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.

University of Maryland, College Park
Skills you'll gain: Data Storytelling, Digital Transformation, Data-Driven Decision-Making, Business Transformation, Data Presentation, Data Strategy, Data Literacy, Agile Project Management, Business Analytics, Strategic Decision-Making, Analytics, Agile Methodology, Storytelling, Customer experience strategy (CX), Presentations, Microsoft Power Platform, Proposal Writing, Leadership, Data Quality, Stakeholder Communications
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Scientific Visualization, Statistical Visualization, Mathematical Software, Data Manipulation, Jupyter, Python Programming, Numerical Analysis, Data Wrangling, Data Science, Other Programming Languages, Java, R Programming, Interoperability, Java Programming, Programming Principles, Computer Programming, Development Environment, C (Programming Language), Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Apache Spark, Scala Programming, Spring Boot, Java Programming, Development Environment, Apache, JSON, Data Processing, Data Transformation, Solution Design, Content Management, Data Import/Export, Performance Tuning, Software Architecture, Data Validation
Beginner · Specialization · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Dashboard Creation, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Data Manipulation, SQL, Business Intelligence, Data Integration, Data Analysis, Query Languages, Database Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Microsoft Copilot, Generative Model Architectures, Generative Adversarial Networks (GANs), Responsible AI, Data Ethics, Data Security, Information Privacy, Anomaly Detection, Model Evaluation, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Storytelling, Data Presentation, Dashboard Creation, Business Reporting, Responsible AI, Storytelling, Report Writing, Data Visualization, Interactive Data Visualization, Presentations, Financial Reporting, Generative AI, Financial Data, Technical Communication, Microsoft Excel, Financial Modeling, Data Ethics, Data Visualization Software, Strategic Communication
Advanced · Course · 1 - 3 Months

Skills you'll gain: Trend Analysis, Data Manipulation, Data Analysis, SAS (Software), Exploratory Data Analysis, Data Transformation, Analysis, Analytics, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Business Reporting, Statistical Visualization, Business, Report Writing, Graphing, Statistical Programming
Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Apache Airflow, Data Pipelines, Data Integration, Infrastructure as Code (IaC), Terraform, Extract, Transform, Load, Amazon CloudWatch, IT Automation, Data Quality, Amazon Web Services, CI/CD, Data Processing, Data Transformation, NoSQL, Network Troubleshooting
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Data Science, Decision Tree Learning, Statistical Methods, Classification And Regression Tree (CART), Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Machine Learning Methods, Classification Algorithms, Supervised Learning, R Programming, Statistical Inference, Machine Learning Algorithms, Dimensionality Reduction
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: SQL, Database Development, Database Management, Relational Databases, Data Manipulation, Databases, Data Import/Export, PostgreSQL, Database Management Systems, Data Integrity
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: PySpark, Apache Spark, Customer Analysis, Big Data, Data Processing, Advanced Analytics, Statistical Modeling, Text Mining, Customer Insights, Risk Modeling, Data Preprocessing, Unstructured Data, Simulation and Simulation Software, Data Manipulation, Marketing Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Dictionary, Data Quality, Data Management, Data Cleansing, Data Validation, Data Maintenance, Data Integrity, Case Studies, Team Leadership, Communication Strategies, Stakeholder Communications, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks