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.

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, SQL, Query Languages, Java, Data Structures, Distributed Computing, Scripting Languages, Data Transformation, File Management, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Integrity, Data Integration, Power BI, Data Maintenance, Database Management, Microsoft SQL Servers, Relational Databases, Databases, Application Programming Interface (API), Dashboard, Data Visualization, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC), Auditing, Real Time Data, Data Encryption Standard
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Cloud Deployment, Containerization, Microservices, Rust (Programming Language), Unit Testing, Cloud Computing, Development Environment, Application Frameworks, Programming Principles, Restful API, Algorithms
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: IntelliJ IDEA, Debugging, Software Design, User Interface (UI), Apache Maven, Object Oriented Programming (OOP), Program Development, Application Design, Build Tools, Integrated Development Environments, Software Development Tools, User Interface (UI) Design, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Science, Model Evaluation, Statistical Machine Learning, Dimensionality Reduction, Statistical Modeling, R Programming, Statistical Analysis, Statistical Methods, Regression Analysis, Statistics, Applied Mathematics, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, Human Computer Interaction, AI Enablement, Application Design, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Continuous Delivery, Continuous Deployment, DevOps, Distributed Computing, Software Configuration Management, Containerization, Application Programming Interface (API), Security Requirements Analysis, Version Control, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Application Deployment, Cloud Deployment, Web Applications, Javascript, Bootstrap (Front-End Framework), Development Environment, User Interface (UI), Cascading Style Sheets (CSS), Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Generative Model Architectures, Retrieval-Augmented Generation, Generative AI, Generative Adversarial Networks (GANs), Autoencoders, Model Evaluation, Large Language Modeling, Real Time Data, Scalability, Responsible AI, Transfer Learning, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Javascript, Web Design and Development, HTML and CSS, Front-End Web Development, Event-Driven Programming, Data Structures, Data Validation, Programming Principles, User Interface (UI), Debugging
Mixed · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Investments, Portfolio Risk, Portfolio Management, Risk Management, Equities, Market Trend, Market Opportunities, Performance Analysis, Stock Rotation, Business Economics, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks