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: Feature Engineering, Data Cleansing, Data Visualization, Data Preprocessing, Logistic Regression, Model Training, Predictive Modeling, Statistical Machine Learning, Applied Machine Learning, Data Processing, Scikit Learn (Machine Learning Library), Supervised Learning, Machine Learning, Machine Learning Methods, Model Evaluation, Classification Algorithms, Data Science, Python Programming
★ 4.8 (19) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Feature Engineering, Data Visualization Software, Data Cleansing, Classification And Regression Tree (CART), Random Forest Algorithm, Decision Tree Learning, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Data Wrangling, Data Preprocessing, Data Science, Model Training, Machine Learning, Machine Learning Algorithms, Python Programming
★ 4.6 (13) · Beginner · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Plot (Graphics), Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Infrastructure, Data Pipelines, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Cloud Technologies, Artificial Intelligence and Machine Learning (AI/ML), SQL
★ 4.3 (52) · Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: TypeScript, Object Oriented Design, Object Oriented Programming (OOP), Programming Principles, Software Design, Computer Programming, Software Architecture, Code Reusability, Debugging, Maintainability, Software Development, Javascript, Web Development Tools, Web Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Statistical Programming, Probability Distribution, Data Analysis, Statistical Software, Markov Model, Data Science, Statistical Modeling, Statistics, Statistical Inference, Probability, Correlation Analysis, R Programming
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Debugging, Unity Engine, Program Development, Unreal Engine, Programming Principles, Integrated Development Environments, Computer Programming, C# (Programming Language), Scripting Languages, Scripting
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Star Schema, Data Modeling, Data Quality, Data Pipelines, Database Design, Data Mart, Data Validation, Analytics, Extract, Transform, Load, Data Analysis, Data Warehousing, Data Transformation, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Maintainability, Debugging, Style Guides, Software Documentation, Programming Principles, Quality Assurance
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Matplotlib, Seaborn, Exploratory Data Analysis, Data Visualization, Pandas (Python Package), Plot (Graphics), Statistical Visualization, Data Visualization Software, Analysis, Data Analysis, Statistical Analysis, Python Programming
★ 4.3 (6) · Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Agentic systems, Generative AI Agents, LangChain, LLM Application, AI Integrations, Software Architecture, Systems Architecture, Software Design, Data Validation, Data Persistence, Context Management, Scalability, Systems Integration, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, AI Workflows, Embeddings, AI Integrations, Large Language Modeling, Graph Theory, Query Languages, Graphing, Interactive Data Visualization, Data Processing, Development Environment
★ 4.9 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Prompt Patterns, Tool Calling, Generative AI Agents, Embeddings, Agentic systems, Application Development, Agentic Workflows, Query Languages, Data Pipelines, Data Persistence
★ 3.8 (6) · Intermediate · Course · 1 - 4 Weeks