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.

Interactive Brokers
Skills you'll gain: Financial Trading, Market Dynamics, Business Economics, Market Trend, Market Intelligence, Consumer Behaviour, Economics, Financial Market, Supply And Demand, Investments, Financial Data, Forecasting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Generative AI, Data Ethics, Data Analysis, Google Cloud Platform, Analytical Skills, Professional Development, Data Presentation, Problem Solving, Communication Strategies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Basic Electrical Systems, Electrical Systems, Power Electronics, Three-Phase, Torque (Physics), Electrical Equipment, Embedded Software, Electronics, Electrical Wiring, Electronic Hardware, Design Specifications, System Requirements, Laboratory Experience, Electronic Components
Build toward a degree
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cyber Security Strategy, Cybersecurity, Mobile Security, Cyber Threat Intelligence, Security Management, Network Security, Cyber Security Policies, Internet Of Things, Data Security, Wireless Networks, Emerging Technologies, Business Logic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power Electronics, Thermal Management, Electrical Safety, Electrical Power, Building Codes, Electric Power Systems, Electronic Systems, Electrical Equipment, Electrical Systems, Electronic Components, Energy and Utilities, HVAC, Basic Electrical Systems, Maintenance, Repair, and Facility Services, Sustainable Technologies, Environmental Issue, Environment and Resource Management, Environmental Regulations, Environmental Engineering and Restoration, Geospatial Information and Technology
Intermediate · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Decision Making, Critical Thinking, Analytical Skills, Behavioral Economics, Problem Solving, Data Analysis, Cooperation, Artificial Intelligence, Emotional Intelligence, Self-Awareness, Communication, Algorithms
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: File Systems, Endpoint Security, Linux, Operating System Administration, Microsoft Windows, Windows PowerShell, Linux Administration, Windows Servers, Operating Systems, Linux Commands, Network Administration, Active Directory, System Monitoring, System Configuration, Network Security, Security Controls, Command-Line Interface, Malware Protection, Service Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Analysis, Data Visualization, Programming Principles, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Manufacturing Processes, Materials science, Process Engineering, Manufacturing Operations, Production Process, Equipment Design, Laboratory Experience, Experimentation, Prototyping, Process Development, Analytical Testing
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Risk Analysis, Public Health, Investigation, Case Studies, Laboratory Testing, Statistical Analysis, Research Methodologies, Statistics, Report Writing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Linear Algebra, Artificial Intelligence and Machine Learning (AI/ML), Numerical Analysis, Geometry, Applied Mathematics, Algebra, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Deductive Reasoning, Critical Thinking, Logical Reasoning, Analysis, Diagram Design, Probability, Sampling (Statistics), Persuasive Communication, Research, Sample Size Determination, Writing, Case Studies, Oral Expression, Correlation Analysis, Communication, Scientific Methods, Information Architecture, Business Communication, Interactive Learning
Beginner · Specialization · 3 - 6 Months