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.

The Expert Academy
Skills you'll gain: Service Recovery, B2B Sales, Account Management, Account Strategy, Negotiation, Customer experience strategy (CX), Loyalty Programs, Customer Insights, Sales, Customer Relationship Management (CRM) Software, Customer Retention, Emotional Intelligence, Sales Strategy, Customer experience improvement, Relationship Management, Customer Service, Customer Success Management, Selling Techniques, Value Propositions, Stakeholder Management
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Vocabulary
Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Generative Model Architectures, Microsoft Power Automate/Flow, LLM Application, LangChain, Agentic Workflows, Responsible AI, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Adobe InDesign, Layout Design, Color Theory, Typography, Photo Editing, Graphic Design, Design, Digital Design, Design Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Medication Administration, Basic Patient Care, Direct Patient Care, Patient Communication, Smart Goals, Nursing and Patient Care, Pharmacology, Clinical Nursing, Professional Development, Nursing Basics, Nursing Administration, Basic Nursing Skills, Care Coordination, Nursing Process, Nursing, Communication, Patient Advocacy, Nursing Care, Teamwork, Nursing Practices
Beginner · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Semiconductors, Electronics, Electronics Engineering, Electronic Components, Simulation and Simulation Software, Electrical Engineering, Simulations, Mathematical Modeling, Model Evaluation, Differential Equations, Calculus
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Regulatory Compliance, Email Marketing, Compliance Management, General Data Protection Regulation (GDPR), Compliance Auditing, Auditing, Data Management, Personally Identifiable Information, Data Governance, Information Privacy, Customer Data Management, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Visionary, Cognitive flexibility, Brainstorming, Creative Thinking, Strategic Thinking, Open Mindset, Forecasting, Problem Solving, Curiosity, Creativity, Innovation, Critical Thinking, Decision Making, Stress Management, Dealing With Ambiguity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), User Experience Design, Experience Design, Usability, Virtual Environment, Interaction Design, User Interface (UI) Design, User Research
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Laboratory Research, Biotechnology, Experimentation, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Snowflake
Skills you'll gain: AI Orchestration, AI Workflows, Model Context Protocol, Snowflake Schema, LLM Application, Artificial Intelligence, Tool Calling, Agentic systems, Prompt Engineering, Embeddings, Model Evaluation, SQL, Unstructured Data
Intermediate · Course · 1 - 4 Weeks