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.

The University of Chicago
Skills you'll gain: Keras (Neural Network Library), Unsupervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Applied Machine Learning, Scikit Learn (Machine Learning Library), Classification Algorithms, Supervised Learning, Regression Analysis, Random Forest Algorithm, Dimensionality Reduction, Model Evaluation, Data Preprocessing, Statistical Methods, Tensorflow, Feature Engineering, Pandas (Python Package)
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: SQL, Data Manipulation, Data Analysis, Business Analytics, Query Languages, Databases, Relational Databases, Data Management, Data Modeling, Data Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Cyber Security Policies, Technical Support and Services, Technical Support, Information Systems Security Assessment Framework (ISSAF), Computer Security Awareness Training, Security Awareness, Application Security, ISO/IEC 27001, Network Security, Data Security, Information Assurance, General Networking, Computer Hardware
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Microsoft SQL Servers, Transact-SQL, Performance Tuning, Database Management, SQL, Database Design, Microsoft Copilot, System Monitoring, Debugging
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, AI Workflows, Agentic Workflows, AI Enablement, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Project Management Life Cycle, Project Management Institute (PMI) Methodology, Project Management, Project Portfolio Management, Project Management Office (PMO), Organizational Structure, Governance, Program Management, Resource Allocation, Stakeholder Management, Leadership
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Application Development, User Interface (UI), Application Design, Java, Development Environment, Debugging
Mixed · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Jupyter, Python Programming, Data Science, Generative AI, Development Environment, Computer Programming, Data Analysis
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Competitive Analysis, Medical Devices, Payment Systems, Intellectual Property, Health Systems, Healthcare Industry Knowledge, Commercialization, Leadership Development, Health Care Administration, Managed Care, Product Management, Go To Market Strategy, Regulatory Affairs, New Product Development, Hospital Experience, Stakeholder Analysis, Pharmaceuticals, Organizational Structure, Market Opportunities, Medical Equipment
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Network Analysis, Social Network Analysis, Marketing Analytics, Unstructured Data, Semantic Web, Statistical Methods, Text Mining, Data Structures, JSON, Natural Language Processing, Data Visualization Software, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Data Visualization Software, Statistical Hypothesis Testing, Machine Learning, Seaborn, Applied Machine Learning, Digital Signal Processing, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Lean Six Sigma, Six Sigma Methodology, Lean Methodologies, Process Improvement, Team Management, Process Capability, Data Collection, Knowledge Transfer, Team Building, Statistical Hypothesis Testing, Meeting Facilitation, Continuous Improvement Process, Performance Measurement, Conflict Management, Process Analysis, Sampling (Statistics), Quality Control, Team Leadership, Statistics
Intermediate · Specialization · 3 - 6 Months