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.

Maven Analytics
Skills you'll gain: Unsupervised Learning, Model Evaluation, Regression Analysis, Exploratory Data Analysis, Applied Machine Learning, Time Series Analysis and Forecasting, Data Analysis, Classification Algorithms, Statistical Analysis, Data Science, Data Preprocessing, Data Mining, Machine Learning, Predictive Modeling, Machine Learning Algorithms, Customer Analysis, Supervised Learning, Histogram, Data Quality, Business Intelligence
Beginner · Course · 1 - 3 Months

The University of Hong Kong
Skills you'll gain: Dental Procedures, Dentistry, Treatment Planning, Surgical Suturing, Oral and Dental Care, Patient Evaluation, Surgery, Dental Instruments, Medical Equipment and Technology, Biology, Radiography, Patient Communication, Radiology, Risk Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Threat Modeling, MLOps (Machine Learning Operations), Security Testing, Secure Coding, Cost Management, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months
University of Pennsylvania
Skills you'll gain: People Management, Employee Performance Management, Leadership and Management, Decision Making, Organizational Change, Organizational Structure, Performance Appraisal, Team Motivation, Diversity Equity and Inclusion Initiatives, Compensation Management, Job Analysis, Recruitment, Leadership, Change Management, Constructive Feedback
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Video Editing, Apple software proficiency, Motion Graphics, Post-Production, Animations, Media Production, Data Import/Export, Editing, Content Management, File Management, Color Theory, Timelines, Augmented and Virtual Reality (AR/VR)
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Numerical Analysis, Simulation and Simulation Software, Engineering Analysis, Applied Mathematics, Materials science, Mathematical Modeling, Laboratory Research, Differential Equations, Medical Imaging, Physics
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Labor Relations, Labor Law, Culture, Social Studies, International Relations, World History, Diversity Awareness, Economic Development, Socioeconomics, Cultural Diversity, Social Justice, Global Marketing, Business Economics, Demography, Social Sciences, Sociology, Market Opportunities, Public History, Economics, Political Sciences
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Energy and Utilities, Radiation Protection, Waste Minimization, Process Engineering, Materials science, Chemical Engineering, Manufacturing Processes, Engineering Design Process, Mechanical Engineering, Engineering Calculations, Control Systems, Environmental Engineering, Cost Estimation, Chemistry, Environment and Resource Management, Natural Resource Management, Safety Standards, Mathematical Modeling, Simulation and Simulation Software
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Ubuntu, Linux Administration, File Management, Command-Line Interface, Servers, Operating Systems, Web Servers, IT Automation, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Model Context Protocol, Prompt Engineering, Retrieval-Augmented Generation, LangChain, OpenAI API, Embeddings, Image Analysis, Responsible AI, AI Workflows, LLM Application, Cloud Deployment, Cloud Applications, Multimodal Prompts, Hugging Face, Generative AI, Application Deployment, OpenAI, API Gateway, Vector Databases, Software Engineering
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Writing, Writing and Editing, Storytelling, Honesty, Journalism, Journals, Editing, Content Creation, Personal Development, Persistence, Lifelong Learning, Self-Awareness, Investigation, Self-Motivation, Proofreading, Self-Discipline, Creativity, Resilience, Mindfulness, Peer Review
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Flutter (Software), Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Application Development, iOS Development, Apple iOS, User Story, User Interface (UI), Android Development, Databases, Database Management, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Application Deployment, Back-End Web Development, Data Persistence, Application Performance Management
Beginner · Specialization · 3 - 6 Months