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.

University of Illinois Urbana-Champaign
Skills you'll gain: Mathematics Education, Education Software and Technology, Ideation, Research
★ 4.7 (47) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Asset Management, Financial Market, Risk Management, Risk Modeling, Finance, Risk Analysis, Financial Forecasting, Forecasting, Financial Analysis, Correlation Analysis, Benchmarking, Variance Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Data Loss Prevention, File Management, Google Cloud Platform, Data Access, Cloud Storage, Data Security, Data Management, Cloud Computing, Personally Identifiable Information, Unstructured Data
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Data Ethics, Generative AI Agents, Model Deployment, Restful API, Software Design Documents, Software Design, AI Integrations, Application Deployment, AI literacy, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Java Programming
★ 4.7 (12K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Discussion Facilitation, Team Leadership, Team Building, Team Management, Organizational Leadership, Collaboration, Leadership, Organizational Effectiveness, Team Performance Management, Decision Making, Productivity, Brainstorming, Team Collaboration, Organizational Development, Leadership Development, Coordination, Professional Development, Complex Problem Solving, Course Development, Environment
Mixed · Course · 1 - 4 Weeks

Advanced · Course · 1 - 4 Weeks

Unilever
Skills you'll gain: Web Analytics, Social Media Campaigns, Campaign Management, Web Analytics and SEO, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Digital Media Strategy, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Online Advertising, Marketing Analytics, A/B Testing, Social Media, Campaign Planning, Advertising Campaigns, Value Propositions
★ 4.8 (64) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Front-End Web Development, Web Design and Development, Web Design, Prototyping, HTML and CSS, Web Development, Design Software, Hypertext Markup Language (HTML), Design, Cascading Style Sheets (CSS)
★ 4.6 (118) · Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Writing and Editing, Editing, Writing, Planning, Ability To Meet Deadlines, Brainstorming, Time Management, Overcoming Obstacles, Productivity, Creativity, Learning Strategies
★ 4.8 (374) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Drug Development, Clinical Trials, Clinical Research, Clinical Research Coordination, Informed Consent, Good Clinical Practices (GCP), Clinical Research Ethics, Pharmacology, Clinical Data Management, Pre-Clinical Development, Pharmaceuticals, Biostatistics, Clinical Monitoring, Institutional Review Board (IRB), Patient Safety, Research, Clinical Documentation, Communication, Technical Writing, Marketing
Mixed · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Decision Making, Critical Thinking, Critical Thinking and Problem Solving, Analytical Skills, Data-Driven Decision-Making, Behavioral Economics, Case Studies, Data Analysis, Artificial Intelligence, Emotional Intelligence, Self-Awareness, Psychology, Communication, Algorithms
★ 4.9 (44) · Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Statistical Modeling, Model Optimization, Data Modeling, Public Health and Disease Prevention, Immunology, R Programming, Regression Analysis, Differential Equations, Statistical Methods, Public Health, Probability Distribution
★ 4.7 (56) · Intermediate · Course · 1 - 4 Weeks