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 California, Irvine
Skills you'll gain: Decision Support Systems, Database Design, Relational Databases, Database Management, SQL, Descriptive Statistics, Statistics, Statistical Analysis, Business Intelligence, Microsoft Excel, Data Processing, Extract, Transform, Load, Business Analytics, Data Manipulation, Data Science
Beginner · Course · 1 - 4 Weeks

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

Johns Hopkins University
Skills you'll gain: Big Data, Apache Hadoop, Data Infrastructure, Data Processing, Analytics, Data Science, Distributed Computing, Linux, Software Installation, Scalability, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Analysis, Regional Sales, Sales, Data Analysis Software, Data Analysis, Query Languages, Trend Analysis, Databases, Customer Insights, Performance Analysis, Market Opportunities, Product Assortment
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Performance Analysis, Performance Measurement, Customer Analysis, Dashboard, Market Opportunities, Business Metrics, Decision Making, Strategic Decision-Making, Agile Methodology, Real Time Data, Management Reporting, Business Intelligence, Organizational Effectiveness, Business Leadership, Data-Driven Decision-Making, Business Strategies, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Serverless Computing, Containerization, Amazon Web Services, Data Migration, Amazon DynamoDB, Docker (Software), Databases, Cloud Engineering, Kubernetes, AWS Identity and Access Management (IAM), Operational Databases, Amazon Elastic Compute Cloud, Database Management, Performance Tuning, Amazon CloudWatch, Cloud Security, Identity and Access Management, Application Programming Interface (API), Data Security, Scalability
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Literacy, Data Analysis, Trend Analysis, Data Presentation, Analytical Skills, Analysis, Data Visualization, Logical Reasoning, Arithmetic, Estimation, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, PySpark, Retrieval-Augmented Generation, OpenAI API, Generative AI, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Transfer Learning, Deep Learning, ChatGPT, Applied Machine Learning, Seaborn, Data Visualization, Regression Analysis, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Database Design, Database Theory, Data Modeling, Database Management Systems, Metadata Management, Databases, Data Management, Relational Databases, Unified Modeling Language, Data Governance, Enterprise Modeling, Data Integrity, Data Quality
Build toward a degree
Mixed · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Debugging, Google Cloud Platform, System Monitoring, Data Integrity, CI/CD, Data Processing, Unit Testing, Performance Tuning, Disaster Recovery
Advanced · Course · 1 - 3 Months