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: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Memory Management, Integrated Development Environments, System Programming, Software Installation
★ 3.7 (20) · Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, White-Box Testing, Behavior-Driven Development, Code Coverage, Test Engineering, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
★ 3.8 (117) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Hypertext Markup Language (HTML), Software Testing, Web Design and Development, Test Script Development, Test Tools, Web Development, Unit Testing, Software Quality Assurance, Java, Data Structures, Java Programming, Cascading Style Sheets (CSS), Test Execution Engine, Code Reusability, Debugging, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Sharing, Extract, Transform, Load, Cloud Storage, Google Cloud Platform, Data Migration, Data Pipelines, Data Import/Export, Big Data, Data Infrastructure, Data Warehousing, Data Storage, Data Processing, Data Management, Metadata Management, Automation
Beginner · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Community Mental Health Services, Mental Health Diseases and Disorders, Health Disparities, Mental Health, Social Determinants Of Health, Psychiatry, Community Health, Social Justice, Socioeconomics, Culture, Cultural Diversity, Mental and Behavioral Health, Family Support, Cultural Sensitivity, Caregiving
★ 4.7 (604) · Mixed · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Performance Analysis, Law, Regulation, and Compliance, Data-Driven Decision-Making, Data Analysis, Regulation and Legal Compliance, Analytics, Labor Law, Data Management, Contract Management, Decision Making, Contract Negotiation, Negotiation, Relationship Building, Ethical Standards And Conduct, Business Ethics, Operations Management
★ 5 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Persistence, Programming Principles, Code Reusability, Python Programming, File Management, Computer Science
★ 4.4 (152) · Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Leadership Development, Employee Coaching, Strategic Leadership, Leadership Studies, Leadership, Organizational Leadership, Leadership and Management, Team Leadership, Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Team Performance Management, Strategic Planning, Team Management, Team Building, Organizational Strategy, Coaching, Human Resource Strategy, Employee Performance Management, Mentorship, Collaboration
★ 4.4 (26) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Data Ethics, Image Quality
★ 4.3 (6) · Intermediate · Professional Certificate · 3 - 6 Months

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
★ 4.5 (121) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Design Elements And Principles, Graphic and Visual Design Software, Game Design, Visualization (Computer Graphics), Computer Graphic Techniques, Color Theory, Image Quality
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

University of Manchester
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Systems, Business Ethics, Sustainable Development, Intercultural Competence, Ethical Standards And Conduct, Team Oriented, Decision Making, Cultural Diversity, Systems Thinking, Business Transformation, Stakeholder Management
★ 4.8 (700) · Mixed · Course · 1 - 3 Months