Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

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

Skills you'll gain: Maintainability, Code Review, Software Architecture, Software Design, Object Oriented Design, Debugging, Testability, Programming Principles, Scalability
Intermediate · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Terraform, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Computing Architecture, Amazon S3, Cloud Deployment, Amazon Elastic Compute Cloud, Database Management, Scalability, Virtual Machines, Databases, Virtualization, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Data Processing, Cascading Style Sheets (CSS), JSON, Data Capture, Application Programming Interface (API), MongoDB, Data Storage, Hypertext Markup Language (HTML)
Beginner · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Data Dictionary, Data Manipulation, Data Access, Data Processing, Python Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mergers & Acquisitions, Financial Modeling, Business Valuation, Financial Analysis, Investment Banking, Financial Forecasting, Case Studies, Corporate Strategy, Plan Execution, Cash Flows
Mixed · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linear Algebra, Applied Mathematics, Numerical Analysis, Artificial Intelligence, Machine Learning, Machine Learning Methods, Artificial Neural Networks, Dimensionality Reduction, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: NumPy, Plot (Graphics), Pandas (Python Package), Scientific Visualization, Data Manipulation, Scatter Plots, Machine Learning, Data Science, Data Analysis Software, Histogram, Numerical Analysis, Linear Algebra, Probability Distribution, Classification Algorithms, Regression Analysis
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Video Editing, Cinematography
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Vocabulary, Critical Thinking, Deductive Reasoning, Problem Solving, Grammar, English Language, Analytical Skills, Learning Strategies, Verbal Communication Skills, Complex Problem Solving, Decision Making, Communication
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Lesson Planning, Peer Review, Syllabus Development, Writing, Course Development, Developing Training Materials
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, PL/SQL, Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Database Management Systems, Stored Procedure, Database Design, SQL, Data Storage, Data Management, Performance Tuning, Data Integrity, Security Controls, Authorization (Computing), Identity and Access Management, System Monitoring, User Accounts
Mixed · Course · 1 - 3 Months