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.

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Data Literacy, Systems Thinking, Case Studies, Sustainable Development, Quantitative Research, Sustainability Standards, Water Resource Management, Energy and Utilities, Social Impact, Analysis, Environmental Science, Complex Problem Solving, Policy Analysis, Environment and Resource Management, Dealing With Ambiguity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Generative Adversarial Networks (GANs), Responsible AI, Embeddings, Data Synthesis, SAS (Software), Text Mining, Natural Language Processing
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Marketing Communications, Integrated Marketing Communications, Advertising, Brand Loyalty, Brand Management, Marketing, Brand Strategy, Public Relations, Marketing Planning, Marketing Budgets, Social Media Marketing, Digital Marketing, Marketing Management, Search Engine Optimization, Communication Strategies, Crisis Management, Communication, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Usability, Human Computer Interaction, Authentications, Security Engineering, Usability Testing, Interaction Design, Human Factors, Information Privacy, Cybersecurity, Personally Identifiable Information, User Interface (UI) Design, Multi-Factor Authentication, User Centered Design, Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, A/B Testing, Microsoft Excel, Statistical Machine Learning, Statistical Modeling, Predictive Analytics, Business Analytics, Data Analysis, Probability & Statistics, Decision Making, Health Informatics, Statistical Programming, Markov Model
Mixed · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, GIS Software, Spatial Data Analysis, Geographic Information Systems, Geospatial Mapping, Construction Engineering, Database Management, Construction, Construction Management, Architecture and Construction, Global Positioning Systems, Visualization (Computer Graphics), Civil and Architectural Engineering, Decision Support Systems, Building Information Modeling, Survey Creation, AutoCAD Civil 3D, Data Manipulation, Network Analysis
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Automation, Data Mapping, Graph Theory, Planning, Algorithms, Computer Programming, Computer Vision, Computer Science, Simulation and Simulation Software, Control Systems, Real-Time Operating Systems, Engineering, Data Structures, Python Programming, Simulations, Linear Algebra, Design
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Project Management Software, Collaborative Software, Spreadsheet Software, Project Management, Productivity Software, Project Planning, Data Validation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, Responsible AI, Embeddings, Application Programming Interface (API), Text Mining, Restful API, Agentic systems, Open Source Technology, Data Preprocessing, MLOps (Machine Learning Operations), Python Programming, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Event-Driven Programming, Javascript, Pseudocode, Computational Thinking, JSON, Web Development, Angular, Web Applications, Vue.JS, Data Import/Export, Application Development, Mobile Development, Debugging, Algorithms, Data Structures, Node.JS, Unit Testing, Web Development Tools, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Hazard Analysis, Safety Standards, Environmental Resource Management, Environmental Regulations, Environment Health And Safety, Big Data, Plant Operations and Management, Waste Minimization, Process Engineering, Chemical Engineering, Risk Analysis, Environmental Engineering, Failure Mode And Effects Analysis, Data Management, Energy and Utilities, Pump Stations, Data Processing, Electric Power Systems
Advanced · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Android Development, User Interface (UI), Mobile Development, Application Development, No-Code Development, Data Storage, Game Design, Program Development, Geographic Information Systems, Global Positioning Systems, Computer Programming
Beginner · Course · 1 - 3 Months