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.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Apache Spark, User Interface (UI), Distributed Computing, Programming Principles, Big Data, Software Design, Data Structures, Software Design Patterns, Functional Design, Data Manipulation, Object Oriented Programming (OOP), Heat Maps, Data Visualization Software, Interactive Data Visualization, Computer Programming, Data Processing, Geospatial Information and Technology, Performance Tuning, Algorithms
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: C# (Programming Language), Restful API, Unity Engine, Object Oriented Programming (OOP), .NET Framework, C++ (Programming Language), Video Game Development, ASP.NET, Object-Relational Mapping, Software Engineering, Web Services, Application Development, Software Design Patterns, Database Management, Programming Principles, C (Programming Language)
Beginner · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Computer Programming, Application Development, Programming Principles, Computational Logic, Software Development, Debugging, Data Structures
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Web Development, System Programming, Web Applications
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Debugging, Virtual Machines, Algorithms
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Go (Programming Language), Back-End Web Development, Object Oriented Programming (OOP), System Programming, Debugging, Algorithms, Functional Design, Computer Programming Tools, Data Access, Data Structures, Software Design, Operating Systems, Computer Architecture
Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Matlab, Algorithms, User Interface (UI), Object Oriented Programming (OOP), Mathematical Software, Computer Programming, Programming Principles, Application Development, Engineering Analysis, Scripting, Performance Tuning
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: System Programming, Rust (Programming Language), Data Structures, Relational Databases, Other Programming Languages, Databases, Debugging, Programming Principles, Application Development, Secure Coding, SQL, Object Oriented Programming (OOP), C++ (Programming Language), Interoperability, Software Development, File I/O, Command-Line Interface, Data Import/Export
Beginner · Specialization · 1 - 3 Months

JetBrains
Skills you'll gain: Application Development, Generative AI Agents, Large Language Modeling, Software Development Tools, AI Enablement, IntelliJ IDEA, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Software Development, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Web Scraping, Data Manipulation, R Programming, Data Transformation, Data Cleansing, Big Data, Statistical Programming, Text Mining, Data Import/Export, Data Analysis, Data Structures, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kotlin, Object Oriented Programming (OOP), Programming Principles, Android Development, Data Structures, Computer Programming, Mobile Development, Integrated Development Environments, Debugging
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Unix, Scripting, Scripting Languages, Linux Commands, Command-Line Interface, Linux, File I/O, File Systems, Test Case, Programming Principles, File Management
Intermediate · Course · 1 - 3 Months