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.

Coursera
Skills you'll gain: Decision Making, Mitigation, Data-Driven Decision-Making, Analytical Skills, Analytics, Analysis, Critical Thinking, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Ethics, Responsible AI, Ethical Standards And Conduct, Technical Communication, Stakeholder Communications, Model Evaluation, Risk Mitigation, Data Preprocessing, People Analytics, Sampling (Statistics), Performance Analysis, Regulatory Requirements
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation, Software Testing
★ 4.4 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supervised Learning, Financial Forecasting, Forecasting, Applied Machine Learning, Predictive Modeling, Predictive Analytics, Model Evaluation, Advanced Analytics, Business Analytics, Data Storytelling, Data-Driven Decision-Making, Business Metrics, Performance Analysis, Regression Analysis, Data Science, Stakeholder Communications, Technical Communication, Model Training
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Star Schema, Data Modeling, Database Design, Data Warehousing, Dashboard, Business Reporting, Dashboard Creation, Business Intelligence, Business Process, Business Intelligence Software, Self Service Technologies, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Logistic Regression, Correlation Analysis, Statistical Inference, Model Evaluation, Statistical Methods, Statistics, Data Analysis, Statistical Modeling, Statistical Analysis, Mathematical Modeling, Probability & Statistics, Predictive Modeling, Probability
★ 4.6 (24) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sprint Planning, Agile Methodology, User Story, Sprint Retrospectives, Backlogs, Agile Project Management, Agile Product Development, Meeting Facilitation, Continuous Improvement Process, Discussion Facilitation
★ 4.3 (50) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Token Optimization, LLM Application, MLOps (Machine Learning Operations), Retrieval-Augmented Generation, Technical Documentation, Performance Tuning, Large Language Modeling, Technical Writing, Model Optimization, Configuration Management, Performance Testing, Data Maintenance, Benchmarking, Requirements Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Ggplot2, Data Analysis, Plot (Graphics), Data Visualization, R (Software), Regression Analysis, Data Presentation, R Programming, Statistical Analysis, Data Visualization Software, Statistical Visualization, Data Quality, Scatter Plots, Anomaly Detection, Probability & Statistics, Descriptive Statistics, Analytical Skills, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Backlogs, Jira (Software), Sprint Planning, Agile Methodology, Agile Product Development, User Story, Data-Driven Decision-Making, Workflow Management, Prioritization, Process Design, Continuous Improvement Process, Quality Assurance, Standard Operating Procedure
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Java, Test Case, Maintainability, Software Design
★ 3.6 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Regression Analysis, Applied Machine Learning, Statistical Methods, Model Training, Data Visualization, Statistical Modeling, Plot (Graphics), Model Optimization, Predictive Modeling, Data Validation, Data Analysis, R Programming, Supervised Learning, Correlation Analysis
Mixed · Course · 1 - 4 Weeks