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: Network Security, Encryption, OSI Models, Network Architecture, Computer Networking, Remote Access Systems, TCP/IP, Network Infrastructure, Network Protocols, Wireless Networks, Virtual Private Networks (VPN), Virtual Networking, Endpoint Security, Cloud Security, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Public Works, Environmental Engineering, Water Resource Management, Civil Engineering, Environmental Science, Sustainable Systems, Systems Thinking, Sustainable Technologies, Case Studies, Community Development, Governance, Data Collection
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Prometheus (Software), Data Processing
Intermediate · Course · 1 - 4 Weeks
Liberty Mutual Insurance
Skills you'll gain: Closing (Sales), Overcoming Objections, Sales Prospecting, Prospecting and Qualification, Insurance Sales, Customer Relationship Building, Customer Retention, Sales Presentation, Consultative Selling, Lead Generation, Sales, Relationship Management, Upselling, Needs Assessment, New Business Development
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Apple iOS, iOS Development, Apple Xcode, Video Game Development, Swift Programming, Mobile Development, Geographic Information Systems, Game Design, Interactive Design, Animation and Game Design, Animations, Interaction Design, Human Computer Interaction, User Interface (UI), Global Positioning Systems, User Interface (UI) Design, Application Development
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Tactfulness, Public Speaking, Verbal Communication Skills, Communication, Storytelling, Communication Strategies, Interpersonal Communications, Empathy, Social Skills, Professionalism
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Agile Project Management, Agile Methodology, Project Management Life Cycle, Kanban Principles, Sprint Planning, Project Management, Backlogs, Performance Metric, Project Planning, Project Performance, Lean Methodologies, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity, Cryptography, Disaster Recovery, Vulnerability Assessments, Enterprise Security, Regulation and Legal Compliance, Data Security, Application Frameworks, Cybersecurity, Emerging Technologies, Distributed Computing, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Storytelling, Writing, Writing and Editing, Content Creation, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, LLM Application, Retrieval-Augmented Generation, Generative AI, Embeddings, Document Management, Natural Language Processing, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Economics, Financial Policy, Economic Development, International Finance, Supply And Demand, Policy Analysis, Sustainable Development, Socioeconomics, Behavioral Economics, Accounting, Market Dynamics, Critical Thinking
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Package and Software Management, Maintainability, Algorithms, Software Testing, Unit Testing, Software Design Patterns, Development Testing
Intermediate · Course · 1 - 3 Months