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.

Scrimba
Skills you'll gain: React.js, Code Reusability, UI Components, Maintainability, Javascript, Software Design Patterns, Programming Principles, Context Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, Web Design, Responsive Web Design, HTML and CSS, AI powered creativity, ChatGPT, Hypertext Markup Language (HTML), Web Design and Development, Vibe coding, Web Content, Web Development, Generative AI, Cascading Style Sheets (CSS), Development Environment, Javascript, Web Presence, Prompt Engineering, Software Development Tools, Back-End Web Development, Software Installation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Object-Relational Mapping, Java Programming, Database Design, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Jenkins, Git (Version Control System), Version Control, Selenium (Software), CI/CD, Test Automation, Test Script Development, Test Data, Unit Testing, Test Case, Software Testing, Test Execution Engine, Python Programming
Advanced · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Performance Stress Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Scenario Testing, System Testing, Scripting, Simulations, Scalability, Software Installation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Google Cloud Platform, Cloud Deployment, Web Services, Scalability, Data Management, Network Analysis
Beginner · Project · Less Than 2 Hours

O.P. Jindal Global University
Skills you'll gain: Sampling (Statistics), Statistical Programming, Statistical Analysis, Probability Distribution, Data Visualization, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Correlation Analysis, Regression Analysis, R (Software), R Programming, Probability & Statistics, Statistics, Statistical Modeling, Statistical Visualization, Statistical Inference, Classification And Regression Tree (CART), Probability, Big Data
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Software Testing, Test Tools, Development Testing, Test Case, .NET Framework, Test Automation, Integration Testing, Debugging, C# (Programming Language), Mockups, Data Access
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Software Architecture, Code Reusability, Embedded Systems, Memory Management, Systems Architecture, Software Design, Software Design Patterns, Performance Tuning, Secure Coding, Scalability, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tidyverse (R Package), Model Evaluation, Data Visualization, Clinical Data Management, Statistical Visualization, Data Preprocessing, Data Visualization Software, Model Deployment, Exploratory Data Analysis, Data Manipulation, Data Wrangling, Model Training, Predictive Modeling, Model Optimization, R Programming, Data Processing, R (Software), Ggplot2, Predictive Analytics, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Workflows, CrewAI, Prompt Engineering, AI Orchestration, Context Engineering, Agentic Workflows, Model Context Protocol, Generative AI Agents, LLM Application, Tool Calling, Agentic systems, Role-Based Access Control (RBAC), AI Security, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence, Prompt Patterns
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Web Design and Development, Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Web Development Tools, Responsive Web Design, Real Time Data, Frontend Performance, User Interface (UI), Secure Coding, Javascript, Data Access, Data Management, Application Deployment
Intermediate · Course · 1 - 4 Weeks