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.

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting, Java, Server Side, Hypertext Markup Language (HTML), Web Applications, Model View Controller
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Unit Testing, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Debugging, Automation, Application Security
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Dashboard, Database Design, Data Warehousing, SQL, Data Analysis, Data Persistence, Version Control
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Programming Principles, Robotics, Python Programming, Computer Programming, Automation, Algorithms, Debugging, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, MySQL, Database Development, Database Systems, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Software Development
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Amazon Bedrock, Model Deployment, Large Language Modeling, MLOps (Machine Learning Operations), Amazon Web Services, AI Security, AI Workflows, Continuous Monitoring, Data Ethics, Responsible AI, Application Deployment, Generative AI, Serverless Computing, Cloud Computing
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, File Systems, Cloud Computing, Operating Systems, Transaction Processing, Network Security, Data Centers, Authorization (Computing), Apache Hadoop, Data Store, Authentications, Cryptography, NoSQL, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Testing, JSON, Test Automation, JUnit, Test Script Development, Restful API, Software Testing, Test Case, Integration Testing, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Pseudocode, File I/O, C++ (Programming Language), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Algorithms, Debugging, Data Structures
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Prompt Engineering, Generative AI, ChatGPT, Responsible AI, Gemini, Claude Code, Artificial Intelligence, Communication, Social Skills, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Therapy, Medical Records, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Electocardiography, Laboratory Testing, Physiology
Beginner · Course · 1 - 4 Weeks