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 California, Davis
Skills you'll gain: Surveys, Survey Creation, Focus Group, Quantitative Research, Qualitative Research, Data Synthesis, Market Research, Proposal Writing, Data Storytelling, Statistical Analysis, Presentations, Discussion Facilitation, Marketing Analytics, Marketing, Statistical Methods, Research Methodologies, Data Analysis, Data Visualization Software, Market Analysis, Business Research
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Natural Language Processing, Text Mining, Clinical Informatics, Clinical Documentation, Clinical Data Management, R Programming, Google Cloud Platform, Health Informatics, Unstructured Data, Data Processing
Intermediate · Course · 1 - 3 Months

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

Coursera
Skills you'll gain: PostgreSQL, SQL, Query Languages, Data Transformation, Data Manipulation, Database Development, Data Management
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Orchestration, Agentic Workflows, Prompt Engineering, Generative AI Agents, AI Enablement, Agentic systems, AI Security, Prompt Patterns, Salesforce, Responsible AI, Artificial Intelligence, Application Lifecycle Management, Data Governance, Data Integration, Model Evaluation, Data Architecture, Automation, Business Requirements, Customer Relationship Management (CRM) Software, Data Security
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Generative AI Agents, Email Automation, Vibe coding, Agentic Workflows, Agentic systems, AI Workflows, AI Orchestration, Sales Process, Marketing Automation, HubSpot CRM, Sales Enablement, Sales Pipelines, Software As A Service, Sales Development, Lead Generation, Business Development, Prompt Engineering, New Business Development, Application Deployment, Campaign Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Authentications, OAuth, Development Testing, Software Development Life Cycle, Unified Modeling Language, Authorization (Computing), Single Sign-On (SSO), Security Software, Software Development, Vulnerability Assessments, Data Validation, Cyber Security Assessment, Cyber Security Strategy, Cybersecurity, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Sampling (Statistics), Proposal Writing, Supplier Management, Accountability, Data Ethics, Sustainability Reporting, Database Design, Sustainable Design
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Income Statement, General Ledger, General Accounting, Financial Reporting, Ledgers (Accounting), QuickBooks (Accounting Software), Financial Statements, Excel Formulas, Balance Sheet, Financial Accounting, Accounting Records, Accounting, Spreadsheet Software, Microsoft Excel
Beginner · Course · 1 - 4 Weeks
Scrum Alliance
Skills you'll gain: Business Metrics, Performance Metric, Performance Measurement, Agile Methodology, Data-Driven Decision-Making, Agile Product Development, Data Storytelling, Key Performance Indicators (KPIs), Technical Communication, Agile Project Management, Data Visualization, Continuous Improvement Process, Product Improvement, Team Performance Management, Product Management, Teamwork, Team Management, Product Development, Cross-Functional Team Leadership, Product Planning
Beginner · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Algorithms, Bioinformatics, Graph Theory, Computational Thinking, Data Structures, Theoretical Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, File I/O, Network Routing, Computer Networking, Object Oriented Programming (OOP), Python Programming, Network Routers, Algorithms, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours