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: Restful API, OAuth, Application Programming Interface (API), Node.JS, Software Documentation, JavaScript Frameworks, Frontend Integration, Web Services, Middleware, Authentications, JSON, Web Frameworks, Secure Coding, Server Side, Web Development Tools, Back-End Web Development, Authorization (Computing)
★ 3.9 (24) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Data Management, Data Transformation, Version Control
★ 4.1 (32) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard Creation, Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Application Development, Data Sharing, UI Components, User Interface (UI), Application Deployment
★ 4.9 (72) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Data Structures, Dataflow, Computer Programming
★ 4.7 (25) · Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Scatter Plots, Histogram, Data Visualization, Data Visualization Software, Graphing, Statistical Visualization, Data Analysis, Python Programming
★ 4.5 (30) · Beginner · Guided Project · Less Than 2 Hours

Epic Games
Skills you'll gain: Game Design, Unreal Engine, User Interface (UI), User Experience Design, Usability, User Interface and User Experience (UI/UX) Design, User Experience, User Interface (UI) Design, Video Game Development, Automation
★ 4.1 (24) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon DynamoDB, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, Serverless Computing, Cloud API, Application Programming Interface (API), Identity and Access Management, Amazon Web Services, Cloud-Based Integration, Authentications, Authorization (Computing), NoSQL, Cloud Storage, Cloud Hosting, Data Storage
★ 4.6 (33) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Responsive Web Design, React.js, Front-End Web Development, Git (Version Control System), HTML and CSS, Version Control, Hypertext Markup Language (HTML), Web Development, Frontend Integration, Web Design, Web Components, UI Components, Code Review, Web Applications, Cascading Style Sheets (CSS), Web Analytics and SEO, Figma (Design Software), Mockups, Software Development
★ 4.6 (57) · Advanced · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Text Mining, Unstructured Data, Health Informatics, Natural Language Processing, Clinical Documentation, Model Evaluation, Clinical Informatics, Deep Learning, Model Training, Machine Learning, Medical Terminology, Artificial Neural Networks, Python Programming, Computer Programming, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Process Capability, Statistical Process Controls, R (Software), Statistical Analysis, Statistical Software, R Programming, Quality Control, Quality Improvement, Statistical Methods, Process Analysis, Data Transformation, Statistical Hypothesis Testing, Probability Distribution
★ 4.1 (17) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Visualization, Plot (Graphics), Data Manipulation, Statistical Visualization, Data Cleansing, Text Mining, Exploratory Data Analysis, Data Analysis, Data Preprocessing, Python Programming
★ 4.6 (17) · Beginner · Guided Project · Less Than 2 Hours