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.

Skills you'll gain: Amazon Web Services, Amazon DynamoDB, AWS Identity and Access Management (IAM), Identity and Access Management, Database Management, NoSQL, Cloud Security, Event-Driven Programming, Database Architecture and Administration, Authentications, Serverless Computing, Operational Databases, Cloud Applications, Data Security, Load Balancing, Cloud-Native Computing, Security Controls, Encryption, AWS Kinesis, Key Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Front-End Web Development, User Interface (UI), User Interface (UI) Design, Web Design and Development, Debugging, Web Development
★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Development Testing, Software Testing, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Secure Coding, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Content Accessibility Guidelines, Extensible Markup Language (XML), Interactive Design, Web Development Tools, Usability, Web Design, Front-End Web Development, Semantic Web, Extensible Languages and XML, Web Design and Development, Web Development, Computer Programming Tools, Development Environment, Verification And Validation, Development Testing, Integrated Development Environments, Debugging
★ 4.8 (46) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Manipulation, Data Wrangling, AI Personalization, Model Evaluation, Applied Machine Learning, Data Preprocessing, Machine Learning Methods, Data Cleansing, Statistical Machine Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Model Training, Taxonomy, Text Mining, Data Analysis, Artificial Intelligence, Deep Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Data Pipelines, PySpark, Real Time Data, Data Transformation, SQL, Data Processing, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Applications, Web Development, Web Development Tools, HTML and CSS, JavaScript Frameworks, OAuth, UI Components, Frontend Integration, Front-End Web Development, Authentications, React.js, Development Environment, Javascript, Software Installation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Command-Line Interface, Build Tools, Encryption, Package and Software Management, Application Development, Cryptography, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, Hugging Face, Agentic Workflows, Generative AI Agents
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Encryption, Cryptographic Protocols, Security Architecture Review, Secure Coding, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Transaction Processing, Exploitation techniques, Information Privacy
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Web Frameworks, Scalability, JavaScript Frameworks, Web Development, File I/O, Javascript, Operating Systems, NoSQL, Event-Driven Programming, File Systems, Operational Databases, Application Programming Interface (API), Software Development Tools
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Model View Controller, Integrated Development Environments, Data Modeling, Data Store, Database Development, Database Design, Software Development Tools, NoSQL, Database Architecture and Administration, OpenAI API, LLM Application, Application Programming Interface (API), AI Enablement, OpenAI, ChatGPT, Version Control, Infrastructure Architecture, Artificial Intelligence, AI literacy, Restful API
Beginner · Course · 1 - 4 Weeks