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.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Numerical Analysis, Differential Equations, Mathematical Software, Matlab, Calculus, Linear Algebra, Applied Mathematics, Mathematical Theory & Analysis, Integral Calculus, Experimentation, Algorithms, Derivatives
★ 4.5 (110) · Intermediate · Course · 1 - 3 Months

Berklee
Skills you'll gain: Musical Composition, Post-Production, Music, Media Production, Video Editing, Music Performance, Editing, Automation, Electronic Media
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Transfer Learning, Fine-tuning, Tensorflow, Natural Language Processing, Keras (Neural Network Library), Embeddings, Model Training, Deep Learning, Classification Algorithms, Model Evaluation, Machine Learning, Software Visualization
★ 4.8 (182) · Intermediate · Guided Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Calculus, Applied Mathematics, Derivatives, Estimation
★ 4.8 (1.2K) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Microsoft Excel, Business Analytics, Risk Analysis, Business Modeling, Data Modeling, Financial Modeling, Business Analysis, Risk Management, Resource Allocation, Statistical Analysis, Decision Intelligence, Mathematical Modeling, Process Optimization, Statistical Methods, Spreadsheet Software, Predictive Analytics, Transportation Operations
★ 4.8 (4.1K) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Climate Change Mitigation, Climate Change Programs, Risk Management, Climate Change Adaptation, Mitigation, Risk Mitigation, Environmental Issue, Corporate Sustainability, Pollution Prevention, Environmental Resource Management, Persuasive Communication, Media and Communications, Community Outreach, Environmental Policy, Social Sciences, Social Impact, Peer Review, Sustainable Systems, Scientific Methods, Energy and Utilities
★ 4.8 (322) · Beginner · Specialization · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, UI Components, Unit Testing, Mobile Development Tools, Code Reusability, JavaScript Frameworks, Frontend Integration, Webpack, Front-End Web Development, Application Development, Software Design Patterns, Javascript, Web Applications, Dataflow, Data Access, Hypertext Markup Language (HTML), Data Sharing, User Interface (UI)
★ 4.7 (3.7K) · Intermediate · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Electric Power Systems, Electrical Power, Electrical Systems, Safety Standards, Energy and Utilities, Electrical Safety, Environmental Regulations, Power Electronics, Sustainable Technologies, Sustainable Design, Hydraulics, Basic Electrical Systems, Semiconductors, Electronic Components, Physics, Applied Mathematics
★ 4.7 (660) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Musical Composition, Music, Electronic Media, Design Software, Patch Management, Computer Hardware, System Requirements
★ 4.7 (262) · Intermediate · Course · 1 - 4 Weeks

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

L&T EduTech
Skills you'll gain: Spatial Analysis, GIS Software, Spatial Data Analysis, Geospatial Mapping, Geospatial Information and Technology, Geographic Information Systems, Data Mapping, Building Information Modeling, Global Positioning Systems, Network Analysis, Image Analysis, Data Import/Export, Software Installation, Supervised Learning, Classification Algorithms
★ 4.1 (46) · Advanced · Course · 1 - 3 Months
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Cybersecurity, Cyber Threat Intelligence, Security Management, Security Awareness, Data Ethics, Data Security, Technical Communication, AI Workflows, Artificial Intelligence
★ 4.8 (6.4K) · Beginner · Course · 1 - 3 Months