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.

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Ggplot2, Data Wrangling, Statistical Modeling, Exploratory Data Analysis, Plot (Graphics), R Programming, Data Import/Export, Predictive Modeling, Sampling (Statistics), Data Visualization, Data Visualization Software, Statistical Hypothesis Testing, Data Analysis, Data Manipulation, Data Modeling, Web Scraping, Data Science, R (Software), Data Analysis Software
Beginner · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Relational Databases, MySQL, Data Management, Database Design, Data Warehousing, Data Visualization, Data Visualization Software, Data Security, Dashboard, Tableau Software, Data Cleansing, Data Integration, Extract, Transform, Load, SQL, Personally Identifiable Information, Microsoft Excel, Data Governance, Data Preprocessing, Data Transformation, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Data Presentation, Regression Analysis, Generative AI, Statistical Methods, Data Literacy, Statistical Analysis, Statistical Reporting, Data-Driven Decision-Making, Correlation Analysis, Technical Communication, Data Visualization, Probability & Statistics, Data Analysis, Exploratory Data Analysis, Scatter Plots, Descriptive Statistics, Statistical Hypothesis Testing, Predictive Analytics, Data Storytelling, Box Plots
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Visualization, Exploratory Data Analysis, Data Visualization Software, Data Ethics, Tableau Software, Data Analysis, Data Cleansing, Data Manipulation, Data Transformation, Data Preprocessing, Pandas (Python Package), Technical Communication, Data Quality, Data Validation, Python Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Peer Review, Dashboard, Data Visualization, Microsoft Excel, Data-Driven Decision-Making, Presentations, Pivot Tables And Charts, Data Visualization Software, Business Intelligence, Constructive Feedback, Financial Reporting, Business, Stakeholder Communications, Case Studies
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Project Scoping, Business Priorities, Business Analysis, Case Studies, Stakeholder Management, Project Design, Business, Data Science, Business Process, Data-Driven Decision-Making, Data Literacy
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Data Transformation, Engineering Management, Data-Driven Decision-Making, Data Storytelling, Capacity Management, Data Analysis, Unstructured Data, Data Strategy, Data Management, Business Intelligence, Data Governance, Management Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), SQL, Data Manipulation, Data Analysis Software, Query Languages, Data Wrangling, Database Management, Data Transformation, Data Cleansing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, SPSS (Software), Statistical Analysis, Data Transformation, Data Manipulation, Data Analysis, Technical Support, Statistical Software, Data Import/Export
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Marketing Analytics, AI Personalization, Advanced Analytics, Customer Retention, Analytics, Marketing Effectiveness, Predictive Modeling, Marketing, Data Analysis, Social Network Analysis, Customer Analysis, Data Ethics, Customer Insights, Market Analysis, Text Mining, Predictive Analytics, Marketing Strategy and Techniques, Digital Marketing, Machine Learning, Generative AI
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Design Thinking, Data Science, Process Design, Strategic Thinking, Data Pipelines, Data Validation, Data Processing, Workflow Management, Data Cleansing, Data Quality, Business Priorities, NumPy, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Literacy, Data Analysis, JSON, Data Transformation, Financial Data, Power BI, Data Wrangling, Data Import/Export, Automation, Business Reporting, Data Cleansing, Extract, Transform, Load, Financial Reporting, Data Structures, Data Pipelines, Data Governance, Data Integrity
Intermediate · Course · 1 - 4 Weeks