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: Canva (Software), Event Marketing, Event Management, Social Media Content, Drive Engagement, Content Creation, Social Media Marketing, Social Media Campaigns, Promotional Strategies, Content Marketing, Branding, Video Production, Storytelling, Animations
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: System Design and Implementation, Application Specific Integrated Circuits, Embedded Systems, Computational Logic, Computer Architecture, Computer Systems, Hardware Architecture, Other Programming Languages
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Behavioral Economics, Decision Making, Financial Planning, Finance, Consumer Behaviour, Financial Analysis, Economics, Psychology, Probability & Statistics, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Dashboard, Data Presentation, Business Reporting, Interactive Data Visualization, Data Visualization Software, Excel Formulas, Data Import/Export, Data Cleansing, Data Transformation, Data Analysis, Timelines
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Application Design, Program Development, Business Logic, User Interface (UI), Data Entry, Verification And Validation, Command-Line Interface, Data Validation
Intermediate · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Conflict Management, Child Development, Cultural Responsiveness, Human Development, Mental Health Diseases and Disorders, Patient Education And Counseling, Patient-centered Care, Mental Health Therapies, Professionalism, Professional Development, Pediatrics, Time Management, Mental Health, Emotional Intelligence, Ethical Standards And Conduct, Teamwork, Interpersonal Communications, Conscientiousness, Psychiatric And Mental Health Nursing, Behavioral Health
Beginner · Specialization · 1 - 3 Months

University of Cape Town
Skills you'll gain: Biostatistics, Statistical Methods, Statistical Hypothesis Testing, Diagnostic Tests, Clinical Research, Statistical Analysis, Quantitative Research, Statistics, Descriptive Statistics, Statistical Inference, Data Collection, Probability
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Event Marketing, Marketing Design, Canva (Software), Marketing Materials, A/B Testing, Promotional Materials, Event Management, Logo Design, Email Marketing, Cross-Channel Marketing, Social Media Campaigns, Branding, Drive Engagement, Experience Design, Graphic and Visual Design, Typography, Design Elements And Principles, Color Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LLM Application, Development Environment, Multimodal Prompts, Tool Calling, Embeddings, Generative AI Agents, Vector Databases, User Interface (UI), Generative AI, AI Workflows, AI Personalization, Prompt Engineering, Data Visualization, Image Analysis, Application Development, Augmented Reality, Text Mining, Application Design
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Statistical Machine Learning, Machine Learning, Regression Analysis, Supervised Learning, Data Science, Decision Tree Learning, Statistical Analysis, Classification Algorithms, Predictive Modeling, Artificial Neural Networks, Data Processing, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Branding, Brand Marketing, Brand Strategy, Brand Management, Target Audience, Brand Awareness, Logo Design, Global Marketing, Digital Transformation, Brand Loyalty, Marketing, Marketing Design, Marketing Strategies, Marketing Effectiveness, Market Opportunities, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Debugging, Test Case, Test Tools, Selenium (Software), Software Testing, API Testing, Integration Testing, Maintainability, Automation, Scalability
Advanced · Course · 1 - 4 Weeks