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.

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Secure Coding, Generative AI, Threat Modeling, AI Integrations, Intrusion Detection and Prevention, Generative Model Architectures, Threat Detection, Cybersecurity, Application Security, Computer Security, AI literacy, Network Security, Artificial Intelligence, Anomaly Detection, Continuous Monitoring, Incident Response, Malware Protection, Data Analysis
★ 3.9 (57) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, GIS Software, Geospatial Mapping, Geospatial Information and Technology, Geostatistics, Data Validation, Pandas (Python Package), Data Analysis, Data Transformation, Data Mapping, Verification And Validation, Geometric Dimensioning And Tolerancing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, iOS Development, JSON, Swift Programming, Application Programming Interface (API), Data Import/Export, Mobile Development, Application Development, Data Persistence, Authentications
★ 4 (52) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Data Literacy, Data Analysis, Descriptive Analytics, Exploratory Data Analysis, Data Presentation, Statistical Visualization, Statistical Reporting, Data Transformation, Statistics, Data Visualization Software, Data Storytelling, Statistical Methods, Technical Communication, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Environmental Engineering, Water Sustainability, Pump Stations, Sustainable Engineering, Process Engineering, Sustainable Technologies, Sustainable Systems, Engineering Design Process, Plant Operations and Management, Environment and Resource Management, Public Health, Data Collection, Research, Case Studies
★ 4.8 (684) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, IT Security Architecture, Security Engineering, Security Architecture Review, Security Requirements Analysis, Threat Management, Data Flow Diagrams (DFDs), Security Controls, Data Security, Key Management, Cloud Management, Software Documentation, Managed Services, Risk Analysis, Authentications, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fine-tuning, Large Language Modeling, Natural Language Processing, LLM Application, Generative AI Agents, Agentic Workflows, Decision Intelligence, Test Case, Agentic systems, User Interface (UI), Performance Testing, Model Training, Applied Machine Learning, Artificial Intelligence, Model Optimization, Machine Learning Algorithms, Classification Algorithms, Decision Support Systems, Model Evaluation
★ 4.4 (21) · Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Competitive Analysis, Healthcare Industry Knowledge, Stakeholder Analysis, Medical Devices, Market Opportunities, Value-Based Care, Health Assessment, Health Technology, Innovation, Business Modeling, Clinical Assessment, Commercialization, Market Analysis, Report Writing, Revenue Forecasting, Market Intelligence, Financial Modeling, Business Valuation, Regulatory Affairs, Intellectual Property
★ 4.7 (70) · Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Analytical Skills, Data Ethics, Data Mining, Data Science, Business Analytics, Big Data, Analytics, Descriptive Analytics, Data Analysis Software, Predictive Analytics, Small Data
★ 4.2 (158) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Team Leadership, Diversity Awareness, Intercultural Competence, Diversity Training, Virtual Teams, Diversity and Inclusion, Cultural Diversity, Leadership, Leadership and Management, Cultural Responsiveness, Leadership Development, Cultural Sensitivity, Culture, Meeting Facilitation, Decision Making
★ 4.7 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Stored Procedure, Transact-SQL, Operational Databases, Transaction Processing, Database Development, Case Studies, SQL, SQL Server Reporting Services, Database Management, System Testing, Databases, Database Application, Business Reporting, Relational Databases, Data Integrity, Database Systems, Data Maintenance, Server Administration
Beginner · Specialization · 3 - 6 Months