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.

The Pennsylvania State University
Skills you'll gain: Food and Beverage, Nutrition and Diet, Sustainable Development, Manufacturing and Production, Market Dynamics, Business Economics, Biotechnology, Production Management, Land Management, Environmental Management Systems, Preventative Care, Climate Change Mitigation, Infection Control, Molecular, Cellular, and Microbiology
★ 4.8 (1.5K) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Science, Model Evaluation, Statistical Machine Learning, Dimensionality Reduction, Statistical Modeling, Statistical Analysis, Sampling (Statistics), Statistical Methods, Regression Analysis, Statistical Inference, Machine Learning Methods, Statistics, Model Optimization, Applied Mathematics
★ 5 (8) · Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Technical Standard, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Case Law, Medical Privacy, Court Systems, Telecommunications, Legal Writing, Law, Regulation, and Compliance, Legal Research, Ethical Standards And Conduct, Data Ethics, European History, International Relations, Interoperability, Data Security, Ancient History, Cybersecurity, Emerging Technologies
★ 4.4 (385) · Intermediate · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Childbirth, Maternal Health, Child Health, Prenatal Care, Child Development, Human Development, Infant Care, Postpartum Care, Childhood Education and Development, Sensory Systems Analysis, Mental and Behavioral Health
Intermediate · Course · 1 - 4 Weeks
Khalifa University
Skills you'll gain: Accident Reporting, Fire And Life Safety, Accident Prevention, Safety Assurance, Hazard Analysis, Risk Analysis, Human Factors, Health And Safety Standards, Occupational Safety And Health, Risk Management, Risk Modeling, Legal Risk, Regulation and Legal Compliance, Investigation, Emergency Response, Root Cause Analysis
★ 4.7 (73) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Analysis, Data Visualization, Programming Principles, Python Programming
★ 4.6 (58) · Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Market Dynamics, Business Planning, Statistical Hypothesis Testing, Financial Systems, Statistics, Banking Services, Bank Regulations, Financial Policy, Banking, International Finance, Data-Driven Decision-Making, Data Analysis, Statistical Reporting, Economics, Statistical Analysis
★ 4.8 (4.4K) · Beginner · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Environment, Life Sciences, Environmental Science, Biology, Climate Change Adaptation, Environmental Issue, Demography
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NoSQL, Real Time Data, Query Languages, Scalability, Database Design, Application Deployment, Data Infrastructure, Big Data, Data Access, Data Manipulation, Performance Tuning, Data Modeling, Distributed Computing, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instrumental Music, Music, Musical Composition, Music Performance, Media Production, Post-Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: People Analytics, Workforce Planning, Job Analysis, Human Resource Strategy, Talent Sourcing, Human Resources Management and Planning, Human Resources, Workforce Management, Google Sheets, Talent Recruitment, Consolidation, Talent Acquisition, Compensation Analysis, Full Cycle Recruitment, Recruitment Strategies, Recruitment, Analysis
★ 4.6 (45) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: MLOps (Machine Learning Operations), Fine-tuning, PyTorch (Machine Learning Library), AI Security, Containerization, AI Workflows, Prompt Engineering, Hugging Face, Artificial Neural Networks, Deep Learning, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Generative Model Architectures, Machine Learning Methods, Generative AI, Computer Vision, Artificial Intelligence, Machine Learning, Data Processing, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months