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.

Universidad Nacional Autónoma de México
Skills you'll gain: Surveys, Program Evaluation, Education Software and Technology, Instructional and Curriculum Design, Teaching, Statistical Analysis, Data Analysis Software, Qualitative Research
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Servers, Network Troubleshooting, Linux Servers, Virtualization, Hardware Troubleshooting, Operating System Administration, Virtual Machines, IT Automation, Remote Access Systems, Security Controls, Networking Hardware, System Support, Computer Hardware, Data Storage, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Recurrent Neural Networks (RNNs), Model Evaluation, Natural Language Processing, Text Mining, Data Preprocessing, Deep Learning, Tensorflow, Google Cloud Platform, Matplotlib
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Video Production, Graphic and Visual Design, Content Creation, Graphic Design, Content Marketing, Social Media Marketing, Social Media, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: ISO/IEC 27001, Auditing, Audit Planning, Security Controls, Security Management, Information Systems Security, Information Assurance, Risk Management, Risk Management Framework, Security Strategy, Security Requirements Analysis, Identity and Access Management, Security Awareness, Information Technology
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Sustainability Reporting, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Development, Sustainable Systems, Sustainability Standards, Business Reporting, Annual Reports, Strategic Leadership, Leadership, Social Impact, Organizational Structure, Climate Change Mitigation, Marketing Management, Accounting, Marketing, Communication
Build toward a degree
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: HR Tech, Responsible AI, Human Resources, People Analytics, Data Ethics, Applicant Tracking Systems, AI Enablement, Employee Performance Management, Recruitment, Talent Recruitment, Workforce Development, Artificial Intelligence, Employee Engagement, Diversity and Inclusion, Generative AI, Generative AI Agents
Beginner · Course · 1 - 3 Months

Skills you'll gain: Anomaly Detection, MLOps (Machine Learning Operations), Event Monitoring, Continuous Monitoring, System Monitoring, Unsupervised Learning, Threat Detection, Statistical Analysis, Exploratory Data Analysis, Trend Analysis, Real Time Data, Statistical Methods, Performance Tuning, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Public Health, Health Equity, Community Health, Diversity Awareness, Health Policy, Health Promotion, Social Determinants Of Health, Research, Community Development, Research Methodologies, Social Justice, Program Evaluation, Cultural Diversity, Cultural Responsiveness, Case Studies, Qualitative Research, Collaboration, Patient Communication, Social Impact, Data Collection
Beginner · Specialization · 3 - 6 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Literacy, Technical Communication, Probability & Statistics, Web Scraping, Data Import/Export, JSON, Statistical Analysis, Pandas (Python Package), Analytical Skills, Descriptive Statistics, Data Manipulation, Probability, Data Collection, Data Capture, Restful API, Performance Measurement, Data Cleansing, Application Programming Interface (API)
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