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.

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

Skills you'll gain: Authorization (Computing), Devops Tools, Proxy Servers, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Disaster Recovery, Configuration Management, Cryptographic Protocols, Data Centers, Distributed Computing, Security Controls, Key Management, Service Management, Data Store, Authentications, Encryption, Scalability
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Microarchitecture, Program Development, Distributed Computing, Performance Testing, Algorithms, Memory Management, C (Programming Language)
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, C and C++, Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Test Driven Development (TDD), C and C++, C++ (Programming Language), Debugging, Maintainability, C (Programming Language), Software Design Patterns, 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: OAuth, Authentications, Cloud Security, Authorization (Computing), Identity and Access Management, Google Cloud Platform, Cloud Management, Proxy Servers
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Development Environment, Game Design, Data Management, Scalability, Performance Tuning, Memory Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Containerization, Model Optimization, Performance Tuning, Memory Management, Docker (Software), Java, Java Programming, Artificial Intelligence and Machine Learning (AI/ML), Analysis, Data Structures
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Modeling, Python Programming, Object Oriented Programming (OOP), Data Persistence, Context Management, Data Structures, Memory Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Brand Awareness, Social Media Marketing, Crisis Management, Social Media Analytics, Brand Marketing, Social Media, Branding, Brand Management, Marketing Effectiveness, Advertising Campaigns, Social Media Campaigns, Brand Strategy, Public Relations, Brand Loyalty, Earned Media, Customer Insights, Text Mining, Case Studies, Content Performance Analysis, Marketing Strategies
Intermediate · Course · 1 - 4 Weeks

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: Memory Management, C++ (Programming Language), C (Programming Language), Objective-C (Programming Language), Object Oriented Programming (OOP), Software Design Patterns, Debugging
Intermediate · Course · 1 - 3 Months