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: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Development Environment, Computer Programming, File I/O, Code Reusability, Data Structures, System Programming, Data Access, Command-Line Interface, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Documentation, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
★ 4.4 (47) · Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Exploitation techniques, Application Security, Vulnerability Assessments, Extensible Markup Language (XML), Threat Detection
★ 4.8 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (19) · Intermediate · Specialization · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Descriptive Statistics, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Statistical Programming, Data-Driven Decision-Making, Data Analysis, Simulations, Statistical Methods, Rmarkdown, Data Cleansing, Box Plots, Plot (Graphics)
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: User Interface (UI), User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), UI Components, Secure Coding, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, JavaScript Frameworks, Database Management, Hypertext Markup Language (HTML), Software Architecture, Development Environment, Software Testing, Development Testing, NoSQL, API Design
★ 3.9 (31) · Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
★ 2.7 (36) · Intermediate · Specialization · 3 - 6 Months

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Frameworks, Secure Coding, Server Side, Web Applications, Web Development, NoSQL, Front-End Web Development, Web Development Tools, Web Servers, Postman API Platform, Application Programming Interface (API), API Design, Javascript, Database Systems
★ 4.6 (91) · Beginner · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Medical Practice Management Software, Copayment Collection and Processing, Information Management, Patient Flow, ICD Coding (ICD-9/ICD-10), Clinical Documentation, Care Coordination
★ 4.3 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Data Loss Prevention, Mobile Security, DevSecOps, MLOps (Machine Learning Operations), Vulnerability Scanning, Model Optimization, Incident Response, LLM Application, Hardening, Application Security, Anomaly Detection, Responsible AI, Security Controls, Data Security, CI/CD, Infrastructure Security, Continuous Monitoring, Penetration Testing, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: SQL, Database Management Systems, Relational Databases, Database Management, Databases, Database Theory, Query Languages, Data Integrity, Secure Coding, Data Manipulation
★ 3.3 (10) · Beginner · Course · 1 - 3 Months