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.

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Spring Boot, Database Management, Database Systems, Data Access, Restful API, Web Services, Data Management
★ 3.9 (47) · Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: File Systems, Operating Systems, Memory Management, OS Process Management, System Software, Computer Systems, File Management, File I/O, Unix, Performance Tuning, Algorithms
★ 4.6 (363) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Persistence, Code Reusability, Programming Principles, Python Programming, File Management, Computer Science
★ 4.4 (152) · Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Sustainable Architecture, Waste Minimization, Environmental Engineering, Water Sustainability, Sustainable Design, Environmental Resource Management, Environment and Resource Management, Water Resource Management, Energy and Utilities, Sustainable Technologies, Building Codes, HVAC, Sustainable Engineering, Environmental Regulations, Water Resources, Construction, Stormwater Management, Building Design, Construction Management, Water Quality
★ 4.8 (21) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Mathematical Modeling, Computational Logic, Mathematics and Mathematical Modeling, Mathematical Software, Systems Design, Model Optimization, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Applied Mathematics, System Design and Implementation, Programming Principles, Machine Learning Algorithms, Logical Reasoning, Arithmetic
★ 5 (48) · Intermediate · Course · 1 - 4 Weeks

Anthropic
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic Workflows, Claude Code, Model Context Protocol, Retrieval-Augmented Generation, Anthropic Claude, Agentic systems, Application Programming Interface (API), Tool Calling, Context Management, Embeddings, Model Evaluation
★ 4.6 (141) · Beginner · Course · 1 - 3 Months

Accenture
Skills you'll gain: Data Literacy, Computer Literacy, Microsoft Excel, Data Security, digital literacy, Telecommuting, Data Analysis, Data-Driven Decision-Making, Excel Formulas, Programming Principles, Spreadsheet Software, Emerging Technologies, Data Collection, Computer Security Awareness Training, Information Systems Security, Digital Communications, Computer Programming, Scripting Languages, Javascript, Python Programming
★ 4.6 (34) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: React.js, Debugging, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript, Cascading Style Sheets (CSS)
★ 4.4 (417) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
★ 4.7 (53) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Histogram, Plot (Graphics), Data Visualization, Seaborn, Scatter Plots, Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Statistical Visualization, Exploratory Data Analysis, Graphing, Python Programming
★ 4.6 (78) · Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Application Deployment, System Programming, Python Programming, Package and Software Management, Performance Tuning, Software Testing
★ 5 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Applied Machine Learning, Model Evaluation, Jupyter, Predictive Analytics, Model Training, Lending and Underwriting, Python Programming, Data Science, Machine Learning Methods, Model Optimization, Data Preprocessing, Machine Learning, Data Analysis
★ 4.7 (114) · Intermediate · Guided Project · Less Than 2 Hours