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: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Data Import/Export, Web Components, Business Process Automation, Data Validation, Web Services, Relationship Management, Workflow Management, UI Components, Data Access, Automation, Application Security, Test Script Development, Secure Coding, Web Development, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Graph Theory, Computational Thinking, Data Structures, Algorithms, Problem Solving, Programming Principles, Computer Programming, Theoretical Computer Science, Javascript, Solution Design, Performance Tuning, Memory Management
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Fine-tuning, Hugging Face, LLM Application, Model Optimization, Large Language Modeling, MLOps (Machine Learning Operations), Generative AI, AI Product Strategy, Transfer Learning, Model Training, Applied Machine Learning, AI Personalization, Model Evaluation, Performance Tuning, Model Based Systems Engineering, Memory Management, Program Evaluation, Analysis, Probability Distribution
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, Generative AI Agents, Agentic Workflows, Embeddings, ChatGPT, Agentic systems, Vector Databases, Generative AI, Artificial Intelligence, Memory Management, Context Management, Model Evaluation, Application Programming Interface (API), Python Programming, Document Management, Scalability, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Software Design, C and C++, C++ (Programming Language), Object Oriented Design, Software Architecture, Code Reusability, Programming Principles, Object Oriented Programming (OOP), Prototyping, Memory Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Cloud Deployment, Amazon Web Services, Cloud Management, Cloud Computing, User Accounts, Cloud Infrastructure, Cloud Technologies, User Provisioning, Public Cloud, Cloud Services, Cloud Platforms, Servers, Linux Servers, Cloud Security, Server Administration, Systems Administration, Cloud Storage, Docker (Software)
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Containerization, Other Programming Languages, Go (Programming Language), Application Deployment, Docker (Software), Embedded Systems, C and C++, Cross Platform Development, Performance Tuning, Interoperability, Memory Management, Command-Line Interface, Software Engineering, Data Engineering
Beginner · Course · 1 - 3 Months

Skills you'll gain: Go (Programming Language), Memory Management, Debugging, Code Reusability, Object Oriented Programming (OOP), Other Programming Languages
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Apple software proficiency, Back-End Web Development, Performance Tuning, Application Security, Debugging, Knowledge of Apple Software, Build Tools, Application Performance Management, Application Programming Interface (API), Encryption, JSON, Memory Management
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Java Programming, Java, Memory Management, Object Oriented Design, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Computational Logic, API Design, Data Structures
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Failure Analysis, Root Cause Analysis, Analysis, Memory Management, Complex Problem Solving, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Generative AI Agents, AI Integrations, Agentic systems, Context Engineering, Agentic Workflows, Application Deployment, Token Optimization, Tool Calling, LLM Application, Context Management, Enterprise Architecture, Responsible AI, Model Evaluation, Large Language Modeling, Memory Management, Routing Protocols
Beginner · Course · 1 - 3 Months