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.

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: Vibe coding, Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, Software Development Tools, AI Security, Generative AI Agents, Software Engineering Tools, Generative AI, Software Engineering, Software Development, Software Documentation, Secure Coding, Software Architecture, Software Design, Software Testing, Full-Stack Web Development, Web Design and Development, Web Development, Computer Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Documentation, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
★ 4.2 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Object Oriented Programming (OOP), Matplotlib, Pandas (Python Package), Plot (Graphics), Interactive Data Visualization, Data Visualization, Seaborn, Data Analysis, File I/O, Data Visualization Software, NumPy, Data Structures, Restful API, Python Programming, Application Programming Interface (API), Data Manipulation, Programming Principles, Computer Programming, Program Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Retrieval-Augmented Generation, Generative AI Agents, Generative AI, Microsoft Azure, LLM Application, Artificial Intelligence, AI Orchestration, Agentic Workflows, OpenAI, OpenAI API, AI Workflows, Natural Language Processing, Microsoft Development Tools, Computer Vision, AI Integrations, Image Analysis, Agentic systems, Model Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Quality (SQA/SQC), Test Automation
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Statistical Methods, GitHub, Data Manipulation, Statistical Hypothesis Testing, Version Control, Statistical Analysis, Data Science, Data Visualization Software, Python Programming, NumPy, Statistics, Data Analysis, Git (Version Control System), Collaborative Software, AI Workflows, Data Transformation
★ 3.7 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, Test Data, Unit Testing, Test Case, Software Testing, Test Script Development, Programming Principles, Web Development Tools, Code Reusability, Test Execution Engine, Javascript, Browser Compatibility, Scripting
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Go (Programming Language), Web Frameworks, Unit Testing, Application Frameworks, Development Testing, Programming Principles, Code Reusability, Web Development, Maintainability, Data Structures
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Electrical Power, Electronics, Engineering Analysis, Electrical Systems, Simulation and Simulation Software, Hardware Design, Matlab, Network Analysis
★ 4.7 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, Spring Framework, API Testing, Authorization (Computing), Restful API, Identity and Access Management, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, Application Programming Interface (API), API Design, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Tensorflow, Applied Machine Learning, Data Processing, Embedded Software, Data Preprocessing, Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Artificial Neural Networks, Machine Learning Algorithms, Model Training, Convolutional Neural Networks, Feature Engineering, Computer Vision, Deep Learning, Image Analysis, Machine Learning, Model Deployment, Microarchitecture
★ 4.2 (9) · Intermediate · Course · 1 - 3 Months