Computer courses can help you learn programming languages like Python and Java, data structures, algorithms, and web development fundamentals. You can build skills in software design, debugging, and database management, along with understanding cybersecurity principles. Many courses introduce tools such as Git for version control, SQL for database queries, and frameworks like React for building user interfaces, demonstrating how these skills are applied in real-world projects.

Packt
Skills you'll gain: Ajax, JavaScript Frameworks, Web Applications, Javascript, Web Development Tools, Model View Controller, Event-Driven Programming, UI Components, HTML and CSS, Data Mapping, User Interface (UI), Routing Protocols, Restful API
Intermediate · Course · 1 - 4 Weeks

Khalifa University
Skills you'll gain: Data Strategy, Customer Relationship Management (CRM) Software, AI Personalization, AI Enablement, Sales Enablement, Model Deployment, Feature Engineering, Data Governance, Responsible AI, Model Evaluation, Data Preprocessing, Transfer Learning, Data Quality, Customer Data Management, Sales Management, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Reinforcement Learning, Natural Language Processing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Serverless Computing, Cloud API, API Gateway, Application Development, Google Cloud Platform, Authentications, Application Programming Interface (API), Identity and Access Management, Event-Driven Programming, Node.JS, Restful API, Microservices, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Presentations, Graphic Design, Data Visualization, Marketing Materials, Social Media Content, Social Media Marketing, Content Creation, Marketing Design, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Javascript, Restful API, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Hibernate (Java), Apache Maven, Model View Controller, Spring Framework, Relational Databases, Database Design, MySQL, Java, Full-Stack Web Development, Database Development, Authentications, Web Applications, Application Frameworks, Back-End Web Development, Data Validation, Data Modeling
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Role-Based Access Control (RBAC), Code Review, Continuous Integration, Software Quality Assurance, Software Technical Review, CI/CD, White-Box Testing, Apache Maven, GitHub, PostgreSQL, Software Engineering, Software Development, Git (Version Control System), Building Codes
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Applied Mathematics, Mathematical Modeling, Trigonometry, Probability, Advanced Mathematics, Data Analysis, Logical Reasoning, General Mathematics, Probability Distribution, Mathematical Theory & Analysis, Descriptive Statistics, Arithmetic, Statistics, Engineering Calculations, Calculus, Visualization (Computer Graphics), Geometry, Analytical Skills
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Routing Protocols, System Configuration, Software Architecture, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Servers, Network Troubleshooting, Linux Servers, Virtualization, Hardware Troubleshooting, Operating System Administration, Virtual Machines, IT Automation, Remote Access Systems, Security Controls, Networking Hardware, System Support, Computer Hardware, Data Storage, Data Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Responsive Web Design, Front-End Web Development, React.js, HTML and CSS, UI Components, Web Design and Development, JavaScript Frameworks, Web Development, TypeScript, Context Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Channel, Marketing Effectiveness, Sales Strategy, Sales Process, Facebook, Sales, Marketing, Lead Generation, Campaign Management, Marketing Analytics, Social Media Marketing, Web Analytics, Business Strategy, Analytics
Beginner · Guided Project · Less Than 2 Hours