Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), Memory Management, System Programming, Virtualization, Virtualization and Virtual Machines, Programming Principles, Application Programming Interface (API)
★ 4.5 (185) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Statistical Reporting, R (Software), Statistical Methods, Statistics, R Programming, Statistical Software, Statistical Analysis, Probability & Statistics, Statistical Programming, Data Analysis, Sampling (Statistics), Probability Distribution, Software Installation
★ 4.8 (2.8K) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Language Competency, Grammar, English Language, Language Learning
★ 4.8 (976) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Statistical Modeling, Statistical Methods, Statistical Inference, Statistical Programming, Statistical Analysis, Probability & Statistics, Regression Analysis, Data Analysis, R Programming, Statistical Software, Probability, Analysis, Data-Driven Decision-Making, Predictive Modeling, Model Evaluation, Probability Distribution
★ 3.8 (801) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Clinical Research Ethics, Database Design, Data Mapping, Clinical Informatics, Data Quality, Natural Language Processing, grep, Informatics, Text Mining, R Programming
★ 4.4 (502) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Marketing Automation, Customer Analysis, Email Marketing, Data-Driven Marketing, Customer Insights, Cross-Channel Marketing, Promotional Strategies, Marketing Effectiveness, Campaign Management, Promotions and Campaigns, Email Automation, Marketing Strategies, Personalized Campaigns, Product Lifecycle Management, Performance Measurement, Customer Retention, A/B Testing, E-Commerce, Sales, B2B Sales
Beginner · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Peer Review, Writing and Editing, Editing, Storytelling
★ 4.5 (796) · Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Apache Spark, Apache Hadoop, Data Integration, Big Data, Data Pipelines, Data Processing, Data Management, NoSQL, Database Management Systems, Analytics, Splunk, Database Systems, MongoDB, Pandas (Python Package), Query Languages, PostgreSQL
★ 4.4 (2.4K) · Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Test Case, Software Testing, Software Quality Assurance, Quality Assurance, Verification And Validation, Software Development Life Cycle, Software Development
★ 4.6 (448) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Development, Salesforce Object Query Language (SOQL), Force.com, Salesforce, Unit Testing, Code Coverage, Development Testing, Test Case, Application Programming Interface (API), Restful API, Web Services, Development Environment, Maintainability, Software Development Tools, Integrated Development Environments, Transaction Processing, Data Management, Software Installation
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Regression Analysis, R (Software), Statistical Programming, Statistical Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Data Analysis, Statistical Methods, Model Evaluation, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics, Statistical Hypothesis Testing
★ 4.8 (1.8K) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Active Listening, Oral Comprehension, Concision, Learning Strategies, Critical Thinking, English Language, Verbal Communication Skills, Detail Oriented, Public Speaking, Analytical Skills, Organizational Skills, Communication Strategies
★ 4.5 (987) · Intermediate · Course · 1 - 3 Months