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: Hypertext Markup Language (HTML), Web Development, Web Design and Development, Web Development Tools, Web Design
Intermediate · Guided Project · Less Than 2 Hours

Digital Marketing Institute
Skills you'll gain: LinkedIn, Social Media Marketing, Social Media, Digital Advertising, Marketing, B2B Sales, Professional Networking, Advertising Campaigns, Social Media Strategy, Marketing Analytics, Video Production, Advertising, Selling Techniques, Branding, Content Creation, Target Audience
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Accountability, Decision Making, Conflict Management, Business Ethics, Risk Management, Strategic Leadership, Culture Transformation, Engineering Management, Organizational Leadership, Empathy, Organizational Strategy, Technical Management, Leadership, Professional Development, Employee Engagement
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Parent Communication, Student Engagement, Community Outreach, Teaching, Cultural Diversity, Instructional Strategies, Cultural Sensitivity, Case Studies, Diversity Awareness, Collaboration
Mixed · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Systems Design, Business Process Modeling, Data Flow Diagrams (DFDs), Systems Analysis, Data Modeling, Digital Transformation, Business Process, Risk Management, Workflow Management, Systems Architecture, Business Analysis, Solution Design, Enterprise Resource Planning, Information Technology, Process Flow Diagrams, Prototyping, Computer Science, Agile Methodology, Product Lifecycle Management, Business Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stata, Regression Analysis, Statistical Modeling, Statistical Methods, Statistical Analysis, Data Visualization, Data Manipulation, Logistic Regression, Predictive Modeling, Statistical Hypothesis Testing, Model Evaluation
Beginner · Course · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Cultural Diversity, Anthropology, Biology, Sociology, Psychology, Ancient History, Political Sciences, Neurology, Scientific Methods, Research, Science and Research
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Data Collection, Lean Six Sigma, Six Sigma Methodology, Quality Improvement, Process Improvement, Business Process, Project Management, Project Planning, Customer experience improvement, Process Mapping, Statistics, Statistical Analysis, Stakeholder Analysis
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Strategic Partnership, Vibe coding, Email Automation, Brand Strategy, Branding, Generative AI Agents, Contract Negotiation, AI Workflows, Closing (Sales), Entrepreneurship, Negotiation, Order Management, Blogs, Product Knowledge, Selling Techniques, Content Creation, E-Commerce, Order Fulfillment, Agentic systems, Logistics Management
Beginner · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Music Theory, Music, Instrumental Music, Music Performance, Classical Music, Lecturing, Coordination
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Management Accounting, Cost Accounting, Accounting Systems, Supply Chain, Accounting, Operating Cost, Financial Accounting, Cost Management, Cost Estimation, Analysis, Decision Making
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Web Applications, Authentications, Model View Controller, Application Development, Authorization (Computing), Responsive Web Design, Object Oriented Programming (OOP), Content Management
Intermediate · Course · 1 - 3 Months