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.

Whizlabs
Skills you'll gain: Cloud Management
★ 3.6 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Success Management, Salesforce, Dashboard, Sales Operations, Service Management, Customer Relationship Management, Customer Relationship Management (CRM) Software, Sales Support, Data Visualization, Customer Support, Sales Management, Customer and Client Support, Customer Service, Inside Sales, Data Storytelling, Performance Reporting, Business Reporting, Data-Driven Decision-Making
★ 4.7 (279) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Technology, Health Systems, Health Policy, Health Care, Informatics, Health Information Management, Information Technology, Health Care Procedure and Regulation, Systems Analysis, Health Insurance Portability And Accountability Act (HIPAA) Compliance, System Requirements, Requirements Analysis, Interoperability, Data Literacy, Data Sharing, Medical Imaging, Emerging Technologies
★ 4.3 (610) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Law, Regulation, and Compliance, Risk Management, Risk Management Framework, Compliance Management, Regulatory Compliance, Governance Risk Management and Compliance, Regulatory Requirements, Business Risk Management, Risk Analysis, Business Continuity Planning, Risk Mitigation, Cloud Security, Business Continuity, Contingency Planning, Cyber Risk, Cyber Governance, Security Management, Vendor Management, Supplier Risk Management
★ 4.8 (17) · Advanced · Course · 1 - 4 Weeks

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Speech Therapy, Communication Disorders, Speech Language Pathology, Patient Evaluation, Sensory Systems Analysis, Anatomy, Surgery, Perioperative Care, Chronic Diseases, Operating Room (OR), Acute Care, Diagnostic Tests, Patient Treatment, Medical Management, Physiology, Patient Preparation, Respiration, Pathology, Clinical Assessment, Infectious Diseases
★ 4.8 (1.3K) · 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

Skills you'll gain: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Flask (Web Framework), Software Design Patterns, Git (Version Control System), GitLab, Responsible AI, Infrastructure as Code (IaC), GitHub, Collaborative Software, Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.5 (791) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Marketing Automation, Personalized Campaigns, Microsoft Copilot, Prompt Engineering Tools, Marketing Operations, Marketing, Campaign Planning, Data-Driven Marketing, Campaign Management, AI Enablement, Market Intelligence, Marketing Analytics, Email Marketing, AI Personalization, Predictive Analytics, Data-Driven Decision-Making, Power BI, Business, Leadership Development
Intermediate · Course · 1 - 3 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Supply Chain Management, Supply Chain Planning, Supply Chain, Supply Chain Systems, Transportation, Supply Chain, and Logistics, Transportation Management, Digital Transformation, Supply Management, Transportation Operations, Logistics Management, Logistics, Inventory and Warehousing, Business Analytics, Data-Driven Decision-Making, Inventory Management System, Warehousing, Business Transformation, Order Fulfillment, Warehouse Management, Strategic Thinking
★ 4.7 (73) · Intermediate · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Design Thinking, Business Modeling, Sales Presentations, Entrepreneurship, Product Development, Prototyping, Presentations, Lean Methodologies, Design Strategies, Product Design, Human Centered Design, Entrepreneurial Finance, Value Propositions, Ideation, Innovation, Emerging Technologies, Manufacturing Operations, Market Opportunities
★ 4.7 (147) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Model Training, Model Optimization, Model Deployment, Data Preprocessing, AI Workflows, Fine-tuning, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: AI powered creativity, Media Production, Post-Production
Beginner · Course · 1 - 3 Months