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.

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Advertising, Advertising Campaigns, Marketing Communications, Media Strategy, Paid media, Owned Media, Customer Advocacy, Journey Mapping, Branding, Marketing, Digital Media Strategy, Earned Media, Search Engine Optimization, Brand Management, Customer Engagement, Content Development and Management, Digital Advertising, Brand Strategy, Brand Awareness
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Object Oriented Design, Memory Management, Software Design Patterns, Functional Design
Intermediate · Course · 3 - 6 Months

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 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: C and C++, File I/O, Memory Management, Code Reusability, Computer Programming Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Object Oriented Design, Java, Development Environment, Computer Programming, Programming Principles, Data Persistence, Integrated Development Environments, Memory Management, Debugging, File Management, Application Development, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Press Releases, Earned Media, Media Relations, Copywriting, Media and Communications, Public Relations, Media Strategy, Marketing and Public Relations, Promotional Strategies, Product Promotion, Brand Awareness, Case Studies, Professional Networking
Mixed · 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

Skills you'll gain: Driving engagement, Social Media Strategy, Content Marketing, Social Media Marketing, Customer Engagement, Brand Marketing, Marketing Communications, Marketing Effectiveness, Social Media, Marketing Strategies, Cross-Channel Marketing, Shared Media, Marketing, Promotional Strategies, Digital Marketing, Strategic Communication, Earned Media, Digital Marketing Campaigns, Target Audience, Campaign Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce, Web Services, Test Script Development, Memory Management, Unit Testing, Development Testing, Debugging, Code Reusability, Simple Object Access Protocol (SOAP), Object Oriented Programming (OOP), Data Management, Performance Tuning, Relationship Management
Intermediate · Course · 3 - 6 Months