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 London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Vulnerability Assessments, Hardware Architecture, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, Authentications, Network Monitoring, TCP/IP, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Installation, Data Validation, Python Programming, Program Development, Computational Thinking, Development Environment, Data Processing, Computer Programming, System Configuration, Algorithms, Debugging
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Persona Development, Customer Relationship Management (CRM) Software, Customer Insights, Customer Data Management, Target Audience, Target Market, Marketing Strategies, Consumer Behaviour, Market Analysis, Social Media, Product Knowledge, Research
Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Brand Loyalty, Customer Relationship Management, Customer Insights, Marketing Analytics, Customer Acquisition Management, Marketing Effectiveness, Customer Engagement, Marketing Strategies, Return On Investment, Growth Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Project Management Software, Spreadsheet Software, Organizational Skills, Dashboard, Data Entry, Prioritization
Beginner · Guided Project · Less Than 2 Hours
Google Cloud
Skills you'll gain: Google Sheets, Google Workspace, Spreadsheet Software, Productivity Software, Data Entry, Excel Formulas, Data Visualization, Collaborative Software, Information Management, Data Management, Data Sharing, Version Control, Data Import/Export
Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Financial Statements, Financial Management, Budgeting, Financial Data, Financial Analysis, Income Statement, Balance Sheet, Performance Analysis, Resource Allocation, Variance Analysis, Cost Benefit Analysis, Return On Investment, Investments, Cash Flows
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Hugging Face, Model Evaluation, Embeddings, Transfer Learning, Recurrent Neural Networks (RNNs), Model Deployment, Data Preprocessing, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Regulation and Legal Compliance, Data Ethics, Responsible AI, Data Governance, Compliance Management, Information Privacy, Prompt Engineering, Ethical Standards And Conduct, Intellectual Property, AI Enablement, Generative AI, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, AI Workflows, LangChain, Generative AI Agents, CrewAI, Statistical Methods, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Performance Testing, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Business Metrics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Digital pedagogy, digital literacy, Computer Science, Information Technology, Computational Thinking, Social Impact, Geospatial Information and Technology, Computer Networking, Technical Communication, Media and Communications, Digital Communications, Live Streaming, Emerging Technologies, Algorithms, Global Positioning Systems, Data Analysis Software
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Typography, Infographics, Graphic and Visual Design, Computer Graphics, Visualization (Computer Graphics), Design, Graphic Design, Design Elements And Principles, Color Theory, Image Analysis, Adobe Creative Cloud, Creativity
Beginner · Course · 1 - 4 Weeks