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.

Google Cloud
Skills you'll gain: Cloud API, Cloud Deployment, Application Programming Interface (API), Restful API, Google Cloud Platform, Cloud Applications, Web Services, Proxy Servers, Javascript, Data Store, Code Reusability
Beginner · Project · Less Than 2 Hours

Skills you'll gain: LangChain, Generative AI Agents, Agentic Workflows, LLM Application, Data Persistence, Agentic systems, Memory Management, Retrieval-Augmented Generation, AI Personalization, Data Storage, Context Management, Vector Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Object Oriented Design, Java, Development Environment, Computer Programming, Programming Principles, Data Persistence, Integrated Development Environments, Memory Management, Debugging, File Management, Application Development, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Deployment, Amazon CloudWatch, Serverless Computing, Scalability, Application Deployment, Performance Tuning, Event-Driven Programming, Virtual Networking, Event Monitoring, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce, Web Services, Test Script Development, Memory Management, Unit Testing, Development Testing, Debugging, Code Reusability, Simple Object Access Protocol (SOAP), Object Oriented Programming (OOP), Data Management, Performance Tuning, Relationship Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Operational Databases, Data Maintenance, Database Architecture and Administration, Database Management Systems, Memory Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Model Training, Version Control, AI Workflows, Software Configuration Management, Jupyter, Memory Management, Package and Software Management, Resource Utilization, Virtual Environment
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Nginx, Web Servers, Apache, Ansible, Server Administration, Proxy Servers, Linux Servers, Application Servers, Docker (Software), System Configuration, PHP (Scripting Language), Containerization, Cloud Infrastructure, Software Installation, Configuration Management, Performance Tuning, Scalability
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Graph Theory, Object Oriented Design, C (Programming Language), Artificial Intelligence, Algorithms, Machine Learning Algorithms, Data Structures, Game Design, Memory Management, Simulations, Software Design, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Memory Management
Advanced · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, Amazon Redshift, Database Architecture and Administration, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Relational Databases, Data Warehousing, Real Time Data, Scalability, Proxy Servers, Capacity Management
Intermediate · Course · 1 - 4 Weeks