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.

AI CERTs
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Blockchain, Scripting, Vulnerability Assessments, Scalability, Application Design, Payment Systems, Transaction Processing, Cryptography, FinTech, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Machine Learning Algorithms, Machine Learning, Python Programming, Supervised Learning, Scikit Learn (Machine Learning Library), Applied Machine Learning, Regression Analysis, Data Analysis, Statistical Methods, Linear Algebra, Probability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, Hardware Troubleshooting, Desktop Support, Computer Hardware, Technical Support, System Requirements, System Configuration, Computer Displays, Issue Tracking, Usability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: WordPress, Content Management Systems, Web Content, Web Design and Development, Web Design, Web Development, Blogs, Social Media, Content Management, Marketing, Design, Computer Science
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Pseudocode, Computational Thinking, Debugging, Algorithms, Front-End Web Development, Javascript, Computer Programming, Data Structures, JSON, Web Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electocardiography, Cardiac Dysrhythmia, Cardiac Surgery, Chronic Diseases, Hemodynamics, Patient Education And Counseling, Cardiology, Medical Surgical Nursing, Care Management, Patient Observation, Nursing Care, Clinical Practices, Medical Emergency, Perioperative Care, Diagnostic Tests, Clinical Experience, Anatomy, Physiology, Basic Nursing Skills, Patient Evaluation
Intermediate · Specialization · 1 - 3 Months

Universitat Pompeu Fabra of Barcelona
Skills you'll gain: Music, Music Theory, Open Source Technology, Data Analysis Software, Python Programming, NumPy, Numerical Analysis, Computer Programming Tools
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Software Documentation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Revenue Recognition, International Financial Reporting Standards, Financial Reporting, Contract Accounting, Generally Accepted Accounting Principles (GAAP), Revenue Management, Financial Accounting, Contract Management
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Generative AI Agents, Google Gemini, Responsible AI, Google Workspace, Generative AI, Google Cloud Platform, AI Product Strategy, Productivity Software, LLM Application, Business Leadership, Unstructured Data, Tool Calling, Data Ethics, Customer experience improvement, Artificial Intelligence, Data Governance, Organizational Strategy, Cloud Computing, Collaboration
Beginner · Professional Certificate · 3 - 6 Months

Yale University
Skills you'll gain: Resourcefulness, Goal Setting, Relationship Building, Critical Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Linux Administration, IT Automation, Linux, Automation, Infrastructure as Code (IaC), YAML, Application Deployment, Containerization, Configuration Management
Intermediate · Course · 1 - 3 Months