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.

The Hong Kong University of Science and Technology
Skills you'll gain: Matlab, Engineering Analysis, Mathematical Software, Numerical Analysis, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Differential Equations, Calculus
★ 5 (45) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Web Development, Web Applications, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Browser Compatibility, User Interface and User Experience (UI/UX) Design, User Experience Design, Requirements Analysis, Requirements Elicitation, Client Services, Javascript
★ 4.7 (53) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, GitHub Copilot, Generative AI, Decision Support Systems, ChatGPT, Software Development Tools, AI literacy, Business Transformation, LLM Application, Decision Making, Program Development, AI Integrations, Operational Efficiency, User Interface (UI) Design, Debugging
★ 4.5 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Web Design and Development, Git (Version Control System), Postman API Platform, Web Design, Javascript and jQuery, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Program Development
★ 4.9 (11) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Teaching, Design, Marketing Collateral, Digital Design, Graphic Design, Business Marketing, Marketing Materials, Creative Design, Editing, Graphic and Visual Design Software, Marketing Design, User Accounts, Digital Assets, Marketing
★ 4.5 (53) · Intermediate · Guided Project · Less Than 2 Hours

Copenhagen Business School
Skills you'll gain: Sustainable Business, Corporate Sustainability, Stakeholder Engagement, Sustainable Development, Strategic Planning, Stakeholder Management, Business Modeling, Innovation, Sustainable Systems, Organizational Strategy, Stakeholder Analysis, Marketing Communications, Business Strategies, Business Transformation, Case Studies, Communication Planning, Environmental Issue, Systems Thinking, Strategic Partnership, Value Propositions
★ 4.7 (43) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Infrastructure, Networking Hardware, Cybersecurity, Digital Communications
★ 4.7 (48) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Land Development, Landscape Architecture, Environmental Science, Sustainable Development, Environment, Case Studies, Community Development, Public Works, Sustainable Design, Sustainable Architecture, Natural Resource Management, Land Management, Social Studies, Economic Development, Political Sciences
★ 4.7 (91) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Webpack, Frontend Performance, Search Engine Optimization, Web Development Tools, Web Analytics and SEO, Performance Tuning, Build Tools, Debugging, Usability Testing, Web Development, Software Testing, Test Tools, Front-End Web Development, Functional Testing, Test Automation, Continuous Monitoring, Development Testing, Computer Programming Tools, JavaScript Frameworks, WordPress
★ 4.5 (38) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Content Strategy, Content Marketing, Content Performance Analysis, Content Development and Management, HubSpot CRM, Marketing Strategies, Content Optimization, Data-Driven Marketing, Web Content, Social Media Content, Paid media, Email Automation, Marketing Effectiveness, Target Audience, Marketing Planning, Marketing, Digital Marketing, Customer Relationship Management, Online Advertising
★ 4.5 (39) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Dataflow, Live Streaming, Performance Metric, Event-Driven Programming, Transaction Processing, Scala Programming, Data Security, Event Monitoring, Network Troubleshooting, Network Architecture
★ 3.9 (49) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Command-Line Interface, Linux Commands, Linux, File Management, Linux Administration, File Systems, File I/O
★ 4.7 (80) · Intermediate · Guided Project · Less Than 2 Hours