Asynchronous programming courses can help you learn event-driven programming, callback functions, promises, and async/await syntax. You can build skills in handling concurrency, managing asynchronous data flows, and optimizing performance in applications. Many courses introduce tools like Node.js for server-side programming and libraries such as Axios for making HTTP requests, demonstrating how these skills enhance user experience and application responsiveness.

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: Network Engineering, Network Troubleshooting
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), User Accounts, Web Development, Web Applications, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Development, Database Management
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Structures, Time Series Analysis and Forecasting, Pandas (Python Package), Unsupervised Learning, Data Analysis, Machine Learning Algorithms, Computational Thinking, Data Preprocessing, Data Cleansing, Data Visualization, Python Programming, Algorithms
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Routing Protocols, Software Design Patterns, Maintainability, Servers
Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Web Components, LESS, Web Development, Semantic Web, Web Content Accessibility Guidelines, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Cinematography, Animations, Video Editing, Virtual Environment, Unity Engine, 3D Assets, Game Design, Video Production, Debugging, Visualization (Computer Graphics), Interactive Design, Design Strategies, Computer Graphics, Software Installation, Animation and Game Design, System Configuration, Storytelling, Layout Design, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Statistical Visualization, Scatter Plots, Histogram, Data Science, Computer Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Version Control, DevOps, Software Development Life Cycle, Systems Development Life Cycle, Linux Administration, Software Development, Software Development Methodologies, File Management
Beginner · Course · 1 - 4 Weeks
Scrum Alliance
Skills you'll gain: Coaching, Employee Coaching, Agile Product Development, Agile Methodology, Agile Project Management, Agile Software Development, Team Management, Team Leadership, Collaboration, Culture Transformation, Organizational Leadership, Business Transformation, Leadership, Organizational Effectiveness, Leadership and Management, Organizational Change, Management Consulting, Business, Communication, Business Communication
Beginner · Course · 1 - 3 Months