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.

National Taiwan University
Skills you'll gain: Storytelling, Writing, Liberal Arts, Aesthetics, World History
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Meeting Facilitation, Public Speaking, Conflict Management, Constructive Feedback, Teamwork, Team Building, Communication, Persuasive Communication, Active Listening, Storytelling, Verbal Communication Skills, Presentations, Business Correspondence, Business Communication, Team Management, Leadership, Interpersonal Communications, Visionary, Team Leadership, Emotional Intelligence
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Natural Language Processing, Text Mining, Data-Driven Decision-Making, Usability Testing, Embeddings, Usability, Unstructured Data, Model Evaluation, Performance Metric
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Revenue Recognition, Accrual Accounting, Financial Statements, Accounting, Financial Accounting, Generally Accepted Accounting Principles (GAAP), Accounting Records, Inventory Accounting, Accounts Receivable, Income Statement, Balance Sheet, Financial Reporting, Cash Flows
Build toward a degree
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Data Collection, Statistical Modeling, Statistical Methods, Mathematical Modeling, Predictive Modeling, Regression Analysis, Surveys, Supply And Demand, Logistic Regression
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, Responsible AI, Generative AI, Prompt Engineering, Data Ethics, Cyber Threat Intelligence, Cyber Security Strategy, Cybersecurity, LLM Application, Large Language Modeling, Compliance Training, Governance, Cyber Threat Hunting, Cyber Security Policies, Cyber Attacks, Cyber Risk, Artificial Intelligence and Machine Learning (AI/ML), Security Awareness, Machine Learning, Automation
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: LangChain, LangGraph, AI Workflows, LLM Application, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Data Transformation, Retrieval-Augmented Generation, Generative AI, Gemini, Artificial Intelligence, Prompt Engineering, Google Gemini, Large Language Modeling, Agentic systems, Data Preprocessing, Model Context Protocol, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Presentations, Verbal Communication Skills, Persuasive Communication, Concision, Copywriting, Storytelling, Stakeholder Communications, Time Management, Analysis, Business Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Python Programming, Unix Shell, Command-Line Interface, Programming Principles, Computer Programming, Scripting, Scripting Languages, Development Environment, Data Structures
Beginner · Guided Project · Less Than 2 Hours

ISSA (International Sports Sciences Association)
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Nutritional Assessment, Nutrition Education, Exercise Science, Nutrition Care Plans, Clinical Nutrition, Biology, Critical Thinking, Health Assessment, Physiology, Biochemistry, Health And Wellness Coaching, Health Education, Health Care, Cultural Diversity, Athletic Training, Anatomy, Coaching, Mental and Behavioral Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, Google Cloud Platform, Cloud Development, Cloud Applications, Cloud Deployment, Identity and Access Management, Cloud API, Application Deployment, Cloud Security, Authorization (Computing), Authentications, Event-Driven Programming, Scalability
Intermediate · Course · 1 - 3 Months