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: Incident Response, Computer Security Incident Management, Open Web Application Security Project (OWASP), Application Security, Secure Coding, Cloud Security, Cybersecurity, Vulnerability Assessments, Cyber Attacks, Information Systems Security, Security Engineering, Metasploit, Security Strategy, Infrastructure Security, Incident Management, Vulnerability Scanning, Security Testing, Hardening, Penetration Testing, Mobile Security
Advanced · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Conflict Management, Constructive Feedback, Team Leadership, Team Building, Negotiation, Coaching, Trustworthiness, Performance Management, Relationship Building, Collaboration, Empathy, Active Listening, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Content Strategy, Content Marketing, HubSpot CRM, Marketing Strategies, Web Content, Social Media Content, Paid media, Marketing, Digital Content, Content Creation, Content Management, Target Audience, Marketing Analytics, Lead Generation, Newsletters, Digital Marketing, Customer Relationship Management, UI/UX Strategy, Marketing Automation
Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: jQuery, HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design and Development, Javascript and jQuery, Bootstrap (Front-End Framework), Web Design, Web Development, Javascript, Web Applications, Cascading Style Sheets (CSS), Interactive Design, Programming Principles, Development Environment
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Information Systems Security, Data Persistence, Virtual Machines
Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Community Development, Crisis Management, Creativity, Social Impact, Cultural Diversity, Social Sciences, Sustainable Development, Innovation, Decision Making, Economic Development, Economics
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Manufacturing Processes, Equipment Design, Manufacturing and Production, Systems Of Measurement, Process Analysis, Process Control, Materials science, Laboratory Testing, Safety Training
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Planning, AI Product Strategy, Product Management, New Product Development, Quality Assurance and Control, Sales Strategy, Performance Analysis, Marketing Strategies, Product Marketing, Product Lifecycle Management, Product Improvement, Product Testing, Sales Enablement, Key Performance Indicators (KPIs), Cross-Functional Collaboration, User Feedback, Data Analysis, Customer Insights, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Energy and Utilities, Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Emerging Technologies, Sustainable Technologies, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Hybrid Cloud Computing, Data Processing, Big Data, Data Warehousing, Cloud Services, Data Storage, Cloud Infrastructure, Dataflow, Cloud Computing, Database Administration, Databases, Virtual Networking, Load Balancing, Virtual Private Networks (VPN), Virtual Machines, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Scripting, Test Automation, Continuous Integration, IT Automation, Integration Testing, DevOps, Python Programming, Selenium (Software), Web Scraping
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Cloud Computing Architecture, Load Balancing, Kubernetes, Google Cloud Platform, Network Architecture, Network Troubleshooting, Network Monitoring, Cloud Infrastructure, Cloud Applications, Cloud Computing, Virtual Networking, Firewall, Network Security, Serverless Computing, System Monitoring, Virtual Machines, Scalability
Advanced · Course · 1 - 4 Weeks