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: Algebra, Advanced Mathematics, Applied Mathematics, Arithmetic, Deductive Reasoning, Analytical Skills, Mathematical Modeling, Geometry, Graphing
★ 4.9 (176) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Economics, Market Dynamics, Economics, Policy, and Social Studies, Supply And Demand, Environmental Resource Management, Natural Resource Management, International Relations, Environment and Resource Management, Tax, Public Policies, Environmental Issue, Socioeconomics, Environmental Policy, Policy Analysis, Market Analysis, Resource Allocation, Resource Management, Cost Benefit Analysis, Social Impact
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Color Theory, World Music, Disabilities, Art History, Diversity Awareness, Culture, Music History, Social Justice, Performing Arts, Community Organizing, Liberal Arts, Interactive Learning, Peer Review, Cultural Diversity, Aesthetics, Music, Sociology, Creativity, Critical Thinking, Communication
★ 4.6 (355) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Language Competency
★ 4.8 (476) · Intermediate · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Enterprise Sales, Performance Measurement, Competitive Intelligence, Market Intelligence, Price Negotiation, Sales Strategy, Sales Management, Negotiation, Performance Metric, Closing (Sales), Sales Process, Competitive Analysis, Key Performance Indicators (KPIs), Sales Pipelines, Market Research, Performance Analysis, Selling Techniques, Value Propositions, Cross-Functional Collaboration, Value Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sociology, Social Sciences, Social Studies, Culture, Human Development, Media and Communications, Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Large Language Modeling, ChatGPT, Generative Model Architectures, Responsible AI, AI Security, OpenAI, AI Workflows, Model Evaluation, Natural Language Processing, Artificial Intelligence, Model Deployment
★ 4.5 (15) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: AI Orchestration, Agentic Workflows, OpenAI API, Generative AI Agents, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Business Logic, File I/O, Transaction Processing, Software Architecture, Memory Management
★ 4.7 (138) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Systems Thinking, Epidemiology, Systems Analysis, Social Network Analysis, Simulations, Network Analysis, Public Health, Network Model, Public Health and Disease Prevention, Social Determinants Of Health, Behavioral Health, Economics
★ 4.6 (205) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Competitive Analysis, Market Research, Competitive Intelligence, Persona Development, Market Analysis, Customer Analysis, Market Intelligence, Market Opportunities, Business Research, AI Product Strategy, Consumer Behaviour, Target Market, Customer Insights, Data-Driven Decision-Making, Business Strategy, Product Management, Product Development, Target Audience, Product Strategy, Gap Analysis
★ 4.5 (54) · Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Operating Systems, Application Development, Wireless Networks, Communication Systems, Hardware Architecture, OS Process Management, Network Protocols, Simulations, C (Programming Language), Network Performance Management, Memory Management
★ 4.1 (629) · Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Video Game Development, Branding, Organizational Structure, Organizational Strategy, Game Design, Competitive Analysis, Organizational Effectiveness, Organizational Leadership, Team Management, Product Support, Brand Strategy, Entrepreneurial Finance, Fundraising and Crowdsourcing, Driving engagement
★ 4.6 (214) · Beginner · Course · 1 - 4 Weeks