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.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Telecommunications, Numerical Analysis, Systems Analysis, Jupyter
★ 4.7 (198) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, IBM DB2, Star Schema, PostgreSQL, Snowflake Schema, Data Mart, Data Architecture, Data Modeling, Database Design, Database Systems, Data Lakes, Data Integration, Query Languages, Data Validation, Data Cleansing, SQL, Data Quality
★ 4.5 (263) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Apple Xcode, Code Review, UI Components, Unit Testing, Mobile Development, User Interface (UI), User Interface (UI) Design, Application Development, User Interface and User Experience (UI/UX) Design, Application Design, Interactive Design, Code Reusability
★ 4.7 (248) · Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Agile Project Management, Risk Management, Project Scoping, Planning, Agile Methodology, Scrum (Software Development), Risk Control, Scaled Agile Framework, Team Oriented, User Story, Sprint Planning, Agile Software Development, Team Building, Team Motivation, People Management, Project Implementation, Process Management, Business Solutions, Workflow Management, Timelines
★ 4.8 (404) · Beginner · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Embedded Software, Real-Time Operating Systems, Software Development, Software Design, Software Architecture, Embedded Systems, Configuration Management, Development Environment, Middleware, Systems Architecture, Application Development, Extensible Markup Language (XML), System Configuration, Application Frameworks
★ 4.6 (331) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Graphing, Data Analysis, R (Software), R Programming, General Mathematics, Mathematical Modeling, Algebra, Mathematical Software, Applied Mathematics, Calculus, Business Mathematics
★ 4.7 (231) · Beginner · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, NumPy, Data Preprocessing, Data Visualization, UI Components, User Interface (UI) Design
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Software Development Life Cycle, Unified Modeling Language, Object Oriented Programming (OOP), Build Tools, CI/CD, Object Oriented Design, Cloud-Native Computing, Software Development Methodologies, Jenkins, Continuous Integration, Agile Methodology, Software Development Tools, Version Control, Software Design Patterns, Software Development, Test Driven Development (TDD), Software Versioning, Programming Principles, Software Design
★ 4.5 (195) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI, Model Evaluation, Supervised Learning, Generative Model Architectures, AWS SageMaker, Recurrent Neural Networks (RNNs), Unsupervised Learning, Data Preprocessing, Large Language Modeling, Time Series Analysis and Forecasting, LLM Application, Applied Machine Learning, Model Optimization, Deep Learning, A/B Testing, Python Programming, Machine Learning, Data Analysis, AWS CloudFormation, AI Personalization
★ 3.9 (41) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, Database Management Systems, NoSQL, Operational Databases, Data Warehousing, Data Management, Query Languages, Virtual Machines, Data Storage, Data Analysis, Unstructured Data
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Object Oriented Design, File I/O, Data Structures, Python Programming, Programming Principles, Code Reusability, Computer Programming, Scripting, Data Processing, Package and Software Management, Code Review, Computational Logic, NumPy, Development Environment, Integrated Development Environments, Computational Thinking, Software Installation, Numerical Analysis
★ 4.6 (12) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Front-End Web Development, Debugging, Programming Principles, Computational Thinking, GitHub, Web Design and Development, Pseudocode, Version Control, Git (Version Control System), Diagram Design, Microsoft Copilot, Algorithms, Program Development, Code Reusability, Computational Logic, C# (Programming Language)
★ 4.8 (79) · Beginner · Course · 1 - 3 Months