Back end courses can help you learn server-side programming, database management, API development, and cloud computing. You can build skills in data modeling, performance optimization, and security practices. Many courses introduce tools like Node.js, Express, and SQL databases, along with methods for integrating third-party services and managing user authentication.

Rice University
Skills you'll gain: Java Programming, Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Performance Testing, Functional Design, Graph Theory
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: WordPress, Search Engine Optimization, Web Analytics and SEO, Blogs, Content Optimization, Web Analytics, Content Performance Analysis, Web Content, Keyword Research, Content Management, Marketing, Analytics, Web Design, Web Development, User Experience
Advanced · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Web Development, Hypertext Markup Language (HTML), Software Development Tools, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Global Positioning Systems, Estimation, Robotics, Mathematical Modeling, Linear Algebra
Advanced · Course · 1 - 3 Months

Skills you'll gain: Persona Development, Prospecting and Qualification, Target Audience, Facebook, Target Market, Earned Media, Social Media Marketing, Social Media Content, Web Presence, Social Media, Business Marketing, Drive Engagement, Marketing, Online Advertising, Content Creation
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Finite Element Methods, Engineering Analysis, Mathematical Software, Numerical Analysis, Mathematical Modeling, Advanced Mathematics, C++ (Programming Language), Structural Engineering, Integral Calculus, Computer Programming
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Scripting, Linux Commands, Unix Commands, Scripting Languages, Command-Line Interface, Linux, File Management, Unix, File Systems, Systems Administration
Beginner · Guided Project · Less Than 2 Hours
Rice University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Methods, Regression Analysis, Statistical Analysis, Statistical Modeling, Statistical Inference, Business Analytics, Microsoft Excel, Model Evaluation, Estimation, Data Analysis, Analytics, Data Transformation
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Infographics, Storyboarding, Canva (Software), Prompt Engineering, Copywriting, Marketing Collateral, Generative AI, Visual Storytelling, Content Optimization, AI powered creativity, Content Creation, Animations, Marketing Strategies, Motion Graphics, ChatGPT, Graphic Design, Brand Awareness, Artificial Intelligence, Search Engine Optimization, Machine Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: IT Service Management, Technical Support and Services, Technical Support, Service Level, Service Management, Help Desk Support, Customer Service, End User Training and Support, Remote Access Systems, Issue Tracking, Technical Communication, Technical Documentation
Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: electromagnetics, Electrical Engineering, Differential Equations, Physics, Electrical Systems, Materials science, Integral Calculus, Advanced Mathematics, Energy and Utilities, Applied Mathematics, Engineering Calculations, Engineering, Mechanics, Electronic Components, Engineering Analysis, Mathematical Modeling, Scientific Visualization
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Ajax, Javascript, Data Structures, Debugging, JSON, Web Development, Web Applications, Cascading Style Sheets (CSS), Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Git (Version Control System), Hypertext Markup Language (HTML), Application Programming Interface (API)
Beginner · Course · 1 - 3 Months