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: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Amazon Web Services, Infrastructure as Code (IaC), Data Governance, Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, AI Security, Cloud Management, Key Management, Cryptography, Continuous Monitoring, Firewall, System Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, AI Workflows, Generative AI Agents, Data Integration, AI Orchestration, Agentic Workflows, Business Transformation, Cloud Deployment, Initiative and Leadership, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Data Presentation, Stakeholder Communications, Regulatory Compliance, Compliance Reporting
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Research Methodologies, Science and Research, Qualitative Research, Research Design, Research, Social Sciences, Case Studies, Scientific Methods, Policy Analysis, Sociology, Statistical Analysis, Computational Logic, Regression Analysis, Political Sciences, Probability & Statistics
★ 4.7 (12) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Psychiatry, Clinical Psychology, Mental Health Diseases and Disorders, Mental Health Therapies, Mental Health, Mental and Behavioral Health, Substance Abuse, Public Health, Psychology, Public Health and Disease Prevention, Health Policy, Neurology, Pharmacotherapy, Medical Science and Research, Epidemiology, Research, Pharmacology, Personal Development
★ 4.7 (167) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Customer Retention, Customer Relationship Building, E-Commerce, Driving engagement, Content Performance Analysis, Web Analytics and SEO, Strategic Marketing, Email Security, Data-Driven Marketing, Digital Marketing Campaigns, Conversion Funnel Analysis, Direct Marketing, Online Advertising, Advertising Mail, Performance Metric, Personalized Campaigns, Sales, Decision Making, Automation
★ 4.6 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Infrastructure Architecture, Computer Security Awareness Training, Enterprise Security, Human Factors (Security), Artificial Intelligence
★ 4.9 (21) · Intermediate · Course · 1 - 4 Weeks

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
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 (601) · Mixed · Course · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Financial Statement Analysis, Financial Analysis, Portfolio Risk, Investments, Investment Management, Financial Statements, Business Valuation, Capital Budgeting, Portfolio Management, Risk Modeling, Return On Investment, Risk Management, Finance, Risk Analysis, Financial Market, Risk Appetite, Corporate Finance, Cost Estimation, Decision Making, Correlation Analysis
★ 4.7 (320) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Risking, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

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

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