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.

Northwestern University
Skills you'll gain: Engineering, Mechanics, Mathematical Modeling, Simulation and Simulation Software, Mechanical Engineering, Engineering Analysis, Matlab, Control Systems, Physics, Angular
Intermediate · Course · 1 - 3 Months

Atlassian
Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, Software Configuration Management, Command-Line Interface, Code Review, Collaborative Software, Graphical Tools
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Negotiation, Telephone Skills, Presentations, Marketing Planning, Oral Expression, Concision, Public Speaking, Professional Development, Applicant Tracking Systems, English Language, Verbal Communication Skills, Persuasive Communication, Strategic Marketing, Business Writing, Cultural Responsiveness, Recruitment, Adaptability, Communication, Writing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Programming Principles, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI/UX Research, Usability Testing, Persona (User Experience), Interaction Design, User Experience Design, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, Design Research, User Centered Design, User Interface (UI) Design, Figma (Design Software), Design Elements And Principles, Wireframing, Web Design, Prototyping, Front-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Service Management, Service Management, Digital Transformation, Information Technology Infrastructure Library, IT Management, Communication Strategies, Stakeholder Communications, Management Training And Development, Enterprise Application Management, Technology Strategies, Organizational Strategy, Business Operations, Customer experience improvement, Continuous Improvement Process
Beginner · Course · 3 - 6 Months

Skills you'll gain: Research Methodologies, User Research, Ideation, Team Building, UI/UX Research, Usability Testing, Team Oriented, Product Design, User Centered Design, User Experience, Product Development, Performance Measurement, Product Improvement, Innovation, Prioritization, UI/UX Strategy, Agile Product Development, A/B Testing, Customer Engagement, Product Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Network Administration, Event Monitoring, Software Installation, System Configuration, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mathematical Software, Statistical Methods, Data Manipulation, Scripting, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Web Design, Semantic Web, Browser Compatibility, Web Development, Web Content Accessibility Guidelines, Web Analytics and SEO, Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scope Management, Stakeholder Management, Project Scoping, Project Management, Expectation Management, Project Estimation, Conflict Management, Resource Management, Team Leadership, Verbal Communication Skills, Communication, Project Planning, Change Orders, Work Breakdown Structure, Team Management, Agile Methodology
Beginner · Course · 1 - 3 Months

EIT Digital
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Cryptography, Operating Systems, Network Architecture, Network Security, Cybersecurity, Web Services, Encryption, Network Protocols, Public Key Cryptography Standards (PKCS), Wireless Networks, Threat Modeling, System Programming, Computer Programming, Software Engineering, C (Programming Language), Real Time Data
Intermediate · Specialization · 3 - 6 Months