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: Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Cryptographic Protocols, Key Management, Security Engineering, Threat Modeling, Security Management, Authorization (Computing), Encryption, Email Security, Data Integrity, Authentications
★ 3.9 (241) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Marketing, Strategic Communication, Journey Mapping, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Cross-Channel Marketing, AI Personalization, Data-Driven Decision-Making, Personalized Campaigns, MarTech, Integrated Marketing Communications, Communication Strategies, Consumer Behaviour, Data Ethics, Social Media
★ 4.4 (2.9K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Root Cause Analysis, Operational Efficiency, Corrective and Preventive Action (CAPA), Continuous Improvement Process, Product Improvement, Continuous Quality Improvement (CQI), Quality Improvement, Product Quality (QA/QC), Process Improvement, Operational Excellence, Proactivity, Process Improvement and Optimization, Critical Thinking and Problem Solving, Complex Problem Solving, Critical Thinking, Culture Transformation
★ 4.5 (117) · Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Mathematics and Mathematical Modeling, Applied Mathematics, Algorithms, Cryptography, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Amazon Web Services, AWS Identity and Access Management (IAM), Data Management, Identity and Access Management, Data Access, Authorization (Computing), Data Maintenance, Role-Based Access Control (RBAC), Data Storage Technologies, Information Management, Cloud Storage, IT General Controls (ITGC), Disaster Recovery, File Management, Security Controls, Cloud Hosting, Cloud Security, Data Storage, Software Architecture
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Storytelling, Writing, Aesthetics, Liberal Arts, Culture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Cloud Infrastructure, Cloud Deployment, CI/CD, Cloud Security, Microservices, Service Level, Google Cloud Platform, Cloud Management, Network Architecture, API Design, Site Reliability Engineering, Cloud Computing Architecture, Kubernetes, Restful API, Infrastructure Architecture, Cloud Storage, Service Management, Cloud Computing, Disaster Recovery
★ 4.7 (7.2K) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Workplace inclusivity, Workplace Bullying Intervention, Diversity Training, Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Intercultural Competence, Active Listening, Diversity Awareness, Rapport Building, Conflict Management, Relationship Building, Cultural Diversity, Empathy, Safety Culture, People Management, Recognizing Others, Interpersonal Communications, Diversity Programs, Cultural Sensitivity, Communication
★ 4.7 (208) · Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Information Technology Infrastructure Library, Service Management, IT Service Management, Information Technology, IT Management, Information Technology Operations, Operations Management, Asset Management, Operations
★ 4.5 (45) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Problem Solving, Critical Thinking and Problem Solving, Root Cause Analysis, Professional Development, Creative Problem-Solving, Collaboration, Critical Thinking, Creative Thinking, Personal Development, Analysis, Agile Project Management
★ 4.6 (803) · Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Climate Change Programs, Water Resource Management, Hydrology, Environmental Resource Management, Risk Management, Water Quality, Water Sustainability, Mitigation, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Impact, Social Sciences, Hazard Analysis, Social Network Analysis, Physical Science, Governance
★ 4.7 (330) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: GraphQL, ASP.NET, API Testing, Application Programming Interface (API), Unit Testing, API Design, Restful API, Identity and Access Management, .NET Framework, Back-End Web Development, Authentications, Maintainability, Integration Testing, Web Services, User Accounts, Software Testing, Query Languages, Web Applications, Authorization (Computing)
Intermediate · Course · 1 - 3 Months