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.

LearnQuest
Skills you'll gain: Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Database Design, Data Persistence, Data Access, Java, Relational Databases, Data Mapping, Java Programming, JUnit, SQL, Query Languages, Software Versioning
★ 5 (13) · Intermediate · Course · 1 - 4 Weeks
University of Alberta
Skills you'll gain: Agile Software Development, Agile Product Development, Requirements Analysis, Process Driven Development, Agile Methodology, Software Development, Product Management, Application Lifecycle Management, Software Engineering, Technical Product Management, Software Development Methodologies
★ 4.4 (42) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Box Plots, Plot (Graphics), Seaborn, Data Visualization, Statistical Visualization, Data Visualization Software, Pandas (Python Package), Scatter Plots, Data Presentation, Data Import/Export, Histogram, Python Programming, Data Manipulation, Data Analysis, Data Structures
★ 3.9 (9) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Incident Management, Cyber Threat Hunting, Microsoft Azure, Incident Response, Security Management, Cyber Threat Intelligence, Threat Detection, Security Information and Event Management (SIEM), AI Integrations, Data Integration, ChatGPT, Automation, Query Languages, Dashboard Creation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Secure Coding, PHP (Scripting Language), Web Applications, Operational Databases, Data Management, Generative AI, Web Development, AI Enablement, ChatGPT, Application Development, Application Security, Microsoft Visual Studio, Cascading Style Sheets (CSS), SQL
★ 4.7 (6) · Intermediate · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Model Evaluation, Predictive Modeling, Regression Analysis, R Programming, Statistical Methods, Statistics, Predictive Analytics, Data Modeling, Probability & Statistics, Statistical Hypothesis Testing, Statistical Inference, Model Training, R (Software), Statistical Programming, Correlation Analysis
★ 4.7 (6) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Query Languages, Software Installation, Performance Tuning, Distributed Computing, Scripting, Data Modeling, Application Programming Interface (API), Cloud Deployment
★ 3.6 (14) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Operations Research, Network Model, Excel Macros, Decision Making, Strategic Decision-Making, Microsoft Excel, Transportation, Supply Chain, and Logistics, Transportation Operations, Excel Formulas, Model Optimization, Business Modeling, Business Analytics, Financial Modeling, Portfolio Management
Intermediate · Course · 1 - 3 Months

Google DeepMind
Skills you'll gain: Google Gemini, Gemini, Generative AI Agents, AI Orchestration, LLM Application, Token Optimization, Agentic Workflows, AI Integrations, Google Cloud Platform, Tool Calling, Agentic systems, Generative Model Architectures, AI Security, Cloud Deployment, Prompt Engineering, Application Programming Interface (API), Application Deployment, Secure Coding, Data Structures
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), R Programming, Statistical Programming, Statistical Analysis, Statistical Software, Data Analysis Software, Debugging, Software Installation, Data Access, Simulations, Programming Principles, Data Import/Export, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Data Validation, Pivot Tables And Charts, Microsoft Excel, Data Visualization, Scatter Plots, Histogram, Data Integrity, Excel Formulas, Spreadsheet Software, Analysis, Forecasting, Data Analysis Software, Data Analysis, Debugging, Visual Basic (Programming Language), Automation
★ 4.9 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Android Studio, Android Development, Kotlin, Interactive Design, Object Oriented Programming (OOP), Code Reusability, User Interface (UI) Design, Mobile Development, Android (Operating System), Object Oriented Design, UI Components, Relational Databases, Maintainability, Program Development, PostgreSQL, Database Design, Database Development, Application Development, Application Design, Development Environment
★ 4.9 (24) · Beginner · Specialization · 1 - 3 Months