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 Colorado Boulder
Skills you'll gain: Dimensionality Reduction, Data Analysis, Supervised Learning, Anomaly Detection, Machine Learning, Machine Learning Algorithms, Statistical Analysis, Unsupervised Learning, Data Mining, Analytics, Predictive Modeling, Regression Analysis, Scikit Learn (Machine Learning Library), Classification And Regression Tree (CART), Exploratory Data Analysis, Project Planning
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, R Programming, Predictive Modeling, Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Regression Analysis, Data Science, Classification And Regression Tree (CART), Statistical Inference, Statistical Analysis, Rmarkdown, Statistical Methods, Probability & Statistics, Machine Learning, Descriptive Statistics
Mixed · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Apache Spark, Big Data, SPSS (Software), SPSS, Analytics, Real Time Data, Apache Hadoop, Data Processing, Business Analytics, Statistical Analysis, Data Analysis Software, Business Strategy, Market Share, Scalability, Machine Learning Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistical Hypothesis Testing, Regression Analysis, Statistics, Predictive Modeling, Data Visualization, Statistical Analysis, Data Science, Data Analysis, Statistical Modeling, Histogram, Pandas (Python Package), NumPy, Statistical Inference, Probability, Correlation Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Extract, Transform, Load, Query Languages, Social Media, Data Cleansing, Data Integration
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Data Visualization, Data Modeling, Data Visualization Software, Data Transformation, Data Manipulation, Data Presentation, Business Reporting, Data Cleansing, Data Sharing, Key Performance Indicators (KPIs), Relationship Building
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Box Plots, Data Science, Histogram, Statistical Analysis, Statistical Methods, Probability & Statistics, Data Analysis, Data Visualization Software, Applied Machine Learning, Data Cleansing, Scatter Plots, Matplotlib, Scripting, Python Programming, NumPy, Machine Learning Algorithms, Data Manipulation, Statistical Inference, Programming Principles, Regression Analysis
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Integration, Data Processing, Data Collection, Data Validation, Data Cleansing, Data Quality, Data Analysis, Data Manipulation, Data Transformation, Pivot Tables And Charts, Statistical Visualization, Data Visualization, Statistical Analysis, Data Mining, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Plotly, Data Presentation, Matplotlib, Interactive Data Visualization, Seaborn, Data Visualization, Data Visualization Software, Statistical Visualization, Scatter Plots
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Engineering Management, Estimation, Sample Size Determination, Leadership and Management, Technical Management, Statistical Software, Leadership, Data Analysis, Data-Driven Decision-Making, Statistical Analysis, R (Software), Financial Data, Statistical Inference, Risk Analysis, Probability & Statistics, Return On Investment, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months
CertNexus
Skills you'll gain: Applied Machine Learning, Machine Learning, Data Storytelling, Stakeholder Engagement, Data Presentation, Stakeholder Communications, MLOps (Machine Learning Operations), Web Applications, Project Closure, Solution Delivery, Data Visualization, Data Science, Data Pipelines, Communication, Automation
Intermediate · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Data Literacy, Business Transformation, Data-Driven Decision-Making, Strategic Leadership, Leadership, Leadership Development, Leadership and Management, Organizational Change, Big Data, Data Management, Analytical Skills, Decision Making, Agile Methodology
Intermediate · Course · 1 - 4 Weeks