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.

Skills you'll gain: Exploratory Data Analysis, Box Plots, Correlation Analysis, Data Visualization, Scatter Plots, Data Cleansing, Statistical Visualization, Data Manipulation, Pandas (Python Package), Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Migration, Database Administration, Google Cloud Platform, Database Design, Cloud Engineering, Database Management, Cloud Deployment, Operational Databases, Database Architecture and Administration, Databases, NoSQL, Scalability, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Telehealth, Patient Communication, Clinical Supervision, Healthcare Project Management, Employee Training, Health Care, Verbal Communication Skills
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Data Analysis, Data Ethics, Statistical Methods, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Security Strategy, Cyber Security Strategy, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Portfolio Risk
Beginner · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Biostatistics, Molecular Biology, Analysis, Data Visualization Software, Database Software, Health Informatics, Data Analysis, Data Synthesis, Life Sciences, Statistical Methods, Data Mining, Exploratory Data Analysis, Technical Communication, Unsupervised Learning, Data Processing, Tree Maps, Scientific Visualization, Databases
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Prompt Engineering, Debugging, Claude Code, Responsible AI, Verification And Validation, ChatGPT, Artificial Intelligence, Software Testing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Software Testing, Test Automation, Test Tools, Test Planning, Test Case, Maintainability, Software Quality Assurance, Application Programming Interface (API), Mockups, Python Programming
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Data Access, Google Cloud Platform, Cloud Security, Enterprise Architecture, Application Deployment, Generative AI Agents, Data Security, Large Language Modeling, LLM Application, Enterprise Application Management, AI Enablement, AI Workflows, Agentic systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sales Process, Sales Management, Sales Strategy, Sales, Management Training And Development, Coaching, Team Management, Cross-Functional Team Leadership, Cultural Diversity, Employee Coaching, Key Performance Indicators (KPIs), Communication, Business Leadership, Active Listening, Revenue Forecasting, Revenue Management, Customer Relationship Management (CRM) Software, Team Leadership, Performance Management, Negotiation
Beginner · Specialization · 1 - 3 Months