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.

Coursera
Skills you'll gain: Star Schema, Role-Based Access Control (RBAC), Power BI, Database Design, Data Modeling, Data Analysis Expressions (DAX), Authorization (Computing), Relational Databases, Financial Data, Data Security, Security Controls, Dashboard, Data Access, Dashboard Creation, Model Deployment, Gross Profit, Cloud Deployment, Performance Improvement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Data Pipelines, Apache Spark, Dashboard Creation, Dashboard, Interactive Data Visualization, Data Processing, Real Time Data, Natural Language Processing, Distributed Computing, Deep Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, jQuery, Javascript and jQuery, Web Development Tools, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Maintenance, Data Storage Technologies, Data Management, Data Storage, Issue Tracking, Disaster Recovery, Data Loss Prevention, Hybrid Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Data Persistence, JSON, Data Store, UI Components, User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Database Development, Database Application, Databases, Debugging, Database Management, Application Development, Mobile Development, Real Time Data, Program Development, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Data Visualization, Interactive Data Visualization, Tableau Software, Dashboard, Data Storytelling, Spatial Data Analysis, Data Visualization Software, Peer Review, Dashboard Creation, Data Presentation, Data Integration, Geospatial Mapping, Spatial Analysis, Data Wrangling, Business Intelligence Software, Business Intelligence, Data Manipulation, Data Preprocessing, Data Transformation, Data Analysis
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Compilation, Excel Macros, Analytics, Accounting Software, Accounting and Finance Software, Specialized Accounting, Analytical Skills, Accounting Systems, Business Analytics, Microsoft Excel, Spreadsheet Software, Data Analysis, Predictive Analytics, Data Architecture
Build toward a degree
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Generative AI, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis Software, Data Analysis, Advanced Analytics, Interactive Data Visualization, Data Manipulation, Data Presentation, Data Transformation, Data Sharing, Embeddings
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Import/Export, Matplotlib, Plot (Graphics), Pivot Tables And Charts, Jupyter, Data Visualization Software, Microsoft Excel, Data Analysis, Spreadsheet Software, Text Mining, Data Wrangling, Data Access, Data Manipulation, Data Cleansing, Data Presentation, Data Processing, Data Integration, Programming Principles, Time Series Analysis and Forecasting
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Data Analysis Software, Mathematical Software, Applied Mathematics, Data Analysis, Analysis, Mathematical Theory & Analysis, Derivatives, Advanced Mathematics, Graphing, Algebra
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Data Access, Programming Principles, Python Programming, Data Structures, Development Environment, Scripting, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks