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.
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Clinical Trials, Clinical Monitoring, Sample Size Determination, Clinical Research Ethics, Clinical Research, Data Quality, Healthcare Ethics, Quality Assurance, Clinical Trial Management Systems, Good Clinical Practices (GCP), Case Report Forms, Institutional Review Board (IRB), Data Maintenance, Data Cleansing, Data Management, Regulatory Compliance, Data Integrity, Informed Consent, Data Collection
Beginner · Specialization · 3 - 6 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
Beginner · Course · 1 - 4 Weeks

GRAMMY GO
Skills you'll gain: Music Theory, Musical Composition, Music, Media Production, Creativity, Aesthetics, System Configuration
Beginner · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Operations Management, Operations, Operational Efficiency, Operational Excellence, Process Improvement and Optimization, Process Analysis, Process Management, Process Optimization, Lean Manufacturing, Process Improvement, Lean Methodologies, Process Mapping, Quality Improvement, Continuous Improvement Process, Capacity Planning, Quality Management, Capacity Management, Supply Chain Management, Quality Control, Statistical Process Controls
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Peer Review, Spanish Language, Oral Expression, Grammar, Language Learning, Culture, Bilingual (Spanish/English), Language Competency, Writing and Editing, Editing, Vocabulary, Oral Comprehension, Research, Writing
Beginner · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Oral Comprehension, Vocabulary, Literacy, Language Competency, Grammar, Language Learning, Language Interpretation, Translation, and Studies, Oral Expression, Culture
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
Beginner · Course · 1 - 3 Months

Nanyang Technological University, Singapore
Skills you'll gain: Criminal Investigation and Forensics, Chemistry, Investigation, Biochemistry, Laboratory Testing, Laboratory Research, Pharmacology, Science and Research, Laboratory Procedures, Molecular Biology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Ubuntu, Command-Line Interface, Package and Software Management, Hardening, Unix Shell, Linux Administration, Linux, Software Installation, Network Security, System Configuration, Linux Commands, Patch Management, Open Source Technology, Operating System Administration, Cloud-Native Computing, Containerization, Systems Administration, System Support, DevOps, Administration
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Content Scheduling, Marketing Strategies, Personalized Campaigns, Data-Driven Marketing, Promotional Strategies, Marketing Planning, Adobe Express, Marketing Strategy and Techniques, Social Media Content, Digital Marketing Campaigns, Cross-Channel Marketing, Marketing Channel, Digital Marketing, Social Media Marketing, Content Strategy, Brand Marketing, Market Research, Graphic and Visual Design, Generative AI, Performance Analysis
Beginner · Specialization · 1 - 3 Months

University of Arizona
Skills you'll gain: Active Listening, Surveys, Customer Relationship Building, Customer Service, Customer Retention, Team Collaboration, User Feedback, Customer Relationship Management, Loyalty Programs, Customer Insights, Brand Loyalty, Customer experience improvement, Customer Engagement, Customer experience strategy (CX), Customer Analysis, Data-Driven Decision-Making, Employee Engagement, Service Design, Entrepreneurship, Data Presentation
Beginner · Specialization · 3 - 6 Months

Fudan University
Skills you'll gain: Culture, Research Methodologies, Social Sciences, Cultural Diversity, Sociology, Qualitative Research, Liberal Arts, Socioeconomics, European History, Economics, World History, Ethical Standards And Conduct, Economic Development, Political Sciences
Mixed · Course · 1 - 3 Months