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.

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Data-Driven Decision-Making, Computer Graphics, Descriptive Statistics, Histogram, Graphing, Data Analysis, Statistical Visualization, Python Programming
★ 4.5 (16) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Validation, Data Quality, SQL, Data Integrity, Verification And Validation, Unit Testing
Advanced · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Time Series Analysis and Forecasting, Probability Distribution, Pandas (Python Package), Data Analysis, Data Wrangling, Analytics, Probability & Statistics, Unsupervised Learning, Text Mining, Data Manipulation, Computational Thinking, Statistical Methods, Data Processing, Statistical Analysis, Data Preprocessing, Data Transformation, Data Structures, Data Cleansing, Programming Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, SAS (Software), Predictive Analytics, Decision Intelligence, Responsible AI, Analytics, Data Analysis, Business Analytics, Data-Driven Decision-Making, Team Oriented, Exploratory Data Analysis, Data Management, Data Visualization Software, Dataflow, Metadata Management, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Healthcare Ethics, Ethical Standards And Conduct, Medical Science and Research, Responsible AI, Clinical Research Ethics, Data Security, Data Science, Medical Privacy, Machine Learning Algorithms, Algorithms, Law, Regulation, and Compliance, Information Privacy, Artificial Intelligence, Diversity Awareness, Cybersecurity, Case Studies, Automation
★ 4.8 (51) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Management, Database Software, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
★ 4.6 (199) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon Redshift, AWS Identity and Access Management (IAM), AWS SageMaker, Amazon Web Services, AWS Kinesis, Amazon DynamoDB, Identity and Access Management, Amazon S3, Encryption, Data Infrastructure, Data Pipelines, Apache Spark, Dataflow, Big Data, Apache Hive, Data Storage Technologies, Kibana, Data Visualization Software, Data Storage, Data Visualization
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Rmarkdown, Knitr, Model Evaluation, Data Wrangling, Tidyverse (R Package), Predictive Analytics, Predictive Modeling, Data Analysis, R (Software), Statistical Reporting, R Programming, Data Quality, Data Manipulation, Data Integration, Data Transformation, Statistical Modeling, Extract, Transform, Load, Data Pipelines, Performance Analysis, Performance Metric
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Store, Data Transformation, Scheduling, Data Storage
★ 3.7 (68) · Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Processing, Data Visualization, Data Presentation, Data Cleansing, Data Collection, Data Visualization Software, Data Manipulation, Data Access, Data Wrangling, Python Programming, Web Analytics and SEO, Algorithms, Data Analysis, Web Scraping, Scripting
★ 4.7 (14K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Amazon Elastic Compute Cloud, Cloud Engineering, Data Visualization Software, Cloud Storage, Data Import/Export, Dashboard Creation, Data Strategy, Data Integration, Real Time Data, Data Storage, Data Validation
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Data Preprocessing, Model Evaluation, Data Processing, Model Deployment, Data Transformation, MLOps (Machine Learning Operations), Unsupervised Learning, Data Cleansing, Predictive Modeling, Model Training, Data Science, Data Analysis, Applied Machine Learning, Model Optimization, Technical Communication, Supervised Learning, Machine Learning, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks