Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Coursera
Skills you'll gain: Market Research, Data-Driven Marketing, Marketing Automation, Market Intelligence, Marketing Strategies, Marketing Operations, Competitive Intelligence, Decision Intelligence, Customer Insights, Marketing Planning, Campaign Planning, AI Integrations, Competitive Analysis, Research Reports, Model Evaluation, Data Synthesis, Trend Analysis, Cost Benefit Analysis
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, Claude Code, No-Code Development, AI powered creativity, Prompt Patterns, Anthropic Claude, AI Enablement, ChatGPT, AI Orchestration, AI Product Strategy, AI Workflows, Google Gemini, Generative AI, AI Personalization, Prompt Engineering Tools, Multimodal Prompts, Generative AI Agents, AI Integrations, Automation, Software Engineering
★ 3.9 (9) · Beginner · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Java Programming, Spring Framework, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java Platform Enterprise Edition (J2EE), Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Software Installation, Virtual Machines, Code Reusability, Web Development, Package and Software Management, Memory Management, Computational Logic, Development Environment
★ 4.6 (2.8K) · Intermediate · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Facebook, digital literacy, Social Media, Communication, Social Media Marketing, Media and Communications, Data Sharing, Social Skills, Social Media Strategy, Community Development, Relationship Building, Online Advertising, Information Privacy, Collaboration, Content Management, Group Policy, File Management, Organizational Skills
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Microbiology, Molecular, Cellular, and Microbiology, Physiology, Life Sciences, Big Data, Biostatistics, Data Analysis, Medical Science and Research, Immunology, Molecular Biology, Nutrition and Diet, Biology, Laboratory Research, Data Collection, Taxonomy
★ 4.7 (1.2K) · Beginner · Course · 1 - 3 Months
Dartmouth College
Skills you'll gain: Neurology, Anatomy, Critical Thinking, Sensory Systems Analysis, Culture, Mindfulness, Social Studies, Liberal Arts, Decision Intelligence, Physiology, Human Development, Social Sciences, Science and Research, Ethical Standards And Conduct, Psychology, Experimentation
★ 4.8 (27) · Beginner · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Training Records Management, Writing and Editing, Video Production, Standard Operating Procedure, Technical Documentation, Media Production, Video Editing, Content Creation, Productivity Software, AI Workflows, Workflow Management, Brand Management, Learning Management Systems, Instructional Design, AI Integrations, Automation, Product Knowledge, Employee Onboarding, Business Operations, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Logistic Regression, Correlation Analysis, Applied Machine Learning, Model Evaluation, Data Modeling
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Climate Change Mitigation, Climate Change Programs, Risk Management, Climate Change Adaptation, Mitigation, Risk Mitigation, Environmental Policy, Environmental Issue, Pollution Prevention, Energy and Utilities, Vulnerability, Policy Analysis
★ 4.9 (87) · Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Ancient History, Art History, Public History, Environment and Resource Management, Culture, World History, Physical Science, Architecture and Construction, Research, Social Studies, Aesthetics, Investigation
★ 4.9 (410) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Geographic Information Systems, Statistical Visualization, Data Visualization Software, GIS Software, Geospatial Information and Technology, Datamaps, Geospatial Mapping, Community Health, Health Policy, Graphing, Risk Analysis, Estimation, Statistical Methods
★ 4.7 (3.1K) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Databases, Social Media Analytics, Data Processing, Text Mining, Social Sciences, Applied Machine Learning, Data Collection, Analysis, Unstructured Data, Social Studies, Simulations, Computational Thinking
★ 4.7 (44) · Intermediate · Course · 1 - 4 Weeks