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

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

Universitat Politècnica de València
Skills you'll gain: Computer Hardware, Computer Architecture, Networking Hardware, Hardware Architecture, Computer Systems, Information Technology, Data Storage, Hardware Troubleshooting, General Networking, Data Storage Technologies, Computer Networking, Mainframe Computing, Peripheral Devices, Wireless Networks, Infrastructure Security, Business Technologies, Memory Management
Intermediate · Course · 1 - 3 Months

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

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

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

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

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

Skills you'll gain: Interactive Design, File I/O, Computer Graphic Techniques, 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

Pragmatic AI Labs
Skills you'll gain: Serverless Computing, Amazon Web Services, Amazon S3, Rust (Programming Language), Other Programming Languages, Cloud-Native Computing, Cloud Deployment, Performance Tuning, Data Engineering, Computing Platforms, Event-Driven Programming, Performance Testing, Ruby (Programming Language), Cloud Computing, Development Environment, Application Deployment, Build Tools, Memory Management
Beginner · Course · 1 - 4 Weeks

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