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: Unix Commands, Unix, Command-Line Interface, Linux Commands, Linux, Shell Script, File Systems, File Management
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Application Deployment, Software Development Tools, Program Development, System Programming, Python Programming, Performance Tuning, Debugging, Software Testing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Organizational Development, Talent Recruitment, Virtual Teams, Human Resources Information System (HRIS), Workforce Development, Organizational Change
Intermediate · Course · 1 - 4 Weeks

Digital Marketing Institute
Skills you'll gain: Marketing Budgets, Customer experience strategy (CX), Customer experience improvement, Cross-Channel Marketing, Digital Media Strategy, Digital Marketing, Marketing Effectiveness, MarTech, Marketing Strategy and Techniques, Marketing Channel, Customer Insights, Return On Investment, Agile Methodology, Consumer Behaviour, Persona Development, Strategic Thinking, Key Performance Indicators (KPIs), Social Media, Social Media Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtualization, Cloud Computing, Virtual Machines, Cloud Services, Network Architecture, Computer Hardware, Operating Systems, Computer Displays, Mobile Development Tools, Wireless Networks, Android (Operating System), Apple iOS
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, jQuery, JSON, Debugging, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Javascript, Game Design, HTML and CSS, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Data Migration, Cloud Storage
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Financial Statements, Microsoft Excel, Excel Formulas, Balance Sheet, Ledgers (Accounting), Financial Data, Bookkeeping, Financial Reporting, Financial Accounting, Profit and Loss (P&L) Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Cloud Management, Virtual Machines, Kubernetes, Containerization, Cloud Storage, Cloud Computing, Data Storage, Application Deployment, IT Automation, Infrastructure as Code (IaC), Application Security, Data Import/Export, Scalability, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Single Sign-On (SSO), User Provisioning, User Accounts, Security Assertion Markup Language (SAML), Authorization (Computing), Authentications, Role-Based Access Control (RBAC), OAuth, Public Key Infrastructure, Multi-Factor Authentication
Advanced · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: International Relations, Diplomacy, Political Sciences, World History, Public Policies, Social Sciences, Policy Analysis, Economics, Case Studies, Governance, Security Strategy, Analytical Skills
Build toward a degree
Beginner · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Music, Multimedia, Design, Web Content Accessibility Guidelines, Usability Testing, Design Thinking, User Experience Design, Human Centered Design
Intermediate · Course · 1 - 3 Months