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.

Arizona State University
Skills you'll gain: Materials science, Mechanical Engineering, Structural Analysis, Manufacturing Processes, Failure Analysis, Chemical Engineering, Engineering Calculations
Intermediate · Course · 1 - 3 Months

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

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Data Storage, Cloud Management, Cloud Storage, Security Controls, Key Management, System Monitoring, Database Management, Scalability
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Model Context Protocol, AI Workflows, Tool Calling, Anthropic Claude, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Artificial Intelligence, Middleware, Data Access, Server Side, Generative AI
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, Web Components, Cascading Style Sheets (CSS), JavaScript Frameworks, Application Frameworks, UI Components, Front-End Web Development, TypeScript, Web Applications, Hypertext Markup Language (HTML), Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Business Transformation, Cloud Deployment, Initiative and Leadership, Application Deployment, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Stakeholder Communications, Regulatory Compliance, Dashboard, CI/CD, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Query Languages, Data Mapping, NoSQL, Relational Databases, Scalability, Performance Tuning, JSON, Data Validation, Event Monitoring
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Prompt Engineering, Overcoming Objections, Closing (Sales), Rapport Building, Business Ethics, Prompt Patterns, B2B Sales, Data Ethics, Multimodal Prompts, Price Negotiation, Vibe coding, Negotiation, ChatGPT, AI Personalization, Generative AI Agents, Content Performance Analysis, Video Production, Artificial Intelligence, Generative AI, Content Creation
Beginner · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Mobile Banking, Banking Services, Data Sharing, Financial Regulation, Application Programming Interface (API), Financial Data, Banking, Payment Systems, International Finance, Retail Banking, API Design, Finance, Interoperability, Open Source Technology, Strategic Thinking, Data Access, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Community Development, Case Studies, Public Policies, Socioeconomics, Demography, Sociology, Policy Analysis, Social Sciences, Economics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Embeddings, Deep Learning, Convolutional Neural Networks, Artificial Neural Networks, Python Programming, Classification Algorithms, Data Preprocessing, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Management, Threat Detection, Cybersecurity, Vulnerability Scanning, Cyber Attacks, Data Ethics, Vulnerability Assessments, Security Strategy, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks