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.

Skills you'll gain: Endpoint Detection and Response, Endpoint Security, Cyber Threat Hunting, Threat Detection, Malware Protection, Exploitation techniques, Cyber Security Strategy, Cybersecurity, Incident Response, AI Security, Security Engineering, Cyber Attacks, Network Security, Cyber Security Assessment, Mobile Security, ChatGPT
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OSI Models, Network Security, Security Controls, General Networking, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Public Policies, Political Sciences, Policy Analysis, Social Sciences, International Relations, Cultural Diversity, Diversity Awareness, Sociology, World History, Economics
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Machine Learning Algorithms, Big Data, Product Development, Data Preprocessing, Analytics, File Systems, New Product Development, Data Analysis, Machine Learning, Internet Of Things, Supervised Learning, Product Planning, Unsupervised Learning, Data Storage, Project Planning, Systems Of Measurement, Staff Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Human Computer Interaction, Interaction Design, jQuery, Web Design and Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), User Experience Design, User Accounts, MongoDB, Wireframing, Web Applications, Full-Stack Web Development, Interactive Data Visualization, Application Design, JavaScript Frameworks, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Prompt Engineering, Anthropic Claude, AI Orchestration, Application Programming Interface (API), Prompt Patterns, Restful API, Prompt Engineering Tools, LLM Application, JSON, Generative AI Agents, Tool Calling, Generative AI, Artificial Intelligence, Agentic systems, Automation, Scalability, Servers
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Angular, Command-Line Interface
Beginner · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Account Management, Consultative Selling, Selling Techniques, Upselling, Business Metrics, Business Communication, Overcoming Objections, Business Priorities, Sales Process, Solution Selling, Brand Loyalty, Business Transformation, Customer Engagement, Strategic Thinking, Stakeholder Engagement, Innovation, Strategic Communication, Stakeholder Analysis, Value Propositions, Business Analytics
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Sales Presentation, Influencing, Persuasive Communication, Intercultural Competence, Virtual Teams, Storytelling, Behavioral Economics, Business Research, Value Propositions, Active Listening, Market Research, Empathy & Emotional Intelligence, Sales Pipelines, Marketing Psychology, Digital Communications, Collaboration, Customer Relationship Management (CRM) Software, Stakeholder Management, Strategic Communication, Cross-Functional Collaboration
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI, AI Product Strategy, Leadership and Management, AI Enablement, Business Leadership, Strategic Leadership, Content Creation, Business Transformation, New Business Development, Responsible AI
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Project Documentation, Organizational Change, Project Coordination, Management Reporting, Communication, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Building Codes, Construction Inspection, Electrical Systems, Electrical Safety, Architectural Engineering, Land Development, Design Reviews, Submittals (Construction), System Requirements
Intermediate · Course · 1 - 3 Months