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.

Coursera
Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Debugging, Automation, Web Scraping, Software Testing, Web Development Tools, Test Case, Browser Compatibility, Test Data, Data Validation
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Bayesian Network, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Applied Machine Learning, Probability & Statistics, Statistical Methods, Social Network Analysis, Applied Mathematics, Simulations, Data Science, Markov Model
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Preprocessing, Operations Research, NumPy, Data Manipulation, Supply Chain, Data Transformation, Pandas (Python Package), Data Analysis, Data Cleansing, Data Science, Jupyter, Programming Principles, Python Programming, Pivot Tables And Charts, Applied Machine Learning, Plot (Graphics), Data Structures, Scripting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Cross Platform Development, Mobile Development, UI Components, Mobile Development Tools, Animations, Object Oriented Programming (OOP), Programming Principles, Data Storage, Cloud Storage, Application Deployment, Responsive Web Design, User Interface (UI), Development Environment, Integrated Development Environments
Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Power BI, Data Visualization, Data Analysis Expressions (DAX), Matplotlib, Plotly, Data Analysis, Exploratory Data Analysis, Seaborn, SQL, Pandas (Python Package), Probability & Statistics, Regression Analysis, Machine Learning, Statistical Hypothesis Testing, Python Programming, Data Transformation, Feature Engineering, Data Integration, NumPy, Web Scraping
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Cloud Engineering, Command-Line Interface, Data Pipelines, CI/CD, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Linux, Scripting, Unix Commands, DevOps, Scripting Languages, File Management, Unix, Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Angular, Test Driven Development (TDD), Web Components, HTML and CSS, Web Development, Software Testing, Cascading Style Sheets (CSS), Front-End Web Development, Development Environment, UI Components, Javascript, Data Persistence, Event-Driven Programming, Data Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Star Schema, Microsoft SQL Servers, Database Design, Relational Databases, SQL, Data Warehousing, Query Languages, Database Architecture and Administration, Data Integrity, Power BI, Business Intelligence, Performance Tuning, Generative AI
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Web Development Tools, Data Structures, Javascript, Scripting, Scripting Languages, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: TypeScript, Node.JS, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Data Validation, Web Design, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Metasploit, Open Web Application Security Project (OWASP), Linux, Penetration Testing, Vulnerability Scanning, Command-Line Interface, Exploitation techniques, Scripting, Vulnerability Assessments, Brute-force attacks, General Networking, Python Programming, Web Applications, Cybersecurity, Data Ethics, Firewall, Network Security, Wireless Networks, System Configuration
Beginner · Specialization · 3 - 6 Months