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.

Board Infinity
Skills you'll gain: Predictive Analytics, Dashboard, Data Ethics, Responsible AI, Brand Strategy, Advanced Analytics, Market Intelligence, Persona Development, Strategic Marketing, Trend Analysis, Predictive Modeling, Competitive Intelligence, Analytics, Forecasting, Artificial Intelligence, Business Intelligence, Target Audience, Customer Insights, Natural Language Processing, Market Trend
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: Data Collection, Marketing, Marketing Analytics, Google Analytics, Digital Marketing, Customer Data Management, Application Programming Interface (API), Market Data, Personally Identifiable Information, Web Analytics, Information Privacy, API Gateway, Data Integration, Data Analysis, Data-Driven Decision-Making, Advertising
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Search Engine Optimization, Blogs, Web Analytics and SEO, TikTok, Social Media Content, Campaign Management, Social Media Management, Cross-Channel Marketing, Content Creation, Content Performance Analysis, Digital Advertising, Social Media Marketing, Google Ads, Email Marketing, Email Automation, Constructive Feedback, Content Management, Project Management, Performance Reporting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Decision Tree Learning, Data Preprocessing, Data Transformation, Supervised Learning, Feature Engineering, Scikit Learn (Machine Learning Library), Classification Algorithms, Model Evaluation, Pandas (Python Package)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Design, Computational Logic
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Data Governance, Marketing Analytics, Data Visualization, Business Analytics, Data Literacy, Accounting, Infographics, Data Management, Data Collection, Data Quality, Data Visualization Software, Internal Controls, Classification Algorithms, Business Analysis, AI Personalization, Analytics, Data Analysis, Power BI, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Portfolio Risk, Risk Modeling, Quantitative Research, Risk Analysis, Financial Forecasting, Market Data, Dashboard, Risk Management, Statistical Reporting, Business Risk Management, Data Presentation, Investment Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Tool Calling, OAuth, AI Orchestration, Middleware, Generative AI Agents, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Application Programming Interface (API), Agentic systems, Authentications, Real Time Data, Data Persistence, Context Management, Business Logic, Software Testing, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Flow Diagrams (DFDs), Cloud Deployment, Model Deployment, Information Privacy, MLOps (Machine Learning Operations), Application Programming Interface (API), AI Product Strategy, Analysis, Data Pipelines, Feature Engineering, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Strategic Partnership, Sales Strategy, Software As A Service, Sales, Proposal Writing, Proposal Development, Business Development, Business Relationship Management, Return On Investment, Value Propositions, Key Performance Indicators (KPIs), Revenue Management, Business Metrics, Data-Driven Decision-Making, Scalability, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Express, Social Media Content, Responsible AI, Cross-Channel Marketing, Content Marketing, Generative AI, Social Media, Marketing Analytics, Data Ethics, Marketing Effectiveness, Data-Driven Decision-Making, Content Creation, Marketing Automation, Email Marketing, Social Media Campaigns, Adobe Creative Cloud, Graphic and Visual Design, Search Engine Optimization, Storytelling, Performance Analysis
Beginner · Specialization · 1 - 3 Months