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.

Edureka
Skills you'll gain: Event-Driven Programming, Software Design Patterns, JavaScript Frameworks, Web Frameworks, Frontend Integration, Web Applications, Software Architecture, Dataflow, Programming Principles, Javascript, Data Pipelines, Data Mapping, Memory Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, Firewall, Virtual Machines, Virtual Networking, Cloud Hosting, TCP/IP, Identity and Access Management, Proxy Servers
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Model Optimization, PyTorch (Machine Learning Library), Model Training, Distributed Computing, Data Pipelines, Performance Tuning, Deep Learning, AI Workflows, Scalability, LLM Application, Memory Management, Hardware Architecture, Machine Learning
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Object Oriented Design, Rust (Programming Language), Object Oriented Programming (OOP), Software Design Patterns, Code Reusability, API Design, Theoretical Computer Science, Python Programming, Verification And Validation, System Programming, Secure Coding, Performance Tuning, Performance Testing, Algorithms, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Nginx, Load Balancing, Performance Tuning, Scalability, Web Servers, Proxy Servers, Web Applications, Security Controls, Authentications, Back-End Web Development, Server Administration, Application Servers, Servers, Linux Administration, Software Installation
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), LLM Application, Amazon Bedrock, Cross Platform Development, AI Workflows, Event-Driven Programming, Systems Architecture, TypeScript, Software Architecture, Application Deployment, Natural Language Processing, Artificial Intelligence, Memory Management, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Android Development, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Application Security, Data Loss Prevention, Network Security, Exploitation techniques, Memory Management, File Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Development Environment, Game Design, Data Management, Scalability, Performance Tuning, Memory Management
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Generative AI Agents, Prompt Engineering, Google Gemini, Generative AI, AI Enablement, AI Product Strategy, Prompt Engineering Tools, Google Cloud Platform, AI Integrations, Agentic systems, Organizational Strategy, Innovation, Organizational Change, Large Language Modeling, Proxy Servers, Customer Engagement
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Test Driven Development (TDD), C and C++, C++ (Programming Language), Debugging, Maintainability, C (Programming Language), System Programming, Functional Design, Secure Coding, Software Architecture, Cross Platform Development, Memory Management, Interoperability, Performance Tuning, Network Troubleshooting
Beginner · Course · 1 - 3 Months
Skills you'll gain: Performance Tuning, Java, Memory Management, Computational Thinking, Algorithms, Java Programming, Data Structures, Scalability, Software Design Patterns, Programming Principles, Enterprise Architecture, Debugging, Management Consulting, Mitigation, Project Implementation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Performance Testing, Performance Tuning, Performance Stress Testing, Model Optimization, Algorithms, Performance Analysis, Performance Metric, Memory Management, Theoretical Computer Science
Intermediate · Course · 1 - 4 Weeks