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.

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, C (Programming Language), System Design and Implementation, System Requirements, Computer Architecture, Simulations, Verification And Validation, Debugging, Algorithms
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: AI Enablement, Model Evaluation, Performance Metric, Artificial Intelligence and Machine Learning (AI/ML), Strategic Leadership, Responsible AI, Machine Learning Algorithms, Data Quality, Model Deployment, Machine Learning, Algorithms, Classification Algorithms, Artificial Neural Networks, Decision Tree Learning, Random Forest Algorithm, Resource Utilization, System Requirements, Data Management
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Data Governance, Governance, Data Management, Compliance Management, Data Architecture, General Data Protection Regulation (GDPR), Data Strategy, Regulatory Compliance, Data Security, Cloud Security, Metadata Management, Information Management, Regulatory Requirements, Data Integrity, Data Quality, Data Access, Cloud Computing, Risk Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Computer Programming, Data Persistence, Programming Principles, Python Programming, File Management, Computer Science
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Incident Response, Incident Management, Cyber Governance, Computer Security Incident Management, Security Awareness, Cyber Security Strategy, Law, Regulation, and Compliance, Cyber Attacks, Security Management, Security Strategy, Culture Transformation, Cyber Security Policies, Cyber Threat Intelligence, Intrusion Detection and Prevention, Mobile Security, Threat Detection, Cybersecurity, Cyber Risk, Cyber Operations, Cyber Security Assessment
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: React.js, Debugging, Web Design and Development, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Computer Programming, Computational Thinking, Spatial Data Analysis, Theoretical Computer Science, Simulations
Intermediate · Course · 3 - 6 Months

SkillUp
Skills you'll gain: Data Storytelling, Dashboard, Power BI, Data Visualization, Interactive Data Visualization, Data Analysis, Data Modeling, Data Visualization Software, Data Analysis Expressions (DAX), Star Schema, Data Cleansing, Data Transformation, Data Import/Export, Data Security
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Image Analysis, Computer Vision, Artificial Intelligence, Microsoft Azure, Data Capture, Model Deployment, Text Mining, Application Programming Interface (API), Classification Algorithms, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, API Testing, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, Software Development Tools, Java Platform Enterprise Edition (J2EE), Authentications, Software Design Patterns, SQL, Data Persistence, Mockups, JSON, User Interface (UI), Functional Design, Databases, Dependency Analysis
Intermediate · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Cryptography, Application Security, Cybersecurity, Data Security, Encryption, Vulnerability Assessments, Information Systems Security, Cyber Attacks, Key Management, Infrastructure Security, Public Key Infrastructure, Authentications, Mobile Security, Data Integrity, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Model Evaluation, Digital Marketing, Apache Hadoop, Data-Driven Decision-Making, Digital Advertising, Return On Investment, A/B Testing, Machine Learning Methods, Advertising, Analytics, Social Media Strategy, Marketing Automation, Predictive Modeling
Beginner · Specialization · 3 - 6 Months