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.

Duke University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Statistical Reporting, R (Software), Statistical Methods, Statistics, R Programming, Statistical Analysis, Probability & Statistics, Data Analysis, Sampling (Statistics), Probability Distribution, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, React.js, HTML and CSS, Front-End Web Development, Web Development, Web Design, Javascript, Restful API, UI Components
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: No-Code Development, User Centered Design, Mobile Development, Web Applications, User Interface (UI) Design, Experience Design, UI/UX Research, User Feedback, Functional Testing, Integration Testing, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: MLOps (Machine Learning Operations), Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Containerization, AI Workflows, Model Evaluation, Model Deployment, Generative AI Agents, LangGraph, Keras (Neural Network Library), Transfer Learning, Artificial Intelligence and Machine Learning (AI/ML), CrewAI, BeeAI, Image Analysis, Deep Learning, Large Language Modeling, Natural Language Processing, Vision Transformer (ViT), Python Programming
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Agentic systems, OpenAI API, AI Workflows, Performance Tuning, Real Time Data, Tool Calling, Prompt Engineering, Application Programming Interface (API), Business Logic, Software Architecture, Systems Integration, Context Management, Application Security
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Responsive Web Design, User Interface (UI), Usability, Web Development Tools, Web Development, Javascript, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Customer Retention, Customer Insights, Statistical Methods, Statistical Analysis, R Programming, Trend Analysis, Data Analysis, Statistics, Performance Metric, Business Metrics, Analytics, Key Performance Indicators (KPIs), Statistical Hypothesis Testing, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Mobile Development Tools, System Implementation, System Configuration, Application Programming Interface (API), Data Integration, Simulations
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Web Development Tools, Web Development, Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Applications, Web Design, Web Servers, Development Environment, Apache, Software Development, Web Content, Front-End Web Development, Semantic Web, Information Architecture
Mixed · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Lifting Ability, Injury Prevention, Exercise Science, Athletic Training, Coaching, Train The Trainer, Physical Stamina, Goal Setting, Safety Standards, Mobility Assistance, Mechanics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Pipelines, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Automation, Python Programming, Cloud Infrastructure
Intermediate · Course · 1 - 3 Months