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.

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Data Presentation, Public Health and Disease Prevention, Trend Analysis, Geographic Information Systems, Health Policy, Data Visualization Software, Chronic Diseases, GIS Software, Health Systems, Infectious Diseases, Biostatistics, Risk Analysis, Investigation, Health Care, Community Health, Data Analysis, Program Evaluation, Statistics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Forecasting, Trend Analysis, Statistical Visualization, Spreadsheet Software, Predictive Analytics, Regression Analysis, Time Series Analysis and Forecasting, Data Visualization, Statistical Analysis, Plot (Graphics), Data-Driven Decision-Making, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Convolutional Neural Networks, Deep Learning, Matlab, Data Preprocessing, Data Visualization, Transfer Learning, Applied Machine Learning, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), .NET Framework, Software Architecture, Software Design Patterns, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative Model Architectures, Large Language Modeling, Generative AI, Open Source Technology, Image Analysis, Model Evaluation, Model Deployment, Scalability, Data Security
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Data Governance, Marketing Analytics, Data Visualization, Business Analytics, Data Literacy, Accounting, Infographics, Data Management, Data Collection, Data Quality, Data Visualization Software, Internal Controls, Classification Algorithms, Business Analysis, AI Personalization, Analytics, Data Analysis, Power BI, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Meeting Facilitation, Conflict Management, Team Management, Performance Management, Teamwork, Communication, Constructive Feedback, Data-Driven Decision-Making, Decision Making, Leadership, Influencing, Innovation, Goal Setting, Coaching
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Market Research, Survey Creation, Data Synthesis, Business Research, Data-Driven Decision-Making, Customer Insights, Research Methodologies, Consumer Behaviour, Research Design, Product Development, Data Presentation, Product Strategy, Data Analysis, Data Collection, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Transformation, Data Manipulation, Data Science, Data Analysis, R Programming, Exploratory Data Analysis, Software Installation, Version Control, Command-Line Interface
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Web Applications, Node.JS, Javascript, Network Troubleshooting, Web Services, Front-End Web Development, Debugging, Real Time Data, Web Servers, Application Programming Interface (API), Telecommunications, Servers, Network Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Consultative Selling, Closing (Sales), Sales Management, Communication, Sales Prospecting, Sales Presentations, Sales Strategy, Consumer Behaviour, Sales, Sales Presentation, Sales Training, Marketing Psychology, Overcoming Objections, Initiative and Leadership, Solution Selling, Resilience, Sales Process, Persuasive Communication, Case Studies, Sales Support
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Scalability, Software Design Patterns, Node.JS, Distributed Computing, Dataflow, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Load Balancing, Performance Tuning, Real Time Data, Systems Architecture, File I/O, Redis, Object Oriented Programming (OOP), Systems Design, Application Performance Management, Javascript, Maintainability
Intermediate · Specialization · 3 - 6 Months