Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, JSON, Software Architecture, Web Design and Development, Web Applications, Front-End Web Development, Web Development
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Infrastructure As A Service (IaaS), Cloud Infrastructure, Amazon Web Services, Amazon Elastic Compute Cloud, Infrastructure Architecture, Cloud Management, Program Development, Programming Principles, Cloud Platforms, Data Security, Version Control, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Debugging, Search Engine Optimization, PHP (Scripting Language), jQuery, Hypertext Markup Language (HTML), MySQL, WordPress, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Restful API, Javascript, Application Deployment, Cloud Hosting, Program Development, Object Oriented Programming (OOP), Servers, Development Environment
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Video Game Development, Game Design, iOS Development, Animation and Game Design, Usability Testing, Apple iOS, Mobile Development, Apple Xcode, Usability, Augmented Reality, Swift Programming, User Interface (UI) Design, Debugging
Mixed · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Browser Compatibility, Java Programming, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Sampling (Statistics), Statistical Analysis, Probability Distribution, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Correlation Analysis, Regression Analysis, R (Software), R Programming, Statistical Modeling, Statistical Inference, Probability, Big Data, Decision Tree Learning
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Tensorflow, Keras (Neural Network Library), Artificial Neural Networks, Deep Learning, Machine Learning Methods, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Responsible AI, Database Management, Back-End Web Development, OpenAI API, Generative AI, Performance Tuning, API Design, Prompt Engineering, Application Programming Interface (API), Databases, Artificial Intelligence, Risk Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), Debugging, C# (Programming Language), Scripting, Software Testing, User Interface (UI) Design, Development Environment, Animations, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: UI Components, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Application Design, Development Environment, Application Development, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, .NET Framework, JavaScript Frameworks, Frontend Integration, Secure Coding, Middleware, React.js, Application Frameworks, Object-Relational Mapping, Model View Controller, Web Applications, Web Development, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Histogram, Interactive Data Visualization, Scatter Plots, Plot (Graphics), Data Visualization, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours