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.

Arizona State University
Skills you'll gain: Problem Solving, Decision Making, Creative Thinking, Root Cause Analysis, Creative Problem-Solving, Data Collection, Brainstorming, Curiosity, Strategic Decision-Making, Business Ethics, Creativity, Ethical Standards And Conduct, Complex Problem Solving, Independent Thinking, Risk Analysis, Design Thinking, Analysis, Data Synthesis, Strategic Thinking, Collaboration
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Telehealth, Patient Communication, Employee Training, Health Care, Verbal Communication Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphic Techniques, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Application, ASP.NET, Database Development, Database Management, Object-Relational Mapping, Back-End Web Development, Database Management Systems, Full-Stack Web Development, Database Software, C# (Programming Language), Database Design, Application Frameworks, Identity and Access Management, Authorization (Computing), Model View Controller, Authentications, Data Modeling, Data Migration, Data Mapping, Business Logic
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Mental Health Diseases and Disorders, Behavioral Health, Psychiatry, Nutrition and Diet, Mental and Behavioral Health, Mental Health, Clinical Psychology, Psychology, Psychological Evaluations, Psychosocial Assessments, Patient Evaluation, Cultural Diversity, Cognitive Behavioral Therapy, Mental Health Therapies, Health Education, Science and Research, Scientific Methods, Pharmacotherapy, Patient Treatment, Clinical Assessment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Economics, Market Dynamics, Business Economics, Supply And Demand, Consumer Behaviour, Tax, Market Analysis, Economics, Policy, and Social Studies, Cost Benefit Analysis, Cost Accounting, Competitive Analysis, Revenue Management, Production Process, Production Management, Branding, Resource Allocation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Test Script Development, Software Testing, Scenario Testing, Test Automation, Regression Testing, Continuous Integration, Test Tools, CI/CD, Test Engineering, Web Development Tools, Browser Compatibility, Continuous Deployment, Continuous Delivery, Test Execution Engine, GitLab, Debugging, User Interface (UI), Scalability, Context Management, Authentications
Advanced · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Persuasive Communication, Communication, Public Speaking, Resilience, Empowerment, Professional Development, Emotional Intelligence, Mentorship, Employee Coaching, Professional Networking, Branding, Assertiveness, Self-Awareness, Self-Motivation, Leadership Development, Leadership, Empathy, Social Media, Proactivity, Decision Making
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Vibe coding, Strategic Partnership, Brand Strategy, Email Automation, Branding, Generative AI Agents, Contract Negotiation, Product Knowledge, Closing (Sales), Entrepreneurship, AI Workflows, Negotiation, Order Management, Selling Techniques, E-Commerce, Blogs, Content Creation, Order Fulfillment, Agentic systems, Logistics Management
Beginner · Specialization · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Music Theory, Music, Ethical Standards And Conduct, Aesthetics, Liberal Arts, Intercultural Competence, Cultural Diversity, Culture, Human Learning, Human Development, Habit Formation, Ancient History
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Security Management, Network Security, IT Security Architecture, Computer Security, Security Controls, Cryptographic Protocols, Security Engineering, Network Protocols, Cyber Threat Intelligence, Security Strategy, Cyber Governance, Data Storage Technologies, Data Management
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: CrewAI, AI Workflows, AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Automation, Artificial Intelligence and Machine Learning (AI/ML), Model Context Protocol, Context Engineering, Artificial Intelligence, System Monitoring, Workflow Management, Context Management, Tool Calling, Continuous Monitoring, Scalability, Memory Management, Large Language Modeling
Beginner · Course · 1 - 4 Weeks