R courses can help you learn data manipulation, statistical analysis, data visualization, and programming fundamentals. You can build skills in creating reproducible research, performing regression analysis, and implementing machine learning algorithms. Many courses introduce tools like RStudio and packages such as ggplot2 and dplyr, which enhance your ability to analyze datasets and present findings effectively.

Skills you'll gain: z/OS, Operating Systems, System Programming, Mainframe Computing, System Monitoring, Performance Tuning, System Configuration, OS Process Management, Data Storage, Systems Architecture, Capacity Management, Problem Management, Disaster Recovery, Computer Architecture, Data Access
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Restful API, Software Design, JSON, Software Testing
Intermediate · Course · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Chemical Engineering, Engineering Calculations, Numerical Analysis, Engineering, Engineering Analysis, Differential Equations, Mechanical Engineering, Simulation and Simulation Software, Applied Mathematics, NumPy, Scientific Methods, Mathematical Modeling, Python Programming, Plot (Graphics), Algorithms
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: SQL, Database Management, Database Design, Relational Databases, Databases, Query Languages, Performance Tuning, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Testing, Threat Modeling, Security Controls, Vulnerability Assessments, Authorization (Computing), Cryptography, Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS SageMaker, Model Evaluation, Applied Machine Learning, Classification Algorithms, Amazon Web Services, Machine Learning Methods, Predictive Modeling, Machine Learning, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: OpenAI, Code Review, Integrated Development Environments, Tool Calling, Cloud Development, Prompt Engineering, Computer Programming Tools, AI Workflows, Development Environment, Context Management, Command-Line Interface, Generative AI, Software Technical Review, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Snowflake Schema, Data Pipelines, Apache Airflow, Data Security, Data Governance, Extract, Transform, Load, Apache Kafka, Performance Tuning, Data Warehousing, Amazon S3, Amazon Web Services, Real Time Data, SQL
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Frontend Performance, React.js, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Web Development, Web Design, Cascading Style Sheets (CSS), Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, CI/CD, Test Automation, Test Script Development, Test Tools, Browser Compatibility, Test Data, Java, SQL, MySQL
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Deepseek, Hugging Face, Large Language Modeling, LLM Application, AI Personalization, ChatGPT, Deep Learning, Open Source Technology, AI Enablement, Model Deployment, Business Modeling, Applied Machine Learning, Analytical Skills, Application Programming Interface (API), Business Process Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon DynamoDB, Identity and Access Management, Database Management, Database Administration, NoSQL, Serverless Computing, Database Architecture and Administration, Authentications, Operational Databases, Cloud Security, Event-Driven Programming, AWS Kinesis, Cloud Applications, Amazon CloudWatch, Encryption, Load Balancing, Data Security, Key Management
Intermediate · Course · 1 - 4 Weeks