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.

Khalifa University
Skills you'll gain: Data Strategy, Customer Relationship Management (CRM) Software, Data Management, AI Personalization, Sales Enablement, Model Deployment, Feature Engineering, Data Governance, Responsible AI, Model Evaluation, AI Integrations, Data Preprocessing, Customer Analysis, Transfer Learning, Customer Data Management, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Reinforcement Learning, Natural Language Processing
★ 3.4 (10) · Beginner · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Performing Arts, Art History, Peer Review, World History, Intercultural Competence, Liberal Arts, Culture, Music, Ancient History, Cultural Diversity, Sociology, Anthropology, Media and Communications, Electronic Media
★ 4.8 (83) · Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management, Database Systems, Data Manipulation
★ 4.6 (42) · Advanced · Guided Project · Less Than 2 Hours
University of Glasgow
Skills you'll gain: Model Evaluation, Deep Learning, Descriptive Analytics, Data Ethics, Data Preprocessing, ICD Coding (ICD-9/ICD-10), Federated Learning, Autoencoders, Health Informatics, Clinical Data Management, Medical Records, Data Mining, Medical Coding, Electronic Medical Record System, Responsible AI, AI Security, Electronic Medical Record, Predictive Modeling, Machine Learning, Feature Engineering
★ 4.4 (36) · Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, Context Engineering, AI Workflows, Integrated Development Environments, AI Integrations, Software Installation, Agentic Workflows, Code Review, System Configuration, Debugging, Generative AI Agents, Web Development Tools, Software Development, User Interface (UI), Web Development
★ 4.3 (181) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Dashboard Creation, Dashboard, Spreadsheet Software, Business Reporting, Interactive Data Visualization, Data Visualization, Excel Formulas, Data Import/Export, Data Cleansing, Data Analysis Software, Timelines
★ 4.8 (17) · Intermediate · Course · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Music, Market Opportunities, Music Performance, Entrepreneurship, New Business Development, Intellectual Property, Performing Arts, Marketing and Public Relations, Digital Transformation, Marketing, Music History, Innovation, Business Modeling, Revenue Management, Media and Communications, Business Ethics, Event Management, Media Production, Ethical Standards And Conduct, Compensation Management
★ 4.5 (147) · Mixed · Course · 1 - 3 Months

Yale University
Skills you'll gain: Political Sciences, Policy Analysis, Social Justice, Social Studies, Public Policies, Economics, Policy, and Social Studies, Social Sciences, Law, Regulation, and Compliance, Governance, Sociology, Ethical Standards And Conduct, Liberal Arts, Socioeconomics, Economics
★ 4.9 (6.1K) · Mixed · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Dashboard Creation, Microsoft Excel, Spreadsheet Software, Data Wrangling, Data Preprocessing, Data Manipulation, Data Processing, Data Presentation, Interactive Data Visualization, Excel Macros, Data Analysis Software, Business Analytics, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
★ 4.7 (6.3K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Model Evaluation, Supervised Learning, Generative Model Architectures, Recurrent Neural Networks (RNNs), Unsupervised Learning, Data Preprocessing, Large Language Modeling, Time Series Analysis and Forecasting, Exploratory Data Analysis, LLM Application, Applied Machine Learning, Data Collection, Model Optimization, Convolutional Neural Networks, Model Deployment, Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Model Training
★ 4.2 (34) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Adobe Express, Adobe Illustrator, Adobe Photoshop, Responsible AI, Logo Design, Digital Design, Layout Design, Generative AI, AI powered creativity, Usability, Graphic Design, Adobe Firefly, Document Control, User Interface and User Experience (UI/UX) Design, Visual Storytelling, Design Software, Visual Design, Packaging and Labeling, Branding, Storytelling
★ 4.7 (3.2K) · Beginner · Professional Certificate · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: System Design and Implementation, Application Specific Integrated Circuits, Systems Design, Computational Logic, Computer Architecture, Functional Design, Computer Hardware, Hardware Architecture, Microarchitecture, Algorithms, Process Modeling, Other Programming Languages, Functional Specification
★ 4.7 (249) · Mixed · Course · 1 - 3 Months