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.

Skills you'll gain: Photo Editing, Photography, Adobe Photoshop, Photo/Video Production and Technology, Image Quality, Color Theory
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Molecular Biology, Epidemiology, Microbiology, Public Health, Drug Development, Biotechnology, Medical Science and Research, Climate Change Programs, Cell Biology, Health Disparities, Biology, Clinical Trials, Laboratory Research, Pharmacology, Public Health and Disease Prevention, New Product Development, Emerging Technologies, Manufacturing Processes
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Instagram, Keyword Research, LinkedIn, Web Analytics and SEO, Blogs, Lead Generation, Events and Conferences, Copywriting, Google Analytics, Sales Presentation, Professional Networking, No-Code Development, Video Production, Vibe coding, Promotional Materials, Web Content, Social Media Marketing, Growth Strategies, Social Media, Search Engine Optimization
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computer Programming, Python Programming, Scripting, Scripting Languages, Software Development
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Customer Relationship Management, Customer Relationship Management (CRM) Software, Data Migration, Data Management, System Configuration, Workflow Management, Data Validation, Cloud Computing, Business Reporting, Business Process Automation, User Accounts, Data Modeling, Administration, Role-Based Access Control (RBAC), Data Security
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Fundraising, Business Management, Organizational Strategy, Event Management, Governance, Stakeholder Engagement, Business Planning, Marketing, Strategic Marketing, Planning, Business Marketing, Performing Arts, Growth Strategies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Node.JS, Software Development, Web Development Tools, Web Servers, Server Side, Development Environment, Front-End Web Development, File Management, File I/O, Web Design and Development, Routing Protocols, Data Storage, Computer Networking, Data Entry
Beginner · Specialization · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Hospitality, Climate Change Adaptation, Market Dynamics, Digital Transformation, Hotels and Accommodations, Sustainable Development, Travel Arrangements, Food Services, Economic Development, Socioeconomics, Environmental Resource Management, Cultural Diversity, Culture, Consumer Behaviour, Supply And Demand
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Cost Management, Cost Estimation, Risk Management, Project Controls, Project Risk Management, Risk Analysis, Compliance Management, Budget Management, Project Planning, Project Management Software, Project Management, Quality Assurance, Cost Reduction, Agile Project Management, Microsoft Excel, Team Leadership, Microsoft Word, Leadership, Leadership Development, Microsoft Office
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Environmental Policy, Energy and Utilities, Climate Change Mitigation, Environment, International Relations, Environmental Regulations, Policy Analysis, Climate Change Adaptation, Sustainable Technologies, Forecasting, Emerging Technologies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Medication Therapy Management, Asepsis, Drug Interaction, Medication Administration, Pharmacology, Patient-centered Care, Pharmacist Assistance, Pharmacy, Intravenous Therapy, Sterile Procedure, Personal protective equipment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Post-Production, Music, Media Production, Editing, Creativity
Beginner · Course · 1 - 4 Weeks