JavaScript courses can help you learn programming fundamentals, DOM manipulation, asynchronous programming, and event-driven development. You can build skills in debugging, working with APIs, and creating interactive web applications. Many courses introduce tools like Node.js for server-side development, React for building user interfaces, and Git for version control, showing how these skills come together in real-world projects.

Skills you'll gain: Apache Kafka, Real Time Data, Apache Spark, Data Pipelines, PySpark, Scalability, Live Streaming, Data-Driven Decision-Making, Data Lakes, Data Integration, Data Processing, Event Monitoring, Data Transformation, JSON, Application Deployment, Event Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Integrated Development Environments, Application Deployment, Cross Platform Development, Application Development, Development Environment, Computer Programming Tools, Software Development Tools, Java, Build Tools, Java Programming, Apache Maven, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Persistence, Retrieval-Augmented Generation, LLM Application, OpenAI API, Full-Stack Web Development, Restful API, Development Environment, Agentic systems, Vector Databases, Large Language Modeling, Data Management, Embeddings, Application Deployment, Data Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, Web Applications, API Design, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, Development Environment
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Data Engineering, Rust (Programming Language), Command-Line Interface, Data Pipelines, Package and Software Management, Data Processing, Containerization, JSON, Unix Commands, Data Validation, Build Tools, Software Development Tools, Linux Commands, Development Environment, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Java Programming, Data Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Frontend Integration, Authentications, Front-End Web Development, Authorization (Computing), Application Programming Interface (API), Secure Coding, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: PostgreSQL, SQL, Transaction Processing, Relational Databases, Rust (Programming Language), Database Management, Query Languages, JSON, Docker (Software), Data Mapping, Data Access, Development Environment, Performance Tuning, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, React Redux, Application Deployment, React.js, Application Development, iOS Development, Application Design, Cross Platform Development, UI Components, Code Reusability, E-Commerce, Data Persistence, User Interface (UI), User Interface (UI) Design, Data Storage Technologies, Authentications, Data Validation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Secure Coding, Application Programming Interface (API), API Design, Authentications, Server Side, MongoDB, Restful API, Full-Stack Web Development, Development Environment, Back-End Web Development, Package and Software Management, Object-Relational Mapping, Database Development, Middleware, JSON, User Accounts, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Matplotlib, Plot (Graphics), Seaborn, File I/O, Data Visualization Software, NumPy, Python Programming, Code Reusability, Pandas (Python Package), Data Analysis, Program Development, Data Import/Export, Data Processing, JSON, Package and Software Management, Data Manipulation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Token Optimization, LLM Application, Model Deployment, Model Optimization, Prompt Engineering, Performance Tuning, Performance Testing, Tool Calling, Prompt Patterns, Performance Stress Testing, A/B Testing, Application Performance Management, Retrieval-Augmented Generation, Model Evaluation, Maintainability, Site Reliability Engineering, Scalability, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks