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: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Matplotlib, Applied Machine Learning, Random Forest Algorithm, Predictive Modeling, Data Visualization, Data Preprocessing, Machine Learning, Data Manipulation, Feature Engineering, Data Cleansing, Python Programming, Data Science, Model Evaluation, Classification Algorithms, NumPy, Pandas (Python Package)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Cinematography, Virtual Environment, Computer Graphics, Animations, Augmented and Virtual Reality (AR/VR), Game Design, Video Production, Animation and Game Design, Computer Graphic Techniques, User Interface (UI), Scalability, Color Theory, Simulations, Performance Tuning, Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, Email Automation, Front-End Web Development, Web Design and Development, User Interface (UI), Web Design, Java, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Web Development, Web Applications, Data Access, Back-End Web Development, Real Time Data, Development Testing, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: HTML and CSS, jQuery, Web Design and Development, Javascript, Web Development, Animations, Front-End Web Development, Web Applications, Event-Driven Programming, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), AWS SageMaker, Scalability, Tensorflow, Dimensionality Reduction, Autoencoders, Applied Machine Learning, Python Programming, Fraud detection, Unsupervised Learning, Data Preprocessing, Model Evaluation, Performance Tuning
Intermediate · Course · 3 - 6 Months

JetBrains
Skills you'll gain: Large Language Modeling, Generative AI Agents, Software Development Tools, IntelliJ IDEA, Artificial Intelligence, AI Product Strategy, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Integrated Development Environments, Agentic systems, Software Development, Generative AI, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Frontend Performance, Web Applications, Javascript, Web Development Tools, Performance Tuning, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux Administration, Linux Servers, Cloud Infrastructure, Cloud Computing, Linux, Ubuntu, Operating System Administration, Cloud Platforms, Infrastructure As A Service (IaaS), Cloud Deployment, Scalability, Server Administration, Web Servers, Apache, Firewall, NoSQL, PHP (Scripting Language)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, User Interface (UI), User Interface (UI) Design, C# (Programming Language), Animations, Scripting
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, Python Programming, Programming Principles, File I/O, Algorithms, Debugging, Scripting, Data Structures, User Interface (UI), Statistical Programming, UI Components, Application Development, File Management
Beginner · Specialization · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Engineering Analysis, Engineering Calculations, Numerical Analysis, Finite Element Methods, Chemical Engineering, Simulation and Simulation Software, Differential Equations, Applied Mathematics, NumPy, Mathematical Modeling, Scientific Visualization, Python Programming, Plot (Graphics), Linear Algebra, Algorithms
Intermediate · Course · 1 - 3 Months