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: Code Reusability, Software Architecture, Object Oriented Design, Data-oriented programming, C# (Programming Language), Memory Management, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple Xcode, Apple iOS, Debugging, iOS Development, Performance Tuning, Integrated Development Environments, Swift Programming, Knowledge of Apple Software, Memory Management, Mobile Development Tools, Software Testing, Application Performance Management, Mobile Development, User Interface (UI)
Intermediate · 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 Testing, Performance Tuning, Performance Stress Testing, Model Optimization, Algorithms, Performance Analysis, Performance Metric, Memory Management, Theoretical Computer Science
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Test Driven Development (TDD), C and C++, C++ (Programming Language), Debugging, Maintainability, C (Programming Language), System Programming, Functional Design, Secure Coding, Software Architecture, Cross Platform Development, Memory Management, Interoperability, Performance Tuning, Network Troubleshooting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Other Programming Languages, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prometheus (Software), Kubernetes, Grafana, Scalability, Capacity Management, System Monitoring, Performance Tuning, Memory Management, Dashboard Creation, Query Languages, Distributed Computing, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, C and C++, Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management
Intermediate · Course · 1 - 4 Weeks

Sage Publications
Skills you'll gain: Social Media Strategy, Digital Media Strategy, Paid media, Social Media Marketing, Social Media, Social Media Management, Social Media Content, Service Recovery, Social Media Analytics, Marketing Communications, Digital Marketing, Employee Engagement, Earned Media, Marketing, Consumer Behaviour, Customer Complaint Resolution, Brand Management, Brand Loyalty, Drive Engagement, Content Creation
Beginner · Course · 3 - 6 Months

Skills you'll gain: Unity Engine, User Interface (UI), Scripting, UI Components, Game Design, User Interface (UI) Design, Animation and Game Design, Interactive Design, Performance Tuning, User Interface and User Experience (UI/UX) Design, Video Game Development, Artificial Intelligence, Data Structures, C# (Programming Language), Animations, Model Optimization, Virtual Reality, Event-Driven Programming, Memory Management
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Event-Driven Programming, Software Design Patterns, JavaScript Frameworks, Web Frameworks, Frontend Integration, Web Applications, Software Architecture, Dataflow, Programming Principles, Javascript, Data Pipelines, Data Mapping, Memory Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, Firewall, Virtual Machines, Virtual Networking, Cloud Hosting, TCP/IP, Identity and Access Management, Proxy Servers
Intermediate · Project · Less Than 2 Hours