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.

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Big Data, Analytics, Query Languages, Google Cloud Platform, Data Processing, Data Analysis, Data Integration, Time Series Analysis and Forecasting
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Computer Graphics, Animation and Game Design, Image Quality, Performance Tuning
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Interactive Design, Color Theory, User Interface (UI), Web Development
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Prometheus (Software), Data Processing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud API, Google Cloud Platform, Application Programming Interface (API), Multilingualism, Language Interpretation, Translation, and Studies, Cloud Computing
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Core Data (Software), iOS Development, Secure Coding, Application Deployment, Scalability, Swift Programming, Performance Tuning, Application Security, Debugging, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security, SQL
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Plotly, Seaborn, Data Visualization Software, Data Visualization, Statistical Visualization, Interactive Data Visualization, Scatter Plots, Box Plots, Heat Maps, Histogram
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, SQL, Databases
Intermediate · Course · 1 - 3 Months

SAE Institute México
Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Programming Principles
Beginner · Course · 1 - 4 Weeks