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: 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: Redis, Data Persistence, Data Store, Data Storage Technologies, Performance Tuning, Transaction Processing, Operational Databases, Data Integrity, Server Administration, Servers, Scalability, Scripting Languages, Software Architecture, Memory Management, Scripting, Key Management, Configuration Management, Data Structures, Debugging
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), 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: Memory Management, Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, C (Programming Language), Debugging, Data Structures, Software Engineering, Interoperability
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

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

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Google Cloud Platform, Proxy Servers, Network Support, Server Side
Beginner · Project · Less Than 2 Hours

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: Model Optimization, Algorithms, Memory Management, Performance Testing, Resource Utilization, Scalability
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: Code Reusability, Software Architecture, Object Oriented Design, Data-oriented programming, C# (Programming Language), Memory Management, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Memory Management, Scalability
Beginner · Course · 1 - 4 Weeks