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.

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Testability, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Scalability, Application Deployment, Cloud Hosting, User Accounts, Application Security, Python Programming
Advanced · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Control Systems, Robotics, Automation Engineering, Simulations, Matlab, Mathematical Modeling, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Correlation Analysis, SAS (Software), Regression Analysis, Statistical Methods, Probability & Statistics, Statistical Modeling, Plot (Graphics), Statistical Inference
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Embedded Software, Agile Software Development, Embedded Systems, Software Testing, Development Testing, Software Development Methodologies, Git (Version Control System), Docker (Software), Containerization, Linux, System Programming, Operating Systems, File Systems, Internet Of Things, Build Tools
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Basic Electrical Systems, Electronic Components, Electronics, Interactive Design, Display Devices, Robotics, Control Systems, Computer Programming, Technical Communication, Embedded Systems, Development Environment, Simulation and Simulation Software, Digital Communications, Debugging, Data Storage, Real Time Data
Beginner · Course · 3 - 6 Months

Skills you'll gain: API Testing, JSON, Test Automation, JUnit, Test Script Development, Restful API, Software Testing, Test Case, Integration Testing, Functional Testing
Beginner · Guided Project · Less Than 2 Hours
Imperial College London
Skills you'll gain: Computer Graphics, Android Development, Computer Graphic Techniques, Android Studio, 3D Assets, Virtual Reality, Animations
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Node.JS, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Data Validation, Web Design, Computer Programming
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Unit Testing, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Debugging, Automation, Application Security
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Analytics, Data Analysis, Statistical Analysis, Probability & Statistics, Statistics, Python Programming, Data Manipulation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Case Studies, Program Development, Scripting, Data Processing, Automation, Statistical Programming, Data Manipulation, Debugging
Intermediate · Course · 1 - 3 Months