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.

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Architecture Review, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Full-Stack Web Development, Database Application, Data Store, Database Development, Database Management, SQL, Query Languages, Data Access, Real Time Data, Javascript, Data Entry, Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Performance Tuning, Data Warehousing, Apache Spark, Data Architecture, SQL, Query Languages, Data Transformation, Disaster Recovery, Database Management, PySpark, Infrastructure as Code (IaC), Cloud Computing Architecture, Distributed Computing, Scalability, Data Pipelines, Performance Analysis, Root Cause Analysis, Cost Management, Resource Management
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: File I/O, Data Structures, Data Dictionary, Scripting, Scripting Languages, Python Programming, Data Store, Data Processing, Data Manipulation, Development Environment, Software Installation, Computer Programming Tools, Text Mining
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Transaction Processing, Database Management, Data Manipulation, Relational Databases, Databases, Database Design, Database Software, Data Management, Data Integrity, Data Presentation, Performance Tuning
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Test Driven Development (TDD), C and C++, C++ (Programming Language), Debugging, Maintainability, C (Programming Language), System Programming, Functional Design, Secure Coding, Software Architecture, Cross Platform Development, Memory Management, Interoperability, Performance Tuning, Network Troubleshooting
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Wireframing, User Flows, Web Design, Prototyping, UI Components, User Interface (UI), Interaction Design, Web Development
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Stakeholder Management, Agile Project Management, Team Performance Management, Stakeholder Engagement, Jira (Software), Sprint Retrospectives, Scrum (Software Development), Sprint Planning, User Story, Backlogs, Kanban Principles, Agile Software Development, Strategic Prioritization, Agile Product Development, Scaled Agile Framework, Project Risk Management, Agile Methodology, Test Tools, Project Management Institute (PMI) Methodology, Test Planning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Team Building, Agile Project Management, Sprint Planning, Agile Software Development, Backlogs, Team Management, Agile Methodology, Sprint Retrospectives, Agile Product Development, Project Performance, Project Risk Management, Project Management, Meeting Facilitation, Risk Management, Continuous Improvement Process
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Matplotlib, Data Processing, Plot (Graphics), Data Storytelling, Pivot Tables And Charts, Data Visualization Software, Data Analysis, Data Structures, Heat Maps, Data Wrangling, Data Manipulation, Pandas (Python Package), NumPy, Data Transformation, Numerical Analysis, Data Preprocessing, Exploratory Data Analysis, Data Cleansing, Data Mapping
Intermediate · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, R Programming, R (Software), Machine Learning Methods, Statistical Machine Learning, Artificial Neural Networks, Applied Machine Learning, Transfer Learning, Machine Learning, Machine Learning Algorithms, Exploratory Data Analysis, Tidyverse (R Package), Deep Learning, Ggplot2, Regression Analysis, Dimensionality Reduction, Data Analysis, Data Wrangling, Data Manipulation
Intermediate · Course · 1 - 4 Weeks