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.

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Software Engineering, Object Oriented Programming (OOP), Application Design, Software Development Life Cycle, Software Design, Systems Development, Software Development, Business Architecture, Business Risk Management, User Centered Design, Process Design
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Generative AI, Large Language Modeling, Supervised Learning, Applied Machine Learning, Artificial Intelligence, Responsible AI, Machine Learning, Healthcare Industry Knowledge, Data Ethics, AI Personalization, Predictive Analytics, Precision Medicine, Health Informatics
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Unix Shell, Network Administration, Network Performance Management, Hardware Troubleshooting, File Management, Unix Commands, General Networking
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scalability, Scala Programming, Distributed Computing, Event-Driven Programming, System Design and Implementation, Microservices, Software Architecture, Software Design Patterns, Cloud Computing, Software Design, Application Frameworks, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Model Evaluation, Exploratory Data Analysis, Event-Driven Programming, Encryption, Server Side, Web Development, Regression Analysis, Apache, Web Services, Machine Learning Algorithms, Classification Algorithms, Data Preprocessing, Public Key Cryptography Standards (PKCS), Web Scraping, Natural Language Processing, Web Applications, Key Management, Python Programming, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Feature Engineering, Exploratory Data Analysis, AI Enablement, Artificial Intelligence, Responsible AI, Data Analysis, Descriptive Statistics, Technology Strategies, Business Strategy, Machine Learning, Data Management, Data Preprocessing, Computer Vision, Unstructured Data, Predictive Modeling, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Analysis, Exploratory Data Analysis, Java, Data Processing, Data Manipulation, Java Programming, Statistics
Intermediate · Guided Project · Less Than 2 Hours

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, R Programming, R (Software), Artificial Neural Networks, Transfer Learning, Machine Learning, Exploratory Data Analysis, Tidyverse (R Package), Deep Learning, Predictive Modeling, Ggplot2, Regression Analysis, Dimensionality Reduction, Data Analysis, Data Wrangling, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Tableau Software, Business Intelligence, Dashboard, Technical Analysis, Market Data, Investment Banking, Tree Maps, Interactive Data Visualization, Data Visualization Software, Market Analysis, Data Analysis, SQL
Beginner · Course · 1 - 3 Months
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Responsible AI, Data Ethics, Generative Adversarial Networks (GANs), Agentic systems, AI Security, Discussion Facilitation, Business Ethics, Embeddings, Regulatory Compliance, Case Studies, Data Synthesis, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, SAS (Software), AI Workflows, Analytics, Machine Learning
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Java, Object Oriented Programming (OOP), Education Software and Technology, Computer Programming, Digital pedagogy, Program Development, Debugging, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Restful API, Web Services, Cloud Services, C# (Programming Language), Server Side, Application Development
Intermediate · Guided Project · Less Than 2 Hours