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: Transact-SQL, Server Administration, Relational Databases, Database Management Systems
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Classification And Regression Tree (CART), Model Deployment, Decision Tree Learning, Predictive Modeling, Model Evaluation, Feature Engineering, Machine Learning Methods, Random Forest Algorithm, Applied Machine Learning, Performance Tuning, Statistical Machine Learning, Scikit Learn (Machine Learning Library), Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Planning, Performance Measurement, Customer Retention, Analysis, Customer Insights, Brand Management
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data Ethics, Teaching, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Instructional Design, Critical Thinking, Human Learning, Analytical Skills, Machine Learning
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Pseudocode, C++ (Programming Language), Object Oriented Programming (OOP), C and C++, File I/O, Object Oriented Design, Integrated Development Environments, Computer Programming, Development Environment, Programming Principles, Debugging, Data Structures, Program Development, Algorithms, Interactive Design, Model Evaluation, Software Engineering, Test Data, Data Validation, Command-Line Interface
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Price Negotiation, Intercultural Competence, Negotiation, Business Ethics, Contract Negotiation, Cultural Diversity, Business Communication, Conflict Management, Decision Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Data Preprocessing, JUnit, Build Tools, Java Programming, MLOps (Machine Learning Operations), Java, Performance Tuning, Decision Tree Learning, Classification And Regression Tree (CART), Apache Maven, Data Structures, Random Forest Algorithm, Gradle, Data Pipelines, Software Architecture, Software Design, Object Oriented Programming (OOP), Apache, Machine Learning
Intermediate · Specialization · 3 - 6 Months

GRAMMY GO
Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Media Production, Music Performance, Post-Production, Creativity, System Configuration
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Data Presentation, Public Health and Disease Prevention, Trend Analysis, Geographic Information Systems, Health Policy, Data Visualization Software, Chronic Diseases, GIS Software, Health Systems, Infectious Diseases, Biostatistics, Risk Analysis, Investigation, Health Care, Community Health, Data Analysis, Program Evaluation, Statistics
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Growth Strategies, Advertising Campaigns, Marketing Strategies, Search Engine Marketing, Advertising, Marketing, Facebook, Instagram, Online Advertising, Digital Advertising, Lead Generation, Customer Engagement
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Spanish Language, Grammar, Vocabulary, Oral Expression, Oral Comprehension, Writing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Constructive Feedback, Marketing Materials, Advertising, Brand Strategy, Project Management, Marketing Effectiveness, Strategic Communication, Brand Management, Creative Design, Creative Thinking, Strategic Partnership, Agentic systems
Intermediate · Course · 1 - 4 Weeks