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.

Northeastern University
Skills you'll gain: Data Storytelling, Plotly, Statistical Visualization, Interactive Data Visualization, Matplotlib, Data Visualization Software, Network Analysis, Seaborn, Data-Driven Decision-Making, Data Mining, Scatter Plots, R Programming, Graph Theory, Data Science, Time Series Analysis and Forecasting
Build toward a degree
Mixed · Course · 1 - 3 Months

Pearson
Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Data Lakes, Analytics, Data Processing, Data Import/Export, Data Integration, Linux Commands, File Systems, Text Mining, Data Transformation, Data Management, Distributed Computing, Command-Line Interface, Relational Databases, Java, C++ (Programming Language)
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Data Migration, Oracle Cloud, Database Administration, Data Import/Export, Database Architecture and Administration, Application Development, Database Management, Performance Tuning, Disaster Recovery, SQL, Cloud Infrastructure, Identity and Access Management, Scalability
Intermediate · Course · 1 - 4 Weeks
IE Business School
Skills you'll gain: Economic Development, International Finance, Economics, Business Economics, Market Opportunities, International Relations, Global Marketing, Demography, Business Risk Management, Analysis, Growth Strategies, Policy Analysis
Intermediate · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Innovation, Business Management, Performance Management, Governance, Case Studies, Organizational Effectiveness, Corporate Strategy, Business Leadership, Decision Making, Behavioral Economics, Ancient History, Organizational Structure, Business Strategy, Social Studies, Economics, Market Dynamics, Storytelling
Beginner · Course · 1 - 3 Months

University of Copenhagen
Skills you'll gain: Diagnostic Tests, Patient Evaluation, Pathology, Physiology, Laboratory Testing, Precision Medicine, Biochemistry, Chronic Diseases, Endocrinology, Patient Treatment, Biology, Internal Medicine, Pharmacology, Medical Ultrasonography, Nutrition and Diet, Medical Science and Research, Bioinformatics, Epidemiology, Clinical Nutrition, Anatomy
Intermediate · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Dashboard, Spreadsheet Software, Data Cleansing, Excel Formulas, Data Visualization, Microsoft Excel, Business Intelligence, Data Analysis Expressions (DAX), Business Mathematics, Data Validation, Financial Data, Depreciation, Finance, Financial Analysis, Data Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feasibility Studies, Systems Development, Software Development Methodologies, Business Analysis, Software Design, Business Process Modeling, Communication, Data Flow Diagrams (DFDs), Stakeholder Communications, Business Communication, Product Lifecycle Management
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Grammar, Multimedia, English Language, Content Creation, Writing, Photo/Video Production and Technology, Electronic Media
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Corporate Accounting, Investments, Financial Accounting, Business Valuation, Accounting, Financial Reporting, Financial Statement Analysis, Consolidation, Financial Statements
Intermediate · Course · 1 - 4 Weeks

Howard University
Skills you'll gain: Business Software, Information Systems, Business Systems, Business Technologies, Management Information Systems, Information Technology, Enterprise Resource Planning, E-Commerce, Systems Analysis, Computer Hardware, Data Warehousing, Disaster Recovery, Networking Hardware, Business Ethics, Operating Systems, Business Process Management, Customer Relationship Management, Security Management, Business-To-Consumer, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embeddings, Natural Language Processing, Keras (Neural Network Library), Generative AI, Convolutional Neural Networks, Transfer Learning, Recurrent Neural Networks (RNNs), Model Evaluation, Image Analysis, Artificial Neural Networks, Text Mining, Computer Vision, Data Preprocessing, Tensorflow, Deep Learning, Model Deployment, Applied Machine Learning, Google Cloud Platform, Jupyter, Matplotlib
Beginner · Specialization · 1 - 3 Months