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: Embedded Systems, Embedded Software, C (Programming Language), Code Reusability, Memory Management, Programming Principles, Data Structures, Development Environment
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Structures, Feature Engineering, MLOps (Machine Learning Operations), Java Programming, Java, Performance Tuning, Data Processing, Applied Machine Learning, System Monitoring, Scalability, Performance Analysis, Memory Management, Benchmarking, Graph Theory, Program Implementation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Oracle Databases, Operational Databases, Data Maintenance, SQL, Linux Administration, System Monitoring, Operating System Administration, Linux, Database Management, Linux Commands, File I/O, Data Migration, Database Architecture and Administration, Performance Testing, Data Storage Technologies, Scenario Testing, Data Storage, Memory Management
Advanced · Course · 1 - 3 Months

Pearson
Skills you'll gain: C++ (Programming Language), Code Reusability, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: vSphere DRS & HA, Storage vMotion, Virtual Machines, VMware ESX Servers, vCenter Server Management, vCenter Server, Virtualization and Virtual Machines, Memory Management, Capacity Management, Patch Management, Configuration Management, System Monitoring
Advanced · Course · 1 - 4 Weeks

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

Skills you'll gain: Data Validation, Data Quality, Data Integrity, Debugging, Data Pipelines, Test Automation, Root Cause Analysis, YAML, Generative AI, Test Tools, Anomaly Detection, AI Integrations, CI/CD, Python Programming, Reliability, Performance Tuning, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, AI Orchestration, Generative AI Agents, AI Workflows, LLM Application, Agentic systems, Tool Calling, Context Management, AI Integrations, Gemini, Data Persistence, Memory Management, Development Environment, Large Language Modeling, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Code Reusability, Functional Design, Memory Management, Software Documentation
Intermediate · Course · 3 - 6 Months

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

Skills you'll gain: Extensible Markup Language (XML), Android Development, Extensible Languages and XML, Android (Operating System), Memory Management, Mobile Development, Real Time Data, Data Integration, UI Components, User Interface (UI), User Interface (UI) Design, Performance Tuning, File Management
Mixed · Course · 1 - 4 Weeks

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