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: Earned Value Management, Performance Metric, Project Controls, Variance Analysis, Scheduling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Statistical Modeling, Regression Analysis, Data Visualization, Model Evaluation, Data Analysis, Statistical Methods, Scatter Plots, R Programming, Statistical Analysis, Plot (Graphics), R (Software), Ggplot2
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Dependency Analysis, LLM Application, Microservices, Service Management, Configuration Management, Cloud Computing Architecture, Failure Analysis, Application Deployment, Data Storage Technologies, Scalability, Cloud Deployment, Site Reliability Engineering, Software Development, Solution Architecture, Cloud-Native Computing, Maintainability, Software Architecture, Systems Architecture, Service Recovery, Reliability
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Human Factors, Color Theory, Design Elements And Principles, Graphing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Django (Web Framework), Web Development, Web Servers, Web Applications, Data Modeling, Back-End Web Development, MySQL, Application Security, Database Development, Model View Controller, Object-Relational Mapping, Application Frameworks, Database Management, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, HTML and CSS, Unstructured Data, Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: MySQL, Database Administration, Google Cloud Platform, Cloud Hosting, Database Management, Cloud Management, SQL
Beginner · Project · Less Than 2 Hours

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Lean Methodologies, Process Improvement, Data Collection, Quality Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Kaizen Methodology, Process Analysis, Probability Distribution, Regression Analysis, Business Process, Statistical Process Controls, Quality Management, Team Management, Continuous Improvement Process, Project Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Instructional Strategies, Digital pedagogy, Student Engagement, digital literacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Database Management, Databases, Database Management Systems, Case Studies, Pivot Tables And Charts, Data Integration, Data Analysis, Performance Tuning, Business Intelligence, Analytics, Data Structures, Data Transformation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, JavaScript Frameworks, Development Environment, Application Programming Interface (API), Microsoft Development Tools, Web Development, Microsoft Visual Studio, Maintainability, Software Design, UI Components, Data Validation, Version Control
Intermediate · Course · 1 - 3 Months