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.

University of California San Diego
Skills you'll gain: Data Processing, Data Manipulation, Data Visualization, Interactive Data Visualization, Web Scraping, Data Visualization Software, Pandas (Python Package), Data Analysis, Data Preprocessing, Data Science, Data Cleansing, Matplotlib, Data Import/Export, NumPy, JSON, Python Programming, File I/O
★ 4.3 (201) · Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical and Computer Engineering, Electronics Engineering, Embedded Systems, Electronic Hardware, Electronics, Algorithms
★ 4.7 (87) · Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Robotics, Automation, Automation Engineering, Artificial Intelligence, Manufacturing and Production, Engineering, Data Ethics, Biomedical Engineering, Computer Programming
★ 4.6 (60) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computational Thinking, Programming Principles, Computer Programming, C++ (Programming Language), Theoretical Computer Science, Software Engineering, Geometry, Performance Tuning, Solution Design
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Application Security, Electronics, Product Automation, System Configuration, Python Programming, Electronic Components, Software Installation
★ 4.8 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Exploitation techniques, Brute-force attacks, Cyber Operations, Scripting, Cybersecurity, Python Programming, Network Analysis, Automation
★ 4.4 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Web Design, Web Analytics and SEO, Content Management Systems, Web Content, Frontend Performance, Cloud Hosting, Web Servers, Web Development, Security Controls, Content Management, Application Security, Computing Platforms, Software Installation, Role-Based Access Control (RBAC), User Accounts
★ 4.3 (36) · Beginner · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Model View Controller, Selenium (Software), Web Applications, Java, Java Programming, Data Access, Java Platform Enterprise Edition (J2EE), Agile Methodology, Web Development, Integration Testing, Software Testing, Agile Software Development, Test Automation, Functional Testing, Software Design Patterns
★ 4.7 (197) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Model Optimization, Python Programming, Model Training, Natural Language Processing, Data Preprocessing, Applied Machine Learning, Artificial Neural Networks, Text Mining, Machine Learning Algorithms, Deep Learning, Classification Algorithms, Machine Learning
★ 4.5 (174) · Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Threat Modeling, Secure Coding, Cryptography, Open Web Application Security Project (OWASP), Encryption, Application Security, Penetration Testing, Data Security, Exploitation techniques, Security Controls, Authentications, Vulnerability Management, Advanced Encryption Standard (AES), Personally Identifiable Information, Data Flow Diagrams (DFDs)
★ 4.6 (179) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Generative AI, Fine-tuning, Model Training, Vision Transformer (ViT), Model Optimization, Large Language Modeling, Embeddings, Network Architecture
★ 4.6 (78) · Intermediate · Specialization · 3 - 6 Months