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.

Scrimba
Skills you'll gain: React.js, Routing Protocols, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Query Languages, Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Docker (Software), Kubernetes, Cloud-Native Computing, Prometheus (Software), CI/CD, DevOps, Grafana, Microservices, Scalability, Application Programming Interface (API), Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Time Series Analysis and Forecasting, Business Reporting, Jupyter, Data Wrangling, Microsoft Excel, Data Transformation, Matplotlib, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Data Processing, Business Analytics, Python Programming, Data Analysis Software
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Authentications, OAuth, API Testing, Restful API, Application Programming Interface (API), JSON, Test Automation, Data Validation, Extensible Markup Language (XML), Mockups, Test Tools, Simple Object Access Protocol (SOAP), Virtualization, Debugging
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Design, MySQL Workbench, MySQL, Relational Databases, SQL, Database Management, Data Manipulation, Data Migration, User Acceptance Testing (UAT), Scalability
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Unix, Vulnerability Assessments, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Linux Commands, Computer Architecture, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Closure, Agile Project Management, Product Roadmaps, Project Management, Agile Software Development, Stakeholder Engagement, Backlogs, Procurement, Scope Management, Project Management Life Cycle, Agile Methodology, Project Controls, Project Risk Management, Project Planning, Project Schedules, Project Scoping, Project Estimation, Project Implementation, Waterfall Methodology, Project Performance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Load Balancing, Scalability, Microservices, .NET Framework, Redis, Application Performance Management, Cloud Computing Architecture, Cloud Applications, Databases, System Monitoring, Software Architecture, Distributed Computing, C# (Programming Language), Microsoft Azure, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Cross Platform Development, Mobile Development, UI Components, Mobile Development Tools, Animations, Object Oriented Programming (OOP), Programming Principles, Data Storage, Cloud Storage, Application Deployment, Responsive Web Design, User Interface (UI), Development Environment, Integrated Development Environments
Beginner · Specialization · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: Simulation and Simulation Software, Mechanical Design, Mechanical Engineering, Control Systems, Computer Vision, Laboratory Experience, Robotics, Equipment Design, Experimentation, Matlab, Electronic Systems, Vibrations, Hydraulics, Mathematical Modeling, Automation
Intermediate · Course · 1 - 4 Weeks