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: Data Cleansing, Prompt Engineering, Data Processing, Microsoft Excel, Data Manipulation, Microsoft Copilot, Data Preprocessing, Data Quality, Data Transformation, Data Integrity, Data Validation, Data-Driven Decision-Making, Excel Formulas, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Microsoft Excel, Data Visualization Software, Data Import/Export, Business Reporting, Report Writing, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Apache Spark, NoSQL, Data Management, Data Processing, Databases, SQL, Query Languages, Data Manipulation, Scripting Languages, Data Transformation, Distributed Computing
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Big Data, Google Cloud Platform, Analytics, Data Analysis, SQL, Query Languages
Beginner · Project · Less Than 2 Hours
University of Washington
Skills you'll gain: Big Data, Relational Databases, Database Systems, Dataflow, Databases, Data Science, Data Manipulation, Data Processing, NoSQL, Apache Spark, Distributed Computing, Apache Hadoop, SQL, Data Analysis, Query Languages, Cloud Computing, Scalability, Graph Theory, Python Programming, Algorithms
Mixed · Course · 1 - 3 Months

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

Skills you'll gain: Data Sharing, Identity and Access Management, Authorization (Computing), Data Access, Google Cloud Platform, User Accounts, Data Migration, Data Management, Cloud Computing
Beginner · Project · Less Than 2 Hours

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

Skills you'll gain: Performance Reporting, Marketing Analytics, Business Intelligence, Data Visualization Software, Dashboard, Data Presentation, Campaign Management, Power BI, Tableau Software, IBM Cognos Analytics, Grafana, Data Integration, Splunk
Beginner · Course · 1 - 4 Weeks

Beginner · Course · 3 - 6 Months

Skills you'll gain: Shiny (R Package), Interactive Data Visualization, Data Visualization, R (Software), Dashboard, User Interface (UI), Data Visualization Software, UI Components, Data Integration, Server Side, Web Applications, Application Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization
Beginner · Course · 1 - 4 Weeks