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: Back-End Web Development, Full-Stack Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Star Schema, Snowflake Schema, Data Lakes, Data Governance, Data Warehousing, CI/CD, Database Design, Microsoft Azure, Power BI, Real Time Data, Data Pipelines, Microsoft Copilot, Data Management, Data Architecture, Extract, Transform, Load, Microsoft SQL Servers, Data Modeling, Transact-SQL, SQL, Cloud Infrastructure
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Warehousing, Database Design, Data Integration, Extract, Transform, Load, Data Modeling, Star Schema, Relational Databases, Snowflake Schema, Business Intelligence, SQL, Pivot Tables And Charts, PostgreSQL, Data Transformation, Data Quality
Mixed · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Forecasting, Classification Algorithms, Dimensionality Reduction
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Quality Assurance, Compliance Reporting, Data Quality, Performance Reporting, Trend Analysis, Data Validation, Configuration Management, Data Integrity, Data Capture, Workflow Management, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Matplotlib, Data Analysis, Pandas (Python Package), Data Visualization, Data Science, Data Cleansing, Pivot Tables And Charts, Data Visualization Software, Data Preprocessing, Data Manipulation, Scatter Plots, NumPy, Exploratory Data Analysis, Jupyter, Data Import/Export, Histogram, Python Programming, Data Structures, Programming Principles
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Innovation, Data Integration, Unstructured Data, Big Data, Data Analysis, Exploratory Data Analysis, Data Presentation, Data Visualization Software, Feature Engineering, Analysis, Model Evaluation, Natural Language Processing, Technical Writing, Classification Algorithms, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Maven, Java Platform Enterprise Edition (J2EE), Hibernate (Java), Unit Testing, Docker (Software), Software Design Patterns, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Big Data, Analytical Skills, Data Analysis, Data Preprocessing, Applied Machine Learning, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, A/B Testing, Customer Analysis, Anomaly Detection, Dashboard, Time Series Analysis and Forecasting, Regression Analysis, Customer Insights, Data Presentation, Statistical Methods, Marketing Effectiveness, Marketing Strategies, Forecasting, Analytics, Market Research, Statistical Analysis, Predictive Analytics, Digital Advertising, Exploratory Data Analysis, Data Transformation
Intermediate · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Debugging, Java, Teaching, Program Development, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Integrated Development Environments, Computational Logic, Pseudocode, Algorithms, Test Case
Beginner · Course · 1 - 3 Months