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: Cold Calling, Selling Techniques, Closing (Sales), Overcoming Objections, Sales Presentation, Sales, Sales Process, Sales Prospecting, Lead Generation, Telephone Skills, Customer Relationship Building, Active Listening, Communication Strategies, Customer Engagement
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity Awareness, Community Organizing, Social Justice, Intercultural Competence, Cultural Diversity, Immigration Law, Cultural Sensitivity, World History, Media and Communications
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Diversity Awareness, Demography, Workplace inclusivity, Organizational Development, Cultural Diversity, Organizational Effectiveness, Organizational Change
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Tuning, Python Programming, OS Process Management, Data Processing, Scalability, Database Management
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: SQL, Data Integrity, Database Management, Relational Databases, Database Systems, Databases, Query Languages, Database Design, Web Applications, Application Security, Server Side, Data Manipulation
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Software Architecture, Software Development Life Cycle, Software Design, Process Driven Development, Software Engineering, Quality Assurance, Systems Development, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Unified Modeling Language
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, Network Routers, Virtual Private Networks (VPN), TCP/IP, Network Protocols, General Networking, Network Security
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: vSphere Networking and Storage, Virtual Networking, vSphere DRS & HA, Storage vMotion, Role-Based Access Control (RBAC), Virtual Local Area Network (VLAN), Virtual Machines, Performance Tuning, Network Switches, Security Controls, Network Troubleshooting, Infrastructure Security, Data Storage Technologies, Capacity Management
Intermediate · Course · 1 - 3 Months

Khalifa University
Skills you'll gain: Language Learning, Language Competency, Oral Comprehension, Literacy, Vocabulary, Grammar
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Emerging Technologies, Business Transformation, Strategic Leadership, Business Ethics, Energy and Utilities, Technology Strategies, Sustainable Technologies, Strategic Thinking, Innovation, Biotechnology, Business Strategy, Systems Thinking, Commercialization, Artificial Intelligence, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Search Engine Optimization, E-Commerce, Order Management, Product Improvement, Real Time Data, User Feedback, Payment Processing and Collection, Promotional Strategies
Advanced · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Diversity Awareness, Sociology, Psychology, Cultural Diversity, Human Development, Social Sciences, Learning Theory, Biology, Research
Beginner · Course · 3 - 6 Months