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: Kubernetes, Cloud-Native Computing, YAML, Containerization, Devops Tools, Application Deployment, Command-Line Interface, Cloud Deployment, Software Installation, Development Environment, Infrastructure Architecture, Automation, Configuration Management, Application Lifecycle Management, Scalability
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Correlation Analysis, Statistical Visualization, Descriptive Statistics, Statistical Analysis, Statistical Software, Probability & Statistics, Data Analysis, Analysis, R (Software), Systems Of Measurement, Data Quality, R Programming, Statistical Methods, Verification And Validation, Statistical Hypothesis Testing
★ 4.2 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Research Reports, Report Writing, Case Studies, Financial Reporting, Business Writing, Analysis, Data Analysis, Financial Analysis, Writing, Equities, Concision, Financial Modeling, Predictive Analytics, Target Audience, Data Science, Credit Risk, Predictive Modeling, Machine Learning, R Programming, Logistic Regression
★ 4.9 (30) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Memory Management, Programming Principles, Integrated Development Environments, Computational Logic, Software Development Tools, Secure Coding, Other Programming Languages, Program Development, Data Storage, Data Management, Development Testing
★ 4.9 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Documentation, Agile Methodology, Agile Project Management, Project Management, Agile Software Development, Project Management Life Cycle, Project Planning, Project Management Institute (PMI) Methodology, Sprint Planning, Backlogs, Stakeholder Management, Team Management
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Entry, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Data Visualization Software, Dashboard, Microsoft Office, Data Management, Business Analytics, Data Visualization, Productivity Software, Business, Analysis, Data Presentation, Data Analysis, Data Manipulation, Data Literacy, Graphing, Decision Making
★ 4.7 (33) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Development Testing, Software Testing, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Secure Coding, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Verification And Validation, Front-End Web Development
★ 4.5 (81) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Data Import/Export, Patch Management, Memory Management, Database Systems, Multi-Tenant Cloud Environments, Database Software, Database Management, Operational Databases, Software Installation, Performance Tuning, Server Administration, Data Maintenance, Query Languages, User Accounts, System Configuration
★ 4.7 (12) · Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Linux, Linux Administration, Linux Commands, File Management, Linux Servers, User Accounts, Operating System Administration, File Systems, OS Process Management, Unix Shell, Command-Line Interface, User Provisioning, General Networking, Shell Script, Operating Systems, Remote Access Systems, Scripting, Dataflow, System Monitoring
★ 4.6 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Oracle Databases, Oracle Cloud Applications, Data Infrastructure, Data Architecture, Data Migration, Database Administration, Database Software, Data Lakes, Database Architecture and Administration, Data Integration, NoSQL, Database Management, Cloud Management, MySQL, Cloud Deployment, Data Security, Security Controls, Machine Learning Methods
★ 4.6 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Management and Planning, Human Capital, Human Resource Strategy, Human Resources, Talent Management, Workforce Planning, Workforce Development, Talent Acquisition, Case Studies, Human Resource Policies, Business Strategies, Organizational Strategy, Operational Analysis, Business Strategy, Strategic Thinking, Competitive Analysis, Analysis
★ 5 (18) · Mixed · Course · 1 - 4 Weeks