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.

Board Infinity
Skills you'll gain: Performance Tuning, Data Architecture, User Accounts, Data Warehousing, SQL, Data Modeling, Data Transformation, Data Import/Export, Data Integration, Role-Based Access Control (RBAC), Data Governance, JSON, Data Security
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Time Series Analysis and Forecasting, R (Software), Statistical Analysis, Statistical Software, Forecasting, Statistical Modeling, Data Analysis, Predictive Analytics, Exploratory Data Analysis, Statistical Visualization, Data Presentation, Probability & Statistics, Statistical Hypothesis Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Pipelines, Data Transformation, Data Analysis, Microsoft Azure, Analytics, Data Warehousing, Data Integration, Data Cleansing, Data Modeling, Dashboard, Data Governance, SQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Tensorflow, Supervised Learning, Artificial Neural Networks, Regression Analysis, Applied Machine Learning, Machine Learning Algorithms, Deep Learning, IBM Cloud, Machine Learning, Predictive Modeling, Decision Tree Learning, Natural Language Processing, Scikit Learn (Machine Learning Library), Computer Vision, Data Science, Python Programming
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R Programming, Statistical Programming, Statistical Analysis, Debugging, Data Analysis, Simulations, Integrated Development Environments, Data Import/Export, Data Structures, Data Manipulation, Computer Programming, Performance Tuning, Software Installation
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Deep Learning, Probability Distribution, Python Programming, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Regression Analysis, Data Processing, Agentic systems, Data Science, Artificial Intelligence, Artificial Neural Networks, Algorithms
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Workflow Management, No-Code Development, Deepseek, LLM Application, Business Process Automation, Generative AI, Automation, Application Deployment, Data Integration, Data Analysis Software, Google Sheets, Gmail
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Big Data, Data Mining, Data-Driven Decision-Making, Predictive Analytics, Sales Management, Ggplot2, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Customer Insights, Customer Acquisition Management, Customer experience strategy (CX), Customer Retention, Data Science, Data Analysis, Data Manipulation, Applied Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: SAS (Software), Perl (Programming Language), Data Processing, Statistical Programming, Stored Procedure, Data Manipulation, Data Transformation, Data Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Jupyter, Python Programming, Programming Principles, Data Science, Generative AI, Scripting Languages, Development Environment, Computer Programming, Scripting, Data Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Interactive Data Visualization, Software Installation, Package and Software Management, R Programming, Integrated Development Environments, Cloud Development, Cloud Hosting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SAS (Software), Predictive Modeling, Statistical Modeling, Big Data, Regression Analysis, Data Analysis Software, Advanced Analytics, Feature Engineering, Performance Analysis, Performance Measurement, Statistical Analysis, Data Manipulation, Data Cleansing
Intermediate · Course · 1 - 3 Months