Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), NumPy, Data Structures, Data Import/Export, Data Manipulation, Data Cleansing, Statistical Methods, Data Analysis, Exploratory Data Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, AI Workflows, AI Orchestration, Agentic systems, Generative AI Agents, Artificial Intelligence, Coordination, AI Security, Data Ethics, Governance, Systems Architecture, Software Architecture, Scalability, Regulatory Compliance, Communication Strategies, Communication
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Quality Management, Digital Content, Digital Advertising, Information Technology, Security Awareness, Safety and Security, Information Privacy, Cybersecurity, Cyber Attacks, Data Security, Business Technologies, Information Systems, E-Commerce, Global Marketing, Digital Transformation, Business Process, Business Strategy, Intellectual Property
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Lifecycle Management, User Interface (UI) Design, Data Validation, Data Management
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Keyword Research, Search Engine Optimization, Blogs, Web Analytics and SEO, Content Strategy, Digital Marketing, Brand Awareness
Mixed · Course · 1 - 4 Weeks
O.P. Jindal Global University
Skills you'll gain: Econometrics, Surveys, Data Ethics, Environmental Laws, Sampling (Statistics), Social Sciences, Research Reports, Social Determinants Of Health, Matplotlib, Public Policies, Research Methodologies, Political Sciences, Economics, Policy, and Social Studies, Economic Development, Policy Analysis, International Relations, Diplomacy, Economics, Complex Problem Solving, Socioeconomics
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), C# (Programming Language), .NET Framework, Graphical Tools, Animations, Animation and Game Design, Image Analysis, User Interface (UI), User Interface (UI) Design, Application Development
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Deep Learning, Model Evaluation, Data Ethics, Health Informatics, ICD Coding (ICD-9/ICD-10), Clinical Data Management, Medical Records, Clinical Informatics, Descriptive Analytics, Database Design, AI Security, Electronic Medical Record, Responsible AI, Data Mining, Precision Medicine, Analytics, Recurrent Neural Networks (RNNs), Data Preprocessing, Machine Learning, Autoencoders
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Meeting Facilitation, Sales Presentations, Brainstorming, Purchasing, English Language, Business Communication, Marketing Materials, Business Planning, Negotiation, Selling Techniques, Management Reporting, Business Writing, Marketing Communications, Marketing Planning, Business Correspondence, Advertising, Business Marketing, Telephone Skills, Promotional Strategies, Marketing
Intermediate · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Business Writing, Email Automation, Strategic Thinking, Artificial Intelligence, AI Security, AI Workflows, Copywriting, Business Risk Management, AI Personalization, Data-Driven Decision-Making, Marketing Communications, Marketing Automation, Content Strategy, Engineering Documentation, Ethical Standards And Conduct, Research Reports, Business Communication, Information Privacy, Security Awareness
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Key Performance Indicators (KPIs), Data Integration, Spreadsheet Software, Excel Formulas, Performance Measurement, Excel Macros, Business Intelligence, Data Visualization Software, Data Presentation, Data Visualization, Microsoft Office, Microsoft 365, Productivity Software, Data Entry, File Management, Document Management, Data Management, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), Containerization, Application Deployment, DevOps, Microservices, Continuous Delivery, Cloud Deployment, Software Architecture, WordPress, Virtual Networking, Spring Boot, MySQL, Software Installation, Data Persistence, Version Control, Scalability
Beginner · Specialization · 1 - 3 Months