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: OAuth, JSON, Data Wrangling, Application Programming Interface (API), API Design, Application Security
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Infrastructure, Data Pipelines, Data Integrity, Data Storage
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: JSON, Restful API, Ajax, Javascript, Web Development Tools, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Data Structures
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, Ggplot2, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Statistical Methods, Data Wrangling, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Data Manipulation, Statistical Programming
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Presentation, Data Visualization, Tableau Software, Matplotlib, Geospatial Information and Technology, Spatial Analysis, Geospatial Mapping, Visualization (Computer Graphics), Seaborn, Infographics, Heat Maps, Data Ethics, Text Mining, Data Mapping, Network Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Time Series Analysis and Forecasting, Business Reporting, Jupyter, Data Wrangling, Microsoft Excel, Data Transformation, Matplotlib, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Data Processing, Management Reporting, Business Analytics, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Business Analytics, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Literacy, Data Storytelling, Scientific Visualization, Visualization (Computer Graphics), Data Visualization, Cinematography, Data Visualization Software, Spatial Data Analysis, 3D Modeling, Storytelling
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Spreadsheet Software, Business Intelligence, Data Analysis, Data Presentation, Business Analytics, Microsoft Office, Microsoft 365, Data Wrangling, Data Visualization, Productivity Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Health Information Management and Medical Records, Security Controls
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Text Mining, Data Manipulation, Data Cleansing, Data Analysis Software, Data Wrangling, Data Preprocessing
Intermediate · Course · 1 - 3 Months