Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

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

Packt
Skills you'll gain: Node.JS, File I/O, Javascript, Event-Driven Programming, Web Applications, Web Servers, Software Installation, Server Side, Application Development, JSON, Real Time Data, Command-Line Interface, TCP/IP, OS Process Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, Game Design, Performance Tuning, Video Game Development, Performance Testing, Programming Principles, No-Code Development, Object Oriented Design
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), Mockups, Web Development, Web Design, Cascading Style Sheets (CSS), Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Maven, Java, Java Platform Enterprise Edition (J2EE), Object Oriented Design, Hibernate (Java), Unit Testing, File I/O, Docker (Software), Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design, Maintainability, System Configuration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Amazon Redshift, Amazon Web Services, SQL, Data Warehousing, Cloud Services, Data Management, Data Analysis
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Penetration Testing, Security Testing, Cybersecurity, Network Security, Brute-force attacks, TCP/IP, Network Monitoring, Vulnerability Assessments, Servers, Network Analysis, Network Protocols
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Applications, Cloud API, Google Cloud Platform, Cloud Deployment, Application Deployment, Application Programming Interface (API), Cloud Management, Data Management
Beginner · Project · Less Than 2 Hours

Northwestern University
Skills you'll gain: Robotics, Mathematical Modeling, Computer Programming Tools, Simulation and Simulation Software, Mechanics, Torque (Physics), Algorithms, Applied Mathematics, Differential Equations, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Retrospectives, Agile Methodology, Agile Project Management, Change Management, Agile Software Development, Organizational Change, Team Management, Team Building, Leadership Studies, Sprint Planning, Project Management Software, Continuous Improvement Process, Communication
Intermediate · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Warehousing, SQL, Data Management, Database Management, Google Cloud Platform, Data Integration, Data Migration, Big Data, Data Import/Export, Data Storage, Google Analytics
Beginner · Project · Less Than 2 Hours