Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Snowflake Schema, Data Storytelling, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plotly, Data Pipelines, Matplotlib, Kubernetes, Dashboard, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Spark, Data Warehousing, Extract, Transform, Load, IBM DB2, IBM Cognos Analytics, Big Data, Databases, PostgreSQL, Relational Databases, Data Infrastructure, Data Architecture, NoSQL, Data Pipelines, Applied Machine Learning, MongoDB, SQL, MySQL, Data Analysis, Dashboard, Python Programming
Advanced · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Warehousing, Dashboard, Star Schema, Data Visualization Software, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, PostgreSQL, SQL, Analytical Skills, Data Transformation
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Software Configuration Management, Application Servers, Enterprise Application Management, Java, Software Design Patterns, Extensible Markup Language (XML), Dependency Analysis, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Software, Correlation Analysis, SAS (Software), Data Analysis, Statistical Methods, Quantitative Research, Probability & Statistics, Analytical Skills, Regression Analysis, Data Management, Statistical Inference
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C (Programming Language), Data Structures, Program Development, Object Oriented Programming (OOP), Computer Programming, Software Engineering, Algorithms, Debugging
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Java Programming, Java, Data Structures, System Programming, Programming Principles, Debugging, Algorithms
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Application Development, Application Frameworks, Program Development, Development Environment, Microsoft Visual Studio
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Linux Administration, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Vulnerability Management, Cybersecurity, Network Security, Network Monitoring, Bash (Scripting Language), Network Troubleshooting, Anomaly Detection, Information Systems Security, Cyber Security Policies, Network Analysis
Intermediate · Professional Certificate · 3 - 6 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: User Story, Agile Software Development, Backlogs, Agile Methodology, Scrum (Software Development), Sprint Retrospectives, Test Driven Development (TDD), Requirements Analysis, Sprint Planning, Unified Modeling Language, Software Development Methodologies, Software Engineering, Software Development
Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Software Documentation, Object Oriented Design, Unified Modeling Language, Software Design, Test Driven Development (TDD), Unit Testing, Object Oriented Programming (OOP), Programming Principles, Software Testing, Software Quality (SQA/SQC), Software Development, Computer Programming, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, NoSQL, Databases, PostgreSQL, Database Management Systems, Relational Databases, SQL, Database Design, Applied Machine Learning, Artificial Intelligence, Database Architecture and Administration, Database Management, LLM Application, Natural Language Processing, Apache Cassandra, Text Mining, Generative AI, Node.JS, Machine Learning, Data Science
Intermediate · Specialization · 1 - 3 Months