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.

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Cryptographic Protocols, Application Security, Key Management, Public Key Cryptography Standards (PKCS), Secure Coding, Web Development, Email Security, PHP (Scripting Language), Authentications, Intrusion Detection and Prevention, Data Integrity, Algorithms, Command-Line Interface
★ 4.5 (102) · Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Relationship Building, Self-Awareness, Personal Development, Finance, Financial Planning, General Finance, Empowerment, Behavioral Economics, Consumer Behaviour, Economics, Goal Setting, Decision Making
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtualization and Virtual Machines, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Cloud Technologies, Virtual Networking, Software-Defined Networking, Network Monitoring, TCP/IP, Data Centers, Virtual Local Area Network (VLAN), Cloud Security
★ 4.6 (32) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: ASP.NET, Azure DevOps Pipelines, Docker (Software), CI/CD, Containerization, Restful API, Application Programming Interface (API), Software Documentation, Cloud-Native Computing, Azure DevOps, .NET Framework, Software Architecture, Microservices, Continuous Deployment, Application Deployment, Data Validation, Application Performance Management, Maintainability, Verification And Validation, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Django (Web Framework), Database Application, Database Development, Bootstrap (Front-End Framework), Database Administration, Full-Stack Web Development, Cloud Deployment, Database Management, SQL, Database Theory, Cloud Applications, Relational Databases, Frontend Integration, Databases, Database Design, Database Systems, Application Deployment, Authentications, Back-End Web Development
★ 4.5 (363) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Design Software, Journals, Software Design Patterns, Creative Design, Graphic and Visual Design, Design Elements And Principles, Creativity, Design Strategies, Design, Graphics Software, Visual Storytelling, Graphic Design, Digital Design, Editing, File Management
Beginner · Specialization · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: ChatGPT, AI literacy, OpenAI, AI Enablement, Responsible AI, Prompt Patterns, Artificial Intelligence, Productivity, Prompt Engineering, LLM Application, Generative AI, Creativity, Ethical Standards And Conduct, Innovation, Content Creation, Critical Thinking
★ 4.6 (20) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Visualization Software, Cloud Deployment, Data Visualization, Restful API, Data Mapping, Data Presentation, Interactive Data Visualization, Extract, Transform, Load, Dashboard Creation, Histogram, Data Store, Data Transformation, Amazon Web Services, Cloud Hosting, Scalability, Cloud Management, System Monitoring, NoSQL, Query Languages
★ 4.4 (16) · Beginner · Specialization · 1 - 3 Months

Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Building Codes, Construction, Safety Standards, Building Services Engineering, Building Design, Facility Management and Maintenance, Hazard Analysis, Safety and Security, Firewall, Design Specifications, Systems Integration
★ 4.6 (79) · Intermediate · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Working Capital, Supplier Management, Market Share, Supply Chain Management, Blockchain, Supplier Relationship Management, FinTech, Cash Flows, Business Metrics, Accounts Payable, Supplier Risk Management, Cash Management, Procurement, Customer Analysis, Financial Market, Market Opportunities, Market Trend, Prospecting and Qualification, Transaction Processing, Supply Chain Systems
★ 4.6 (382) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Process Mapping, Lean Six Sigma, Project Risk Management, Six Sigma Methodology, Lean Methodologies, Risk Management, Process Flow Diagrams, Risk Control, Risk Management Framework, Risk Mitigation, Process Improvement, Customer Analysis, Quality Improvement, Performance Metric, User Feedback, Process Improvement and Optimization, Continuous Improvement Process, Key Performance Indicators (KPIs), Project Documentation, Performance Measurement
★ 4.8 (29) · Beginner · Course · 1 - 4 Weeks