Korean courses can help you learn the language's grammar, vocabulary, pronunciation, and cultural nuances. You can build skills in conversational fluency, reading comprehension, and writing in Hangul, along with understanding idiomatic expressions and regional dialects. Many courses introduce tools like language apps and online dictionaries, which support vocabulary building and practice through interactive exercises.

Universitat Autònoma de Barcelona
Skills you'll gain: Empathy & Emotional Intelligence, Liberal Arts, Social Sciences, Culture, Psychology, Anthropology, Artificial Intelligence, Human Computer Interaction, Robotics, Research
★ 4.4 (524) · Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Customer Analysis, Marketing Strategies, Business Analytics, Statistical Programming, Customer Insights, R Programming, R (Software), Customer Data Management, Data-Driven Decision-Making, Data Analysis Software, Target Market, Predictive Analytics, Statistical Analysis, Statistical Modeling, Predictive Modeling, Statistical Methods
★ 4.6 (762) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Revenue Cycle Management, Medical Billing, Medical Billing and Coding, Electronic Medical Record System, Medical Coding, Medical History Documentation, Medical Records, ICD Coding (ICD-9/ICD-10), Electronic Medical Record, Health Care Procedure and Regulation, Health Information Management and Medical Records, CPT Coding, Medical Office Procedures, Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Patient Registration, Health Information Management, Managed Care, Payment Processing
★ 4.7 (642) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Immunology, Parent Communication, Patient Education and Support, Pediatrics, Communication, Drug Development, Interpersonal Communications, Active Listening, Child Welfare, Preventative Care, Patient Advocacy, Persuasive Communication, Infectious Diseases, Infection Control, Rapport Building, Public Health and Disease Prevention, Community Health, Clinical Trials, Public Health, Mitigation
★ 4.9 (1.2K) · Beginner · Course · 1 - 3 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Data Sharing, Data Management, Data Storage, File Management, Data Security, Information Management, Metadata Management, Records Management, Data Governance, Data Integrity, Data Persistence, Data Ethics, Version Control
★ 4.7 (750) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, Cloud Computing, Virtualization, Network Infrastructure, Microsoft Azure, Cloud Services, Firewall, General Networking, Computer Networking, Virtualization and Virtual Machines, Digital Transformation, Networking Hardware, Cybersecurity, Network Architecture, Network Protocols, Virtual Machines, Network Monitoring, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.8 (563) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Ubuntu, Operating System Administration, Red Hat Enterprise Linux, Unix, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Network Administration, Software Installation, Package and Software Management, Authentications, Open Source Technology
★ 4.6 (920) · Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Biology, Life Sciences, Physical Science, Biochemistry, Physics, Environment, Microbiology, Environmental Science, General Science and Research, Scientific Methods, Research, Mathematical Modeling, Estimation
★ 4.7 (414) · Mixed · Course · 3 - 6 Months

Skills you'll gain: Team Motivation, Stakeholder Engagement, Project Planning, Earned Value Management, Stakeholder Management, Project Documentation, Meeting Facilitation, Project Management Institute (PMI) Methodology, Project Scoping, Initiative and Leadership, Team Leadership, Project Management, Project Management Life Cycle, Stakeholder Analysis, Stakeholder Communications, Program Standards, Agile Project Management, Quality Management
★ 4.7 (588) · Beginner · Course · 1 - 3 Months

École Nationale des Ponts et Chaussées
Skills you'll gain: Petroleum Industry, Sustainable Engineering, Oil and Gas, Environment Health And Safety, Occupational Health, Civil Engineering, Safety Assurance, Transportation Operations, Sustainable Systems, Materials science, Construction, Environmental Issue, Chemical Engineering, Technical Standard, Laboratory Research, Chemistry, Analytical Testing, Production Process, Performance Testing, Manufacturing Processes
★ 4.7 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Unsupervised Learning, Fine-tuning, Model Deployment, Generative AI, Large Language Modeling, Data Management, Generative Model Architectures, Natural Language Processing, MLOps (Machine Learning Operations), Supervised Learning, Microsoft Azure, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Generative Adversarial Networks (GANs), Infrastructure Architecture, LLM Application, Responsible AI, Data Infrastructure, Data Preprocessing, Model Optimization
★ 4.5 (364) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, Database Application, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Database Management Systems, Cloud Applications, Web Applications, Application Deployment, Authentications, UI Components, Model View Controller, Application Development, Query Languages
★ 4.6 (356) · Intermediate · Course · 1 - 3 Months