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: Regional Sales, Benchmarking, Sales Training, Sales, Sales Pipelines, Competitive Intelligence, Sales Enablement, Marketing Automation, Market Intelligence, Trend Analysis, Sales Strategy, Sales Management, Sales Development, Lead Generation, Digital Brand Strategy, Customer Relationship Management (CRM) Software, Social Media Management, Global Marketing, Social Media, Earned Media
Beginner · Course · 1 - 4 Weeks

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: 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: Performance Tuning, Java, Memory Management, Computational Thinking, Algorithms, Java Programming, Data Structures, Scalability, Software Design Patterns, Programming Principles, Enterprise Architecture, Debugging, Management Consulting, Mitigation, Project Implementation
Advanced · 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, Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, C (Programming Language), Debugging, Data Structures, Software Engineering, Interoperability
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

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

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Network Security, Threat Detection, Proxy Servers, Network Monitoring, Intrusion Detection and Prevention, Network Troubleshooting, Firewall, Google Cloud Platform, Security Controls, Continuous Monitoring, Identity and Access Management, Virtual Networking, Cloud Infrastructure
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Continuous Monitoring, Network Security, Network Monitoring, Proxy Servers, Intrusion Detection and Prevention, Threat Detection, Firewall, Google Cloud Platform, Infrastructure Security, Cloud Security, Network Troubleshooting, Identity and Access Management, Cyber Security Policies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Network Troubleshooting, Proxy Servers, Network Monitoring, Cloud Security, Intrusion Detection and Prevention, Firewall, Google Cloud Platform, Threat Detection, Cybersecurity, Continuous Monitoring, Security Controls, Hardening, Identity and Access Management
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