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.

University of California, Irvine
Skills you'll gain: Predictive Modeling, Predictive Analytics, Regression Analysis, Decision Tree Learning, Supervised Learning, Data Modeling, Data Analysis, Logistic Regression, Descriptive Analytics, Forecasting, Machine Learning, Model Evaluation, Classification Algorithms, Unsupervised Learning, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Development Environment, Web Development, Front-End Web Development, User Interface (UI), Interactive Design, GitHub
Beginner · Course · 3 - 6 Months

Skills you'll gain: Command-Line Interface, Network Troubleshooting, TCP/IP, Wireless Networks, Virtual Private Networks (VPN), Operating System Administration, Network Administration, General Networking, Network Protocols, Network Routers, Microsoft Windows, Linux, Network Security, Scripting, Virtualization and Virtual Machines, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Basic Electrical Systems, electromagnetics, Electrical Engineering, Physics, Mechanics, Calculus, Engineering Calculations, Mathematical Modeling, Trigonometry, Problem Solving, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Django (Web Framework), Database Design, Web Applications, Application Development, Web Development, Authentications, Web Servers, Data Modeling, Session Initiation Protocols, User Accounts, Data Validation
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: 3D Modeling, Design Thinking, Autodesk, Design Software, 3D Assets, Creative Thinking, Intellectual Property, Conceptual Design, Hardware Troubleshooting, Computer-Aided Design, Visualization (Computer Graphics), Product Design, Computer Hardware, Innovation, Solution Design, Manufacturing Processes, Computer Graphics, Prototyping, Emerging Technologies, Business Transformation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Data Ethics, Model Deployment, Restful API, Software Design, Application Deployment, Software Architecture, Continuous Integration, Software Design Patterns, Software Development, LLM Application, Java, Real Time Data, Artificial Intelligence and Machine Learning (AI/ML), Development Environment, Image Analysis, Java Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Content Marketing, Content Strategy, Content Management, Customer Analysis, Marketing Operations, Marketing Strategies, Gap Analysis, Strategic Marketing, Content Development and Management, Customer experience strategy (CX), Consumer Behaviour, Marketing Materials, Content Creation, Sales Process
Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Vibrations, Mechanics, Engineering Analysis, Mathematical Modeling, Structural Analysis, Mechanical Engineering, Civil Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Payroll, Financial Reporting, Bookkeeping, Payroll Processing, General Ledger, Accounting, Balance Sheet, Financial Accounting, Accounts Payable, General Accounting, Equities, Expense Management, Tax Management
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Building Design, Sustainable Technologies, Sustainable Development, Energy and Utilities, Electrical Power, Sustainable Architecture, Sustainable Engineering, Workforce Planning, Gap Analysis, Climate Change Mitigation, Training Programs, Emerging Technologies, Professional Networking, Semiconductors
Beginner · Course · 1 - 3 Months