American Sign Language courses can help you learn basic vocabulary, grammar, and conversational skills while also exploring cultural nuances and history. You can build skills in fingerspelling, facial expressions, and understanding non-manual signals to enhance communication. Many courses introduce tools like video resources and interactive practice platforms that support learning through real-time feedback and peer interaction.

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Programming Principles, Algorithms, Performance Tuning, Functional Design, Performance Testing, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Intelligence, Data Warehousing, Dashboard, Databases, Data Mart, Data Analysis, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Star Schema, Data Visualization Software, SQL, Data Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Applications, Cloud Deployment, Continuous Deployment, Application Deployment, ASP.NET, Platform As A Service (PaaS), Development Environment, Containerization, Docker (Software), Web Applications, Microsoft Visual Studio, Integrated Development Environments, Scalability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Context Protocol, Vector Databases, Tool Calling, Database Architecture and Administration, AI Security, Database Application, Google Cloud Platform, Generative AI Agents, SQL, Databases, Query Languages, Semantic Web, Secure Coding, Embeddings, Retrieval-Augmented Generation, Agentic systems
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Front-End Web Development, Data Management, JavaScript Frameworks, Javascript, API Design, Data Validation, Real Time Data, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Processing, Data Pipelines, Data Infrastructure, Google Cloud Platform, Data Warehousing, MLOps (Machine Learning Operations), Data Visualization, Model Deployment, Data Quality, Cloud Engineering, Scalability, Data Storage, Cloud Security, Machine Learning, SQL
Advanced · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Application Security, Secure Coding, Security Testing, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, Browser Compatibility, Computer Programming
Beginner · Course · 1 - 4 Weeks
Sungkyunkwan University
Skills you'll gain: Data Processing, Data Preprocessing, Portfolio Management, Investment Management, Classification And Regression Tree (CART), Statistical Machine Learning, Investments, Machine Learning Algorithms, Applied Machine Learning, R Programming, Feature Engineering, Machine Learning, Financial Modeling, Model Evaluation, Supervised Learning, Asset Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Model Deployment, Model Evaluation, Feature Engineering, Microsoft Azure, Applied Machine Learning, Machine Learning, Large Language Modeling, Data Cleansing, Supervised Learning, Data Transformation, Cloud Deployment, Data Ethics, CI/CD, Machine Learning Algorithms, Transfer Learning, Data Quality, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Software Design, Maintainability, Software Architecture, C# (Programming Language), Microsoft Visual Studio, Restful API, User Interface (UI), Object-Relational Mapping, Debugging, Unit Testing, Front-End Web Development, Data Store, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, ChatGPT, Unified Modeling Language, LLM Application, Prompt Engineering, Software Visualization, Technical Communication, User Story, Application Programming Interface (API), Development Environment
Intermediate · Guided Project · Less Than 2 Hours