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 Copenhagen
Skills you'll gain: Precision Medicine, Patient-centered Care, Health Informatics, Healthcare Ethics, Health Policy, Risk Analysis, Data-Driven Decision-Making, Medical Science and Research, Healthcare Industry Knowledge, Health Care, Clinical Research, Molecular Biology, Information Privacy, Innovation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Transformation, Unstructured Data, Feature Engineering, Predictive Analytics, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Personalization, Agentic systems, Competitive Intelligence, Sales Management, Sales Strategy, Sales, AI Enablement, Customer Analysis, Customer Relationship Management, Sales Presentations, Real Time Data, Automation, Proposal Development, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Scripting, Python Programming, Programming Principles, Development Environment, Virtual Environment
Mixed · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Multilingualism, Language Interpretation, Translation, and Studies, Research Methodologies, Language Learning, Cultural Diversity, Culture, Data Collection, Pedagogy, Instructional Strategies
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Mathematical Modeling, Control Systems, Network Model, Mechanical Engineering, Systems Analysis, Automation, Real-Time Operating Systems, Differential Equations, Safety Assurance, Verification And Validation
Build toward a degree
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon DynamoDB, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, Serverless Computing, Cloud API, Amazon Web Services, Authentications, Authorization (Computing), NoSQL, Data Storage
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Keyword Research, Web Analytics and SEO, Blogs, Search Engine Optimization, Copywriting, Google Analytics, Google Gemini, Search Engine Marketing, Web Content, Anthropic Claude, Large Language Modeling, Generative AI, Web Analytics, ChatGPT, Prompt Engineering, Content Creation, Sales Strategy, Marketing, Digital Marketing, Marketing Planning
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Data Presentation, Heat Maps, Geospatial Mapping, Data Visualization Software, Statistical Visualization, Data Visualization, Plot (Graphics), Pivot Tables And Charts, Business Reporting, Graphing, Microsoft Access, Business Intelligence Software, Business Intelligence, Data Analysis Software, Data Analysis, Microsoft Office
Mixed · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Applied Mathematics, Algorithms, Cryptography, Relational Databases, Data Management
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Digital pedagogy, Technical Communication, Digital Transformation, Cloud Computing, Big Data, Hypertext Markup Language (HTML), Cloud Storage, File Transfer Protocol (FTP), Data Science, Amazon Web Services, SQL, Databases
Beginner · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: digital literacy, Journalism, Media and Communications, Public Affairs, Research, Technical Communication, Driving engagement, Health Policy, Scientific Methods, Digital Communications, Threat Detection, Discussion Facilitation, Data Sharing, Policy Development, Content Creation, Social Sciences
Beginner · Course · 1 - 3 Months