting, Data Presentation, Technical Communication, Statistical Programming, R Programming, Statistical Modeling, Predictive Modeling, Variance Analysis, Statistical Methods, Statistical Analysis, Verification And Validation, Plot (Graphics), Reliability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Ethics, Market Research, Data Collection, Advanced Analytics, Market Analysis, Research Reports, Business Research, R Programming, Statistical Analysis, Data Presentation, Presentations, Customer Analysis, Data Analysis, Quantitative Research, Technical Communication, Report Writing, Dashboard Creation, Data Capture, Project Design, Strategic Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Integration, Data Processing, Enterprise Application Management, Performance Tuning, Data Manipulation, Data Analysis, Distributed Computing, Data Import/Export, SQL, Analysis, Data Transformation, Database Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), Interactive Data Visualization, Dashboard Creation, R (Software), Dashboard, User Interface (UI), UI Components, Data Integration, Server Side, Interactive Design, User Interface (UI) Design, Web Applications, Software Architecture, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks