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.

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Photo Editing, Photography, Adobe Photoshop, Color Theory, Image Quality, Adobe Creative Cloud, Post-Production, Editing, File Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Document Management, Cybersecurity, NIST 800-53
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Statistical Visualization, Seaborn, Data Visualization, Data-Driven Decision-Making, Exploratory Data Analysis, Data Presentation, Plot (Graphics), Data Visualization Software, Descriptive Statistics, Pandas (Python Package), Data Analysis, Statistics, Statistical Analysis, Data Manipulation, Correlation Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Interactive Design, Programming Principles, Visualization (Computer Graphics), Python Programming, Graphic and Visual Design, Event-Driven Programming, Digital Design, Computer Graphics, Computational Logic, Computer Graphic Techniques, Computational Thinking, File I/O, Data Structures, Animations, Image Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data-Driven Decision-Making, Minitab, Regression Analysis, Predictive Modeling, Logistic Regression, Statistical Hypothesis Testing, Statistical Analysis, Scatter Plots, Correlation Analysis, Data Analysis, Analytics, Data Analysis Software, Predictive Analytics, Statistical Methods, Descriptive Statistics, Statistical Software, Statistical Modeling, Advanced Analytics, Forecasting, Business Analytics
Beginner · Specialization · 1 - 3 Months
Erasmus University Rotterdam
Skills you'll gain: Data Sharing, Educational Materials, Open Source Technology, General Science and Research, Science and Research, Research, Research Design, Research Methodologies, Peer Review, Data Access, Community Outreach, Ethical Standards And Conduct, Data Store, Interoperability, Metadata Management, Intellectual Property
Mixed · Course · 1 - 3 Months

Skills you'll gain: Financial Data, Oracle Cloud Applications, Forecasting, Accounting and Finance Software, Budget Management, Financial Forecasting, Operating Budget, Fiscal Management, Budgeting, Data Management, Business Planning, Workflow Management, Strategic Planning, Month End Closing, Decision Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Engineering Tools, Copywriting, AI Personalization, AI Workflows, AI literacy, Blogs, Content Creation, Large Language Modeling, Writing and Editing, Social Media Content
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Development Environment, Front-End Web Development, OpenAI API, Web Design and Development, AI Integrations, React.js, UI Components, Software Development Tools, Back-End Web Development, Web Development, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Test Planning, Software Testing, Test Tools, Software Quality Assurance, Quality Assurance, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Management, Spring Framework, AI Integrations, Software As A Service, Java, Artificial Intelligence, Verification And Validation, Cloud Deployment, Spring Boot, Java Programming, Restful API, Application Development, Debugging
Intermediate · Course · 1 - 4 Weeks