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: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Javascript, Web Applications, Front-End Web Development, Program Development, Programming Principles, Computer Programming, Web Development, Data Validation
Intermediate · Course · 1 - 4 Weeks

Copenhagen Business School
Skills you'll gain: Corporate Sustainability, Sustainable Business, Stakeholder Management, Employee Engagement, Stakeholder Engagement, Stakeholder Communications, Stakeholder Analysis, Corporate Strategy, Customer Relationship Building, Social Impact, Cross-Functional Collaboration, Strategic Partnership, Business Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: NoSQL, Operational Databases, Data Migration, Database Administration, Database Architecture and Administration, Relational Databases, PostgreSQL, Database Management, Database Design, SQL, Database Systems, Google Cloud Platform, Data Store, Databases, Distributed Computing, MySQL, Database Management Systems, System Configuration, Data Access, Disaster Recovery
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), HTML and CSS, Mockups, Web Design and Development, Web Development, Web Design, Cascading Style Sheets (CSS), Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Data Integration, Databases, Data Processing, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Software Installation, Data Transformation, Software Versioning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unix Commands, Unix, Unix Shell, File I/O, User Accounts, Operating System Administration, Command-Line Interface, Operating Systems, User Provisioning, File Systems, Systems Administration, File Management, System Configuration, Data Storage
★ 4.7 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, Scripting, Systems Administration, IT Automation, Scripting Languages, Automation, Application Development, Debugging, Integrated Development Environments, Development Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Deployment, Kanban Principles, Code Reusability, Data Persistence, Data Storage
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Development, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, Web Frameworks, Frontend Integration, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Manipulation, R Programming, R (Software), Tidyverse (R Package), Text Mining, Data Wrangling, Data Transformation, Data Cleansing, Performance Tuning, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, File I/O, Javascript, Event-Driven Programming, Web Servers, Software Installation, Server Side, Application Development, File Management, Command-Line Interface, TCP/IP, Servers, OS Process Management, Application Deployment, Package and Software Management
Intermediate · Course · 1 - 3 Months

University of California, Santa Barbara
Skills you'll gain: Employee Retirement Income Security Act, Family and Medical Leave Act of 1993, Benefits Administration, Workers Compensation, Benefits Enrollment Processes, Labor Compliance, Labor Law, Human Resource Policies, Law, Regulation, and Compliance, Human Resources, Disabilities, Workforce Management, Coordinating, Coordination
Beginner · Course · 1 - 4 Weeks