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: Apple Xcode, UI Components, iOS Development, User Interface (UI) Design, Apple iOS, Mobile Development, User Interface and User Experience (UI/UX) Design, Swift Programming, Responsive Web Design, User Interface (UI), Application Design, Animations, Interactive Design, Data Visualization Software, Interactive Data Visualization, Application Development, Model View Controller, Programming Principles, Application Programming Interface (API), Software Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Scripting, Scientific Visualization, Visualization (Computer Graphics), Graphing, Scalability, Text Mining, Statistical Analysis, Time Series Analysis and Forecasting, Programming Principles, Data Visualization, Descriptive Statistics, Mathematical Software, File I/O, Software Installation, Numerical Analysis, Mathematical Modeling, Predictive Modeling, Python Programming, Data Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Web Development, Web Design, Front-End Web Development, Cloud Hosting, Animations, File Transfer Protocol (FTP), Typography
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, FinTech, Software Development Tools, Transaction Processing, Web Development, Program Development, Web Applications, Node.JS, Emerging Technologies, Scalability, Javascript, Application Deployment, Computer Programming, Market Dynamics
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, GitHub, Version Control, Git (Version Control System), MySQL, Query Languages, Relational Databases, Jupyter
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, API Testing, Authorization (Computing), Restful API, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, API Design
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix, System Monitoring
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Probability Distribution, Data Science, Probability & Statistics, Predictive Analytics, Probability, Statistical Modeling, Data Analysis, Regression Analysis, Logistic Regression, Statistical Analysis, Statistical Methods, Statistical Machine Learning, Bayesian Statistics, Statistical Inference, Feature Engineering, Applied Mathematics, Python Programming, Machine Learning, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: JavaScript Frameworks, Development Environment, Web Development Tools, Javascript, Web Applications, UI Components, Software Architecture, Dataflow, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, Amazon Web Services, Real Time Data, Extract, Transform, Load, Data Processing, Dashboard, Full-Stack Web Development, Mobile Development Tools, Event-Driven Programming, Business Intelligence, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Apache Maven, Real Time Data, Data Processing, Scalability, Data Structures, Object Oriented Programming (OOP), Systems Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Kibana, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Data Presentation, System Monitoring, Web Analytics, Exploratory Data Analysis, Data Visualization Software, Trend Analysis, Data Analysis, Automation, Business Intelligence, Data Wrangling, Retail Sales, Scripting, Devops Tools, Python Programming, Data Science
Beginner · Specialization · 1 - 4 Weeks