Portuguese courses can help you learn conversational skills, grammar, vocabulary, and pronunciation. You can build skills in writing essays, engaging in discussions, and understanding cultural contexts. Many courses introduce tools like language apps and online dictionaries that enhance your learning experience and support daily practice. Key topics often include Brazilian and European Portuguese variations, idiomatic expressions, and practical scenarios for travel or business communication.

Duke University
Skills you'll gain: Debugging, Bioinformatics, Java, Algorithms, Java Programming, Program Development, Programming Principles, Statistical Analysis, Software Design, Computer Programming, Integrated Development Environments, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Web Scraping, Software Testing, Problem Solving
★ 4.6 (8.1K) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Innovation, Digital Transformation, Digital Communications, digital literacy, Digital Analysis, Process Development, Data Storage, Media and Communications, Fundraising and Crowdsourcing, Social Impact, Artificial Intelligence, AI literacy, Information Privacy, Machine Learning
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Transfer Learning, Model Training, Machine Learning Methods, Applied Machine Learning, Debugging, Decision Intelligence, Deep Learning, Machine Learning, Artificial Intelligence, Model Evaluation, Model Optimization, Analysis, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Relational Databases, Database Management Systems, Database Management, Database Theory, SQL, Database Design, Databases, Database Administration, MySQL, Data Store, NoSQL, Query Languages, Data Integrity
★ 4.6 (682) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Sampling (Statistics), Exploratory Data Analysis, R (Software), Probability & Statistics, Statistical Inference, Probability Distribution, Bayesian Statistics, R Programming, Data Analysis, Probability, Statistics, Statistical Methods, Statistical Analysis, Statistical Software, Descriptive Statistics
★ 4.7 (5.9K) · Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Presentations, Sales Presentations, Oral Expression, Business Communication, Business Correspondence, English Language, Verbal Communication Skills, Negotiation, Workplace inclusivity, Business Writing, Interviewing Skills, Data Visualization, Vocabulary, Language Competency, Language Learning, Stress Management, Education and Training, Higher Education, Oral Comprehension, Grammar
★ 4.6 (476) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Process Flow Diagrams, Business Process Modeling, Data Modeling, Process Modeling, Microsoft Visio, Diagram Design, Business Process, Business Modeling, Business Analysis, Data Flow Diagrams (DFDs), Business Analysis Tools
★ 4.3 (135) · Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Applied Machine Learning, Machine Learning Methods, Feature Engineering, Machine Learning, Image Analysis, Machine Learning Algorithms, AI Personalization, Unsupervised Learning, Artificial Intelligence and Machine Learning (AI/ML), Predictive Modeling, Supervised Learning, Bayesian Statistics, Statistical Machine Learning, Model Training, Logistic Regression, Statistical Modeling, Data Mining
★ 4.6 (16K) · Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Cost Estimation, Project Scoping, Communication Planning, Cost Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Scheduling, Team Management, Quality Assurance, Stakeholder Management, Team Performance Management, Risk Management, Organizational Structure, Procurement, Project Documentation, Stakeholder Engagement, Project Management, Planning
★ 4.7 (4.8K) · Beginner · Specialization · 3 - 6 Months

MedCerts
Skills you'll gain: Medical Terminology, Patient-centered Care, Healthcare Ethics, Conflict Management, Patient Communication, Anatomy, Pathology, Informed Consent, Cultural Responsiveness, Intercultural Competence, Patient Assistance, Basic Patient Care, Cultural Diversity, Nursing Basics, Professionalism, Direct Patient Care, Medical Records, Physiology, Cell Biology, Communication
★ 4.8 (1.3K) · Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Dashboard Creation, Data Ethics, Data Storytelling, Visualization (Computer Graphics), Dashboard, Tableau Software, Data Manipulation, Data Import/Export
★ 4.5 (6.8K) · Beginner · Course · 1 - 4 Weeks
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Mergers & Acquisitions, Customer Retention, Business Research, Business Strategy, Organizational Structure, Organizational Strategy, Peer Review, Game Theory, Strategic Thinking, Competitive Analysis, Strategic Partnership, Consulting, Product Strategy, Report Writing, Business Consulting, Growth Strategies, Organizational Development, Organizational Effectiveness, Strategic Decision-Making, Research Reports
★ 4.7 (3.7K) · Intermediate · Specialization · 3 - 6 Months