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 Virginia
Skills you'll gain: Design Thinking, Creative Problem-Solving, Ideation, Innovation, Creativity, Strategic Thinking, Case Studies, Market Opportunities, Human Centered Design, Curiosity, Storytelling, Growth Mindedness, Business Modeling
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Deployment, Docker (Software), Containerization, Cloud Deployment, MLOps (Machine Learning Operations), Hugging Face, Generative AI, Cloud Computing Architecture, Serverless Computing, Cloud Hosting, Cloud Technologies, AWS SageMaker, System Monitoring, Release Management, Application Security, Infrastructure Security, Continuous Monitoring, Version Control
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Electronics, Control Systems, Electronic Systems, System Configuration, Python Programming, Software Installation, Peripheral Devices
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Feature Engineering, Statistical Methods, Model Evaluation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Brand Strategy, Marketing Effectiveness, Brand Awareness, Marketing Planning, Strategic Marketing, Brand Management, Marketing Strategies, Business Priorities, Campaign Management, Marketing Analytics, Market Analysis, Strategic Planning, Key Performance Indicators (KPIs), Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Advertising, Marketing Communications, Media Strategy, Customer experience strategy (CX), Paid media, Owned Media, Customer Advocacy, Marketing, Digital Media Strategy, Earned Media, Search Engine Optimization, Customer Engagement, Content Development and Management, Goal Setting, Brand Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Front-End Web Development, User Interface (UI) Design, Event-Driven Programming, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Deepseek, AI Workflows, LLM Application, Artificial Intelligence, Model Deployment, Large Language Modeling, Deep Learning, Software Installation, Development Environment, System Configuration, Code Review, Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Servers, Unix Commands, Systems Administration, Network Support, TCP/IP, Service Management, Network Troubleshooting, Site Reliability Engineering, IT Automation, Hardware Architecture, File Management
Intermediate · Course · 3 - 6 Months

University of Florida
Skills you'll gain: Land Management, Climate Change Mitigation, Sustainable Development, Sustainable Systems, Environment and Resource Management, Water Resources, Sustainability Standards, Climate Change Adaptation, Water Resource Management, Environment, Natural Resource Management, Plant Operations and Management, Systems Thinking, Environmental Science, General Science and Research, Spatial Analysis, Socioeconomics, Research, Research Methodologies, Biology
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Image Quality, Engineering, Scientific, and Technical Instruments, Electronic Components, Systems Design, Human Factors, Engineering Calculations, Technical Design, Simulation and Simulation Software, Mathematical Modeling
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Financial Trading, Securities Trading, Futures Exchange, Financial Market, Market Data, Portfolio Risk, Order Management, Risk Management, User Accounts, Compliance Management, Authentications, Regulatory Compliance, Profit and Loss (P&L) Management, Security Controls, Account Management, Liquidation, Return On Investment, Digital Assets, Verification And Validation, Multi-Factor Authentication
Beginner · Course · 1 - 4 Weeks