C programming courses can help you learn syntax, data structures, algorithms, and memory management. You can build skills in debugging, optimizing code, and implementing efficient algorithms. Many courses introduce tools like GCC for compiling code, GDB for debugging, and libraries such as the Standard Template Library (STL) to enhance functionality. You'll also explore concepts like pointers, file handling, and dynamic memory allocation, which are crucial for developing robust applications.

Coursera
Skills you'll gain: Jupyter, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Data Visualization Software, Python Programming, Email Automation, Data Literacy, Data Structures, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Virtual Reality, Augmented Reality, Unity Engine, Cross Platform Development, 3D Assets, User Interface (UI), Virtual Environment, C# (Programming Language), Event-Driven Programming, Animations, Scripting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Restful API, Web Services, Cloud Services, C# (Programming Language), Server Side, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PostgreSQL, Database Administration, Relational Databases, Database Design, Database Management, Database Architecture and Administration, SQL, Stored Procedure, Databases, Transaction Processing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Database Management, Databases, Data Transformation, Case Studies, Query Languages, Pivot Tables And Charts, Data Analysis, Performance Tuning, Business Intelligence, Analytics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Real Time Data, Application Development, .NET Framework, Performance Tuning, Secure Coding, C# (Programming Language), System Programming, Application Performance Management, Object Oriented Programming (OOP)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Computer Graphics, 3D Assets, Visualization (Computer Graphics), Computer Graphic Techniques, Application Development, C++ (Programming Language), Software Design, Microsoft Windows, Software Architecture, Application Lifecycle Management, Context Management, System Configuration, Debugging, Mathematical Theory & Analysis, Data Structures, Applied Mathematics, Linear Algebra, Algebra
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microservices, CI/CD, Containerization, Serverless Computing, Docker (Software), Kubernetes, Event-Driven Programming, Transaction Processing, Cloud Deployment, Redis, Software Architecture, Distributed Computing, Scalability, Amazon Web Services, System Monitoring, Software Design Patterns, Data Integrity, Real Time Data
Advanced · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, JavaScript Frameworks, Web Development Tools, Maintainability, Javascript, Programming Principles
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Docker (Software), Application Deployment, Cloud Deployment, Google App Engine, Google Cloud Platform, Distributed Computing, API Testing, Performance Testing, DevOps, Restful API, Web Development
Intermediate · Project · Less Than 2 Hours