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.

Skills you'll gain: Simple Object Access Protocol (SOAP), Service Oriented Architecture, Enterprise Architecture, Web Services, Data Integration, Application Programming Interface (API), Data Modeling, Back-End Web Development, API Design, Server Side, Extensible Markup Language (XML), Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Deepseek, Automation, DeepSeek API, OpenAI API, Agentic systems, Google Sheets
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Development Environment, Software Testing, User Acceptance Testing (UAT), Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Vulnerability Scanning, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Marketing Analytics, Predictive Modeling, Customer Analysis, Feature Engineering, Marketing Effectiveness, Exploratory Data Analysis, Anomaly Detection, Customer Retention, Advanced Analytics, Market Analysis, Predictive Analytics, Statistical Analysis, Sales Management, Analytics, Data Analysis, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills
Beginner · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Computational Thinking, Programming Principles, Web Development, Database Management, Object Oriented Programming (OOP), Information Technology, Databases, Information Systems, Computer Programming, Algorithms, SQL, Hypertext Markup Language (HTML), Data Structures, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Science, Statistical Inference, Data Visualization, Pandas (Python Package), Probability & Statistics, Statistics, Regression Analysis, Apache Hadoop, Big Data, Machine Learning, Data Manipulation, Data Preprocessing, Data Analysis, Analytics, Random Forest Algorithm, Python Programming, Data Mapping, Object Oriented Programming (OOP), JavaScript Frameworks, HTML and CSS
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Analytical Skills, Statistical Methods, Exploratory Data Analysis, Business Analytics, Data Analysis, Statistical Analysis, R Programming, Visualization (Computer Graphics), Predictive Analytics, Statistical Modeling, Data Structures, Time Series Analysis and Forecasting, Regression Analysis, Decision Tree Learning
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Persuasive Communication, Research, Writing, Oral Expression
Beginner · Course · 1 - 3 Months

Skills you'll gain: File I/O, Git (Version Control System), Software Development Methodologies, JUnit, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Full-Stack Web Development, Test Driven Development (TDD), SQL, Systems Development, Software Development, Functional Requirement, Restful API, Database Management, Object Oriented Programming (OOP), Digital Transformation, Java Programming, Generative AI
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Docker (Software), Containerization, Application Deployment, DevOps, Microservices, Continuous Delivery, Cloud Deployment, Software Architecture, WordPress, Virtual Networking, Spring Boot, MySQL, Software Installation, Data Persistence, Version Control, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Angular, Scalability, Application Development, Mobile Development, Web Applications, Cross Platform Development, Development Environment, UI Components, Software Architecture, TypeScript, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Object-Relational Mapping, Database Design, Back-End Web Development, Data Modeling, Data Integrity, Database Development, Application Development, Software Architecture, Database Application, Health Information Management, Data Persistence, Health Care, Database Management, C# (Programming Language)
Beginner · Course · 1 - 4 Weeks