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: Work Breakdown Structure, Project Management Life Cycle, Project Management, Project Schedules, Scheduling, Project Management Software, Project Planning, Project Estimation, Team Management, Budgeting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, Retrieval-Augmented Generation, ChatGPT, Natural Language Processing, Generative AI Agents, Embeddings, Generative AI, Deep Learning
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Automation, Control Systems, Water Sustainability, Electronics, Internet Of Things, Sustainable Technologies, Embedded Systems, Computer Programming Tools, Engineering, Environmental Monitoring, Electronic Components, Basic Electrical Systems, Programming Principles, Construction
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Multimedia, Interactive Data Visualization, Data Visualization, Marketing Design, Data Sharing, Presentations, Design, Color Theory, Graphic Design, Marketing, Communication
Intermediate · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Continuous Quality Improvement (CQI), Run Chart, Qualitative Research, Public Health, Healthcare Project Management, Patient Safety, Health Policy, Public Health and Disease Prevention, Health Systems, Community Health, Social Determinants Of Health, Clinical Leadership, Patient-centered Care, Health Administration, Data Quality, Health Care, Health Informatics, Quantitative Research, Geographic Information Systems, Data Collection
Beginner · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Technical Drawing, Engineering Drawings, Mechanical Drawings, Computer Aided Three-Dimensional Interactive Application (CATIA), Assembly Drawing, 3D Modeling, Mechanical Design, Drafting and Engineering Design, Computer-Aided Design, Visualization (Computer Graphics), File Management, Engineering Design Process, Interoperability
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Manufacturing Operations, Production Planning, Digital Transformation, Technology Strategies, Business Modeling, Product Lifecycle Management, Internet Of Things, Simulation and Simulation Software, Emerging Technologies, Real Time Data, Trend Analysis, Risk Analysis, Business
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Financial Data, Financial Forecasting, Management Reporting, Dashboard, Budgeting, Financial Management, Predictive Modeling, Advanced Analytics, Forecasting, Power BI, AI Enablement, Generative AI, Tableau Software, Financial Modeling, Artificial Intelligence, Microsoft Excel, Financial Analysis, Data Visualization Software, Automation, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: SQL, Relational Databases, Microsoft Copilot, Database Management, Transaction Processing, Query Languages, Database Design, Databases, Object-Relational Mapping, Performance Tuning, Data Integrity, Data Modeling, Data Security
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Key Management, Cryptography, Encryption, Authentications, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Data Mapping, Scalability, Information Architecture, Data Management, Data Structures, Query Languages, JSON, Data Import/Export, Big Data
Beginner · Course · 1 - 4 Weeks

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, Analysis, Social Impact, Environmental Science, Complex Problem Solving, Policy Analysis, Environment and Resource Management, Dealing With Ambiguity
Intermediate · Course · 1 - 3 Months