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.

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Computational Logic
★ 3.9 (12) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Decision Support Systems, Database Design, Relational Databases, Database Management, Database Theory, Database Systems, Database Development, Database Management Systems, SQL, Descriptive Statistics, Database Architecture and Administration, Statistics, Statistical Reporting, Statistical Analysis, Business Intelligence, Microsoft Excel, Data Processing, Extract, Transform, Load, Business Analytics, Data Manipulation
★ 4.5 (103) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Scientific Visualization, Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Statistical Programming
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting Languages, Scripting, Java, Java Programming, Server Side, Web Applications, Web Components
★ 4.7 (94) · Intermediate · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), Mobile Development, Mobile Development Tools, Android Development, Android (Operating System), Application Development, Image Analysis, Geographic Information Systems, 3D Assets, Geospatial Information and Technology, Computer Vision, Global Positioning Systems, Prototyping, Scripting
★ 4.3 (142) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Logistic Regression, Data Preprocessing, Applied Machine Learning, Data Import/Export, Data Mining, Python Programming, Data Access, Scikit Learn (Machine Learning Library), Predictive Modeling, Machine Learning Methods, Classification Algorithms, Machine Learning, Supervised Learning
★ 4.2 (57) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Portfolio Management, Plotly, Data Visualization, Portfolio Risk, Interactive Data Visualization, Investment Management, Exploratory Data Analysis, Plot (Graphics), Return On Investment, Financial Modeling, Financial Analysis, Statistical Analysis, Financial Data, Risk Modeling, Market Data, Finance, Equities, Data Analysis, Python Programming, Data Preprocessing
★ 4.6 (47) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Stored Procedure, Database Design, Git (Version Control System), Database Development, MySQL Workbench, MySQL, Databases, Database Application, Database Software, Database Management, Data Visualization Software, Version Control, Interactive Data Visualization, SQL, Code Review, Tableau Software, Data Modeling, Django (Web Framework), Project Management, Application Development
★ 3.9 (67) · Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Data Synthesis, Statistical Analysis, Data Analysis Software, Statistical Software, STATA (Software), R (Software), Data Integration, Data Ethics, Stata, R Programming, Sampling (Statistics), Statistical Modeling, Statistical Methods, Descriptive Statistics, Regression Analysis, Logistic Regression, Informed Consent
★ 4.2 (70) · Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: AWS SageMaker, MLOps (Machine Learning Operations), Microsoft Azure, Model Deployment, Data Engineering, Exploratory Data Analysis, Data Pipelines, Model Training, Amazon Web Services, Feature Engineering, Cloud Solutions, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Data Preprocessing, Cloud Deployment, Data Analysis, Applied Machine Learning, Machine Learning Methods, Machine Learning, Python Programming
★ 3.6 (60) · Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Applied Mathematics, Graphing, Numerical Analysis, Python Programming, Mathematical Software, Algebra, Derivatives, Model Optimization
★ 4.9 (46) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Build Tools, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Cloud Development, Web Services, Restful API, Systems Architecture, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks