Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Duke University
Skills you'll gain: Rust (Programming Language), Containerization, Data Pipelines, CI/CD, Docker (Software), Jenkins, Application Deployment, DevOps, Continuous Integration, Hugging Face, Large Language Modeling, Test Case, Restful API, Serverless Computing, Generative AI, Memory Management, Command-Line Interface, Natural Language Processing, Computer Programming, Cloud Computing
★ 3.9 (317) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, AI Workflows, Generative Model Architectures, Fine-tuning, Model Deployment, AI Integrations, Hugging Face, Artificial Intelligence and Machine Learning (AI/ML), Computer Programming, Application Deployment, Memory Management, Object Oriented Programming (OOP), Context Management, API Testing, Model Optimization, User Interface (UI), Debugging
★ 3.8 (6) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Data Structures, C (Programming Language), Code Reusability, Development Environment, Program Development, Programming Principles, Computer Programming, Memory Management, Computer Programming Tools, Data Persistence, Algorithms, Data Management, Computational Logic
★ 4.7 (24) · Intermediate · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Structures, Secure Coding, Algorithms, Python Programming, Java Programming, Computer Architecture, Computer Programming, Java, Performance Tuning, Unix
★ 4.5 (259) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, File Management, Memory Management, Application Development, Maintainability, Computer Programming, Software Design, Development Environment, Programming Principles, Data Structures, Data Management, Integrated Development Environments, Software Installation
★ 4.6 (262) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Eclipse (Software), File I/O, File Management, Cascading Style Sheets (CSS), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Verification And Validation, Automation, UI Components, Memory Management, Data Structures
★ 4.7 (9) · Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Programming Principles, Software Design Patterns, Debugging, Computer Programming, Unit Testing, C (Programming Language), Algorithms, Graph Theory, Software Testing, Code Reusability, Memory Management, Computational Logic, Artificial Intelligence
★ 4.5 (9.6K) · Intermediate · Specialization · 3 - 6 Months
Dartmouth College
Skills you'll gain: Memory Management, Command-Line Interface, C (Programming Language), Linux Commands, Linux, Computer Programming Tools, Embedded Systems, File I/O, Programming Principles, Computer Engineering, Linux Servers, File Systems, Build Tools, Data Structures, Algorithms, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
★ 4.6 (455) · Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Cloud-Native Computing, Memory Management, Grafana, Web Applications, Program Development, Software Architecture, Development Environment, Programming Principles, Computer Programming, Other Programming Languages, Network Security, Data Sharing
★ 2.9 (46) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Virtual Machines, Memory Management
★ 4.7 (538) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Object Oriented Design, Java Programming, Java, Object Oriented Programming (OOP), Data Persistence, Software Design Patterns, Maintainability, Memory Management, Programming Principles, Code Reusability, Computer Programming, Oracle Databases, API Design, Software Design, Data Modeling, Data Management
Intermediate · Specialization · 3 - 6 Months