Coding courses can help you learn programming languages like Python, Java, and JavaScript, as well as concepts such as algorithms, data structures, and web development. You can build skills in debugging, version control, and software testing, which are crucial for creating efficient code. Many courses introduce tools like Git for version control, integrated development environments (IDEs) like Visual Studio Code, and frameworks such as React or Django, showing how these skills are applied in real projects.

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Orchestration, LLM Application, OpenAI API, Java Programming, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Open Web Application Security Project (OWASP), Middleware, Plan Execution, Software Design Patterns, Persona Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Secure Coding, Web Development, Web Applications, Full-Stack Web Development, Vulnerability Assessments, Application Security, Angular, Ajax, Javascript
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kotlin, Application Development, Software Documentation, Programming Principles, Data Validation, Computational Logic, Data Mapping
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Exploit development, C (Programming Language), C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Design, Back-End Web Development, Secure Coding, Data Security, Application Programming Interface (API), Restful API, IT Infrastructure, Application Security, Infrastructure Security, Data Integrity, Servers, Server Administration, Web Servers, Encryption, Authentications
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Integrated Development Environments, Debugging, Microsoft Visual Studio, Unit Testing, Software Development Tools, Development Environment, Version Control
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), Cyber Security Assessment, Exploitation techniques, Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Scanning, Secure Coding, Artificial Intelligence, Responsible AI, Data Security, Cyber Attacks, Security Awareness, Generative AI, Large Language Modeling, Data Ethics, Authentications
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, SQL, Database Application, Data Access, Go (Programming Language), Database Management, Relational Databases, Web Development, Back-End Web Development, Secure Coding, Application Security
Intermediate · Guided Project · Less Than 2 Hours