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.

LearnQuest
Skills you'll gain: Sales Pipelines, B2B Sales, Prospecting and Qualification, Consultative Selling, Selling Techniques, Sales Process, Persuasive Communication, Communication, Stakeholder Engagement, Enterprise Sales, Value Propositions, Performance Metric, Upselling, Technical Sales, Sales, Cross Selling, Overcoming Objections, Sales Presentations, Negotiation, Analytics
Beginner · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: LangGraph, Retrieval-Augmented Generation, Generative AI Agents, AI Orchestration, CrewAI, Agentic Workflows, AI Workflows, Agentic systems, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Prompt Engineering, Human Factors (Security), Data Ethics, Context Management, Restful API
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Full-Stack Web Development, React.js, Application Programming Interface (API), Spring Boot, Front-End Web Development, Web Applications, MongoDB, UI Components, JSON, NoSQL, Data Access
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks
Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, Generative AI, LLM Application, Data Ethics, AI Workflows, Business Ethics, ChatGPT, AI Enablement, AI Product Strategy, Case Studies, Regulatory Requirements, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Computer Vision, Natural Language Processing, Reinforcement Learning, Data Processing, Data Science
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Culture, Cultural Diversity, Cultural Sensitivity, Intercultural Competence, Global Marketing, Organizational Structure, Diversity Awareness, Consumer Behaviour, Brand Management, Human Resource Management, Coordination
Build toward a degree
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Extract, Transform, Load, Real Time Data, Google Cloud Platform, Data Integration, Big Data, Data Architecture, Data Processing, Analytics, Data Transformation, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Information Systems Security, Infrastructure Security, Configuration Management, Data Security, Change Control, Digital Forensics
Advanced · Course · 1 - 4 Weeks

Universidad Autónoma Metropolitana
Skills you'll gain: Graphing, Geometry, General Mathematics, Visualization (Computer Graphics), Mathematical Modeling, Algebra
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Scatter Plots, Health Policy, Environmental Monitoring, Environmental Science, Data Analysis, Health Education, Health Equity, Community Health, Regression Analysis, Systems Thinking, Public Health, Sustainable Development, Health Informatics, Forecasting, Climate Change Adaptation, Data Visualization
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Systems, Automation Engineering, Hydraulics, Control Systems, Mechanical Engineering, Real Time Data, Internet Of Things, Automation, Industrial Engineering, Robotics, Hardware Troubleshooting, Equipment Design, Manufacturing Processes, Production Process, Emerging Technologies, Manufacturing Operations
Intermediate · Course · 1 - 4 Weeks