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.

Skills you'll gain: React Native, Mobile Development, iOS Development, Apple iOS, Android Development, Mobile Development Tools, UI Components, Cross Platform Development, React Redux, Application Development, React.js, Application Frameworks, Development Environment, Debugging, Context Management, Software Development, Data Persistence, Command-Line Interface, Data Validation
★ 4.9 (24) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic Design, Graphic and Visual Design, Design Elements And Principles, Graphic and Visual Design Software, Digital Design, Creative Design, Design and Product, Event Management, Computer Programming
★ 4.6 (45) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Agentic systems, Generative AI Agents, Anthropic Claude, AI Integrations, Tool Calling, LLM Application, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard Creation, Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Application Development, Data Sharing, UI Components, User Interface (UI), Application Deployment
★ 4.9 (72) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Scatter Plots, Histogram, Data Visualization, Data Visualization Software, Graphing, Statistical Visualization, Data Analysis, Python Programming
★ 4.5 (30) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Test Script Development, Software Testing, Scenario Testing, Test Automation, Regression Testing, Continuous Integration, Test Tools, CI/CD, Test Engineering, Web Development Tools, Browser Compatibility, Continuous Deployment, Continuous Delivery, Test Execution Engine, GitLab, Debugging, User Interface (UI), Scalability, Context Management, Authentications
★ 1.5 (6) · Advanced · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Database Development, Relational Databases, SQL, Database Design, Database Management, Databases, Data Modeling, Query Languages, Web Development, Web Applications, Data Access, Data Integrity, Information Technology
★ 4.6 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploit development, Penetration Testing, Exploitation techniques, Scripting, Brute-force attacks, Scripting Languages, Shell Script, Python Programming, Program Development, Network Protocols, Data Persistence
★ 4.8 (13) · Advanced · Course · 1 - 3 Months

Universidad Nacional de Colombia
Skills you'll gain: Electrical Power, Electric Power Systems, Energy and Utilities, Time Series Analysis and Forecasting, Data Mining, Data Science, Statistical Methods, Python Programming, Data Processing, Applied Machine Learning, Computer Programming, Data Preprocessing, Exploratory Data Analysis, Mathematical Modeling, Artificial Neural Networks
★ 4.8 (35) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
★ 5 (38) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
★ 3.9 (14) · Intermediate · Specialization · 3 - 6 Months

Universidad Austral
Skills you'll gain: Financial Modeling, Time Series Analysis and Forecasting, Risk Modeling, Regression Analysis, Financial Forecasting, Predictive Modeling, Statistical Modeling, Financial Data, Forecasting, Finance, Trend Analysis, Predictive Analytics, Statistical Methods, R Programming, Financial Analysis, Statistical Analysis, Statistics, Probability & Statistics, Estimation, Probability Distribution
★ 4.5 (32) · Beginner · Course · 1 - 4 Weeks