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.

Northeastern University
Skills you'll gain: Data Storytelling, Plotly, Statistical Visualization, Interactive Data Visualization, Matplotlib, Data Visualization Software, Network Analysis, Seaborn, Data-Driven Decision-Making, Data Mining, Scatter Plots, R Programming, Graph Theory, Data Science, Time Series Analysis and Forecasting
Build toward a degree
Mixed · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Political Sciences, Policy Development, Policy Analysis, Public Policies, Governance, Community Development, Public Administration, Social Sciences, Discussion Facilitation, Economics, Coordination, Sociology
Build toward a degree
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Interactive Design, User Interface (UI), Usability, Web Design, Information Architecture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Network Planning And Design, Amazon Web Services, Virtual Private Networks (VPN), Cloud Computing Architecture, Network Infrastructure, Network Security, Cloud Computing, Network Analysis, Operations Management
Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition and Diet, Nutrition Counseling, Preventative Care, Public Health and Disease Prevention, Nutritional Assessment, Health And Wellness Coaching, Exercise Science, Physiology, Biology, Anatomy, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Ubuntu, Cloud-Native Computing, Application Deployment, Unix, Linux, Virtualization and Virtual Machines, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Dashboard, Salesforce, Data Access, Statistical Reporting, Pivot Tables And Charts, Build Tools, Customer Relationship Management (CRM) Software, Change Management
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Cardiology, Anatomy, Immunology, Hematology, Hemodynamics, Capillary, Pathology, Physiology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Linux Administration, File Systems, Ubuntu, Remote Access Systems, Operating System Administration, Linux Commands, File Management, Red Hat Enterprise Linux, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Unix Commands, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Responsible AI, Data Ethics, LLM Application, Generative AI, Google Gemini, Artificial Intelligence, Cloud Security, Governance Risk Management and Compliance, Cyber Security Strategy, Security Strategy, Artificial Intelligence and Machine Learning (AI/ML), Computer Security Awareness Training, Network Security, Security Management, Cyber Attacks, Cyber Security Policies, Natural Language Processing, Risk Management, Supply Chain
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Delegation Skills, Time Management, AI Enablement, Legal Technology, Legal Strategy, Artificial Intelligence, Legal Writing, Generative AI, Ethical Standards And Conduct, Automation, Decision Making, Creativity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AWS CloudFormation, Amazon Web Services, Amazon Elastic Compute Cloud, Event-Driven Programming, Serverless Computing, Event Monitoring, Software Engineering
Beginner · Guided Project · Less Than 2 Hours