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.

Skills you'll gain: Ajax, Javascript, Frontend Integration, JavaScript Frameworks, Jest (JavaScript Testing Framework), JSON, Application Programming Interface (API), Code Reusability, Web Development Tools, Restful API, Front-End Web Development, Web Development, Full-Stack Web Development, Frontend Performance, Web Design, Back-End Web Development, Build Tools, Development Environment, Application Deployment, Package and Software Management
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Intrusion Detection and Prevention, Security Controls, Continuous Monitoring, Incident Response, Cyber Attacks, Vulnerability Assessments, Software Development Life Cycle, Cybersecurity, Application Security, Computer Security Incident Management, Security Management, Cyber Security Strategy, Information Systems Security, Secure Coding, Cyber Security Policies, Cyber Security Assessment, Threat Management, Threat Detection, Information Assurance, Network Security
★ 4.7 (666) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, Computer Programming Tools, C and C++, C++ (Programming Language), Software Development Tools, Security Software, C (Programming Language)
★ 2.8 (24) · Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Design and Development, Responsive Web Design, Web Design, Bootstrap (Front-End Framework), Web Development, Front-End Web Development, Cascading Style Sheets (CSS), Javascript, Programming Principles, Development Environment
★ 4.7 (57) · Mixed · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Claude Code, Anthropic Claude, Vibe coding, Generative AI Agents, Prompt Patterns, Tool Calling, Integrated Development Environments, Agentic Workflows, Software Development Tools, Code Review, AI Workflows, Software Development, GitHub, AI Personalization, Application Deployment, Generative AI, Software Engineering, Artificial Intelligence, Web Development, Front-End Web Development
★ 4.3 (13) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Web Development Tools, Frontend Performance, Performance Tuning, Javascript, Node.JS, Web Development, Scripting Languages, Web Applications, Computer Programming, Development Environment, Front-End Web Development, Web Design and Development, Programming Principles, Event-Driven Programming, Program Development, Frontend Integration, Data Structures, Functional Design
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Test Tools, Secure Coding, Android Development, Application Security, Software Design, Mobile Security
★ 4.5 (297) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Telehealth, Medical Billing and Coding, Health Technology, Health Systems, Health Care, Medical Billing, Health Care Procedure and Regulation, Health Care Administration, Telecommunications, Value-Based Care, Regulatory Compliance, Patient Communication, Patient-centered Care, Health Policy, Digital Transformation
★ 4.6 (55) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C and C++, Data Structures, Secure Coding, Application Security, System Programming, Programming Principles
★ 4.5 (75) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
★ 4.7 (52) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Application Frameworks, Back-End Web Development, Frontend Integration, Front-End Web Development, Hypertext Markup Language (HTML), MongoDB, User Interface (UI) Design, Secure Coding, Middleware, Bootstrap (Front-End Framework), jQuery, Javascript, Cascading Style Sheets (CSS)
★ 4.2 (67) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months