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: Back-End Web Development, PostgreSQL, Database Development, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Application Programming Interface (API), Database Management, Databases, Data Validation, Development Environment
★ 4 (21) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Application, Project Schedules, Milestones (Project Management), Database Software, Calendar Management, Databases, Relational Databases, Project Management, Content Management Systems, Client Support, Process Management, Project Documentation, Document Management, Process Improvement and Optimization, User Accounts
★ 4.1 (18) · Beginner · Specialization · 3 - 6 Months

The University of Sydney
Skills you'll gain: Design Thinking, Design Strategies, Strategic Thinking, Innovation, New Product Development, Business Modeling, Product Design, Service Design, Product Development, Business Strategy, Strategic Communication, Market Research, Corporate Strategy, Case Studies, User Research, User Feedback, Product Testing, Customer Insights
★ 4.6 (1.3K) · Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Social Justice, Art History, Diversity Awareness, World History, Community Organizing, Music History, Cultural Diversity, Community Development, Public History, Liberal Arts, Sociology, Advocacy, Music
★ 4.9 (95) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Active Listening, Adaptability, Empathy, Growth Mindedness, Stress Management, Self-Discipline, Non-Verbal Communication, Creativity, Persuasive Communication, Interpersonal Communications, Goal Setting, Deductive Reasoning, Emotional Intelligence, Rapport Building, Self-Awareness, Habit Formation, Logical Reasoning, Positivity, Personal Development, Professional Development
★ 4.4 (49) · Beginner · Specialization · 3 - 6 Months
University of California, Irvine
Skills you'll gain: English Language, Grammar, Language Learning
★ 4.2 (101) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Governance, Business Transformation, Interoperability, Business Leadership, Strategic Partnership, Strategic Leadership, Stakeholder Analysis, FinTech, Leadership, Stakeholder Engagement, Stakeholder Management, Digital Transformation, Emerging Technologies, Organizational Structure, Coordinating, Innovation, Technical Standard
★ 4.7 (13) · Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Constructive Feedback, Talent Management, Employee Retention, Employee Coaching, Talent Recruitment, Talent Acquisition, Workforce Development, People Development, Adaptability, Employee Engagement, Recruitment, Management Training And Development, Training and Development, Recruitment Strategies, Employee Performance Management, Recognizing Others, Willingness To Learn, Coaching, Drive Engagement, Lifelong Learning
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Reporting, Inventory Accounting, Financial Statement Analysis, Depreciation, Cash Control, Financial Statements, Financial Accounting, Fixed Asset, Balance Sheet, Generally Accepted Accounting Principles (GAAP), Accounting, Cost Accounting, Inventory Control Systems, Accounts Receivable, Internal Controls, Capital Expenditure, Equities, Inventory Management System, Investments
★ 4.7 (231) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Animation and Game Design, Video Game Development, Game Design, 3D Assets, Event-Driven Programming, Animations, Graphics Software, Computer Graphics, Visualization (Computer Graphics), Interactive Design, Computer Graphic Techniques, Debugging, User Interface (UI), User Interface (UI) Design, UI Components, Computer Displays, Program Development, Code Reusability, Python Programming, Development Environment
★ 4.7 (33) · Beginner · Specialization · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Student Engagement, Interactive Learning, Teaching, European History, Research, World History, Public History, Social Justice, Political Sciences, Cultural Diversity, Social Studies, Social Impact, International Relations, Culture, Public Policies
★ 4.8 (1.4K) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Management Training And Development, Talent Recruitment, Human Resources Management and Planning, Culture Transformation, Leadership, Workplace inclusivity, Recruitment, Human Resource Management, Diversity and Inclusion, Professional Development, Human Capital, Intercultural Competence, Organizational Structure, Human Resources Software, Organizational Leadership, People Development, Professionalism, Professional Networking, Lifelong Learning, Time Management
★ 3.9 (139) · Intermediate · Specialization · 1 - 3 Months