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.

Coursera
Skills you'll gain: Vector Databases, Image Analysis, Applied Machine Learning, Embeddings, Docker (Software), Data Import/Export, Retrieval-Augmented Generation, Query Languages, Model Evaluation, Database Design, Data Modeling, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Command-Line Interface, Amazon CloudWatch, AWS CloudFormation, Root Cause Analysis, Amazon DynamoDB, Customer Relationship Building, Network Troubleshooting, Amazon Web Services, Customer Relationship Management, Software Architecture, Linux Commands, Cloud Computing, Linux, Amazon S3, Web Applications, Information Technology, Customer Service, Software Development
Beginner · Professional Certificate · 3 - 6 Months

National Taiwan University
Skills you'll gain: Ancient History, Art History, Liberal Arts, World History, Case Studies, Culture, Political Sciences, Governance
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Methods, Probability & Statistics, Statistical Inference, Biostatistics, Sampling (Statistics), Statistics, Data Analysis, Regression Analysis
Mixed · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Architectural Design, Art History, Architecture and Construction, Aesthetics, European History, Design Elements And Principles, Design
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Ancient History, Art History, Environmental Resource Management, Culture, World History, Architecture and Construction, Research Methodologies
Beginner · Course · 1 - 3 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Music Theory, Choral Music, Music Performance, Instrumental Music, Music, Classical Music, Coordination, Oral Expression
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: HVAC, Cleanliness, Pollution Prevention, Environmental Monitoring, Laboratory Testing, Occupational Health, Safety Standards, Environmental Engineering, Thermal Management, Respiratory Care, Mechanical Ventilation, Infectious Diseases, Public Health and Disease Prevention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Detection, Large Language Modeling, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Strategy, Applied Machine Learning, Fraud detection, Cyber Engineering, IT Automation, Cyber Attacks, Anomaly Detection, Malware Protection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Cyber Risk, Deep Learning
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Traffic Flow Optimization, Architectural Design, Sustainable Development, Stormwater Management, Building Codes, Community Development, Land Development, Public Works, Sustainable Architecture, Landscape Architecture, Transportation Operations, Civil Engineering, Case Studies, Environmental Engineering, Building Design, Economic Development, Land Management, Sustainable Design, Sustainable Technologies, Environmental Science
Intermediate · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Storytelling, Peer Review, Writing, Editing, Constructive Feedback, Creativity, Persistence, Professionalism
Mixed · Course · 1 - 3 Months