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.

SkillsBooster Academy
Skills you'll gain: React.js, OpenAI API, ChatGPT, UI Components, Web Development Tools, Full-Stack Web Development, JavaScript Frameworks, Generative AI, Application Programming Interface (API), Restful API, Front-End Web Development, Web Development, Back-End Web Development, Javascript, Debugging, HTML and CSS, Server Side, Software Development, GitHub, Programming Principles
★ 5 (8) · Beginner · Specialization · 3 - 6 Months

The Chinese University of Hong Kong
Skills you'll gain: Culture, Social Studies, Social Sciences, Liberal Arts, World History, Ancient History, Political Sciences, Economics, Governance
★ 4.7 (126) · Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Tax Planning, Tax Management, Income Tax, Tax Preparation, Tax, Payroll Tax, Tax Compliance, Tax Returns, Wealth Management, Tax Laws, Financial Planning, General Finance, Finance
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Self-Awareness, Self-Discipline, Relationship Building, Personal Development, Psychology, Relationship Management, Self-Motivation, Culture, Emotional Intelligence, Cultural Sensitivity, Behavior Management, Rapport Building, Decision Making, Goal Setting, Motivational Skills, Social Sciences, Social Studies, Sociology, Interpersonal Communications, Decision Intelligence
★ 4.7 (62) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Asset Management, Intellectual Property, Data Quality, Information Management, Digital Assets, Business Valuation, Management Accounting, Information Privacy, Data Governance, Legal Risk, Financial Modeling, Business Metrics, Organizational Effectiveness, Data Strategy, Accounting, Organizational Structure, Innovation, Data Analysis, Big Data
★ 4.6 (36) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Institutional Review Board (IRB), Grant Applications, Proposal Writing, Proposal Development, Clinical Research Ethics, Medical Science and Research, Research Design, Resource Allocation, Peer Review, Budgeting, Constructive Feedback
★ 4.8 (36) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Support, Technical Support and Services, Hardware Troubleshooting, Cloud Computing, Cloud Management, Cloud Services, Cyber Attacks, Cybersecurity, Help Desk Support, System Support, Computer Security Awareness Training, End User Training and Support, Network Support, Cloud Storage, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Identity and Access Management
★ 4.8 (186) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: TikTok, Content Performance Analysis, Data-Driven Marketing, Online Advertising, Performance Measurement, Advertising, Advertising Campaigns, Digital Advertising, Marketing Analytics, Key Performance Indicators (KPIs), Marketing, Marketing Strategies, E-Commerce, Social Media Marketing, Social Media Analytics, Campaign Management, Product Promotion, Market Analysis
★ 4.7 (73) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Corporate Sustainability, Sustainable Development, Sustainable Business, Sustainable Systems, Environmental Social And Corporate Governance (ESG), Product Roadmaps, Corporate Strategy, Business Transformation, Environmental Issue, Social Impact, Organizational Change, Environment and Resource Management, Stakeholder Analysis, Stakeholder Engagement, Systems Thinking, Governance
★ 4.6 (958) · Mixed · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Intellectual Property, Electronic Media, Law, Regulation, and Compliance, Information Privacy, Media and Communications, Digital Content, Digital Media Strategy, Digital Publishing, General Networking, Regulation and Legal Compliance, Telecommunications, Legal Strategy, Market Dynamics, Economic Development, Case Law, Lawsuits, Open Source Technology, Market Share, Economics, Legal Proceedings
★ 4.8 (1.1K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Law, Regulation, and Compliance, Agentic Workflows, Discussion Facilitation, Regulatory Requirements, Business Ethics, Ethical Standards And Conduct, Compliance Training, Regulatory Compliance, Artificial Intelligence, Case Studies, Generative AI Agents, AI literacy, Decision Intelligence, Governance, Accountability, Predictive Modeling
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Substance Abuse, Pharmaceuticals, Social Justice, Health Disparities, Pharmacology, Medical Prescription, Public Health, Health Policy, Pain Management, Public Policies, Policy Analysis, Social Sciences, Community Health, Advocacy, International Relations, Policy Development
★ 4.8 (275) · Beginner · Course · 1 - 3 Months