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.

JetBrains
Skills you'll gain: Application Development, Application Deployment, Generative AI Agents, Large Language Modeling, Software Development Tools, LLM Application, AI literacy, IntelliJ IDEA, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Code Review, Software Development, Software Development Life Cycle
★ 3.3 (9) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Data Analysis, Web Services, Data Structures, Application Programming Interface (API)
★ 4.3 (1.2K) · 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

University of Toronto
Skills you'll gain: Swift Programming, iOS Development, Apple Xcode, Mobile Development, Objective-C (Programming Language), Object Oriented Programming (OOP), Memory Management, Application Development, Development Environment, Programming Principles, Integrated Development Environments, Image Analysis, Computer Programming, Functional Design
★ 3.9 (1.4K) · Mixed · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Java, Data Persistence, Programming Principles, Data Store, Persistence
★ 5 (13) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Software Development
★ 4.9 (20) · Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Object Oriented Programming (OOP), Algorithms, Object Oriented Design, Software Engineering, Program Development, Matlab, Application Development, Computer Programming, Theoretical Computer Science, Programming Principles, Engineering Calculations, Mathematical Software, Engineering Analysis, Applied Mathematics, Numerical Analysis, Scripting, Performance Tuning, User Interface (UI)
★ 4.8 (435) · Intermediate · Course · 1 - 3 Months

EDUCBA
★ 5 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Python Programming, Computational Thinking, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Code Reusability, Data Structures, Data Processing, Computer Graphics, Data Manipulation, Development Environment
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, R (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Data Visualization, Data Processing, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, Knitr, Data Sharing, GitHub, Machine Learning
★ 4.6 (48K) · Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Memory Management, Programming Principles, Software Engineering, Debugging, Program Development, Data Structures, IntelliJ IDEA, Application Development, Software Development, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Event-Driven Programming, Distributed Computing, Java Programming, Java, OS Process Management, Scala Programming, Servers
★ 4.6 (507) · Intermediate · Course · 1 - 3 Months