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: Systems Development, Systems Development Life Cycle, Agile Methodology, Productivity Software, digital literacy, Network Security, Computer Hardware, Computer Systems, Data Security, Risk Management, System Design and Implementation, TCP/IP, Information Technology, Software Development Methodologies, Data Ethics, Cybersecurity, General Networking, Productivity, Safety and Security, Process Design
Beginner · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Compensation Management, Compensation Strategy, Compensation and Benefits, Payroll, Benefits Administration, Human Resource Strategy, Labor Compliance, Workers Compensation, Employee Retention, Employee Performance Management, Payroll Tax, Employee Engagement
Mixed · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Precision Medicine, Biostatistics, Data Ethics, Healthcare Ethics, Pharmacology, Health Informatics, Bioinformatics, Clinical Research, Biomedical Technology, Primary Care, Clinical Research Ethics, General Medicine, Oncology, Pharmaceuticals, Health Policy, Molecular Biology, Diagnostic Tests, Patient Education And Counseling, Drug Development, Informed Consent
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unity Engine, Video Game Development, Object Oriented Programming (OOP), C# (Programming Language), Event-Driven Programming, File I/O, UI Components, User Interface (UI), Debugging, Data Structures
Intermediate · Course · 1 - 3 Months

Unilever
Skills you'll gain: Data Storytelling, Marketing Automation, Web Analytics, Marketing Effectiveness, Marketing Analytics, Customer Insights, Digital Marketing, Market Analysis, Google Analytics, Social Media Marketing, Customer Analysis, Search Engine Marketing, Marketing Strategies, Social Media Strategy, Customer experience strategy (CX), Performance Reporting, Search Engine Optimization, Keyword Research, Return On Investment, MarTech
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Accountability, Team Oriented, Teamwork, Project Planning, Stakeholder Communications, Workflow Management, Team Management, Communication Strategies, Communication Systems
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Control Systems, Robotics, Embedded Software, Automation, Software Architecture, Simulations, Safety Assurance, Hardware Architecture, Systems Architecture, Computer Vision, Mathematical Modeling, Safety Standards, Global Positioning Systems
Advanced · Course · 1 - 3 Months

Skills you'll gain: File Systems, Red Hat Enterprise Linux, Linux, User Accounts, Software Installation, Linux Administration, System Monitoring, File Management, Package and Software Management, Linux Commands, Operating System Administration, General Networking, Command-Line Interface, Authorization (Computing), UI Components
Beginner · Course · 1 - 3 Months

Skills you'll gain: Group Policy, Network Administration, TCP/IP, Application Deployment, Command-Line Interface
Intermediate · Course · 3 - 6 Months

MedCerts
Skills you'll gain: Medical Terminology, Patient-centered Care, Conflict Management, Anatomy, Pathology, Informed Consent, Cultural Responsiveness, Basic Patient Care, Patient Communication, Patient Education And Counseling, Nursing Basics, Professionalism, Professional Development, Medical Records, Toileting, Dignity in Care, Medical Privacy, Physiology, Cell Biology, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computer Programming, Scripting Languages, Data Import/Export, Data Structures, Python Programming, Integrated Development Environments, Scripting, Data Persistence, Computational Logic, Computer Science, File Management
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Reinforcement Learning, Responsible AI, Agentic systems, Artificial Intelligence, Machine Learning Methods, Distributed Computing, Simulations, Transfer Learning
Beginner · Course · 1 - 4 Weeks