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.

Macquarie University
Skills you'll gain: Incident Response, Cyber Governance, Incident Management, Computer Security Incident Management, Safety Culture, Cyber Risk, Security Awareness, Event Monitoring, Cyber Security Strategy, Cyber Attacks, Dashboard, Threat Management, Security Management, Cyber Security Policies, Cyber Threat Intelligence, Mobile Security, Corporate Communications, Cybersecurity, Cyber Security Assessment, Cyber Operations
Beginner · Specialization · 3 - 6 Months

Salesforce
Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Salesforce, Sales Prospecting, Sales Development, Sales Enablement, Prospecting and Qualification, Campaign Management, Cross-Channel Marketing, Inside Sales, Business Software, Sales, Sales Strategy, Sales Pipelines, Campaign Planning, Social Media Campaigns, LinkedIn, Sales Operations, Sales Process, Productivity Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Learning Management Systems, Education Software and Technology, Digital pedagogy, Real Time Data, Google Workspace
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Strategic Communication, Communication Planning, Target Audience, Campaign Planning, Corporate Communications, Stakeholder Communications, Public Relations, Marketing Communications, Advertising Campaigns, Media Strategy, Brand Strategy, Communication Strategies, Integrated Marketing Communications, Target Market, Media Planning, Promotional Strategies, Branding, Earned Media, Brand Management, Business Strategy
Beginner · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: New Product Development, Emerging Technologies, Commercialization, Innovation, Sustainable Design, Entrepreneurship, Sustainable Engineering, Sustainable Technologies, Engineering, Analysis, Strategic Partnership, Chemical Engineering, Manufacturing Processes, Mechanical Engineering, Hydraulics, Cost Reduction, Mechanics
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Economics, Behavioral Economics, Supply And Demand, Policy Analysis, Market Dynamics, Business Economics, Economics, Policy, and Social Studies, Public Policies, Socioeconomics, Consumer Behaviour, Political Sciences, Decision Making, Tax, Resource Allocation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: GitHub Copilot, Vibe coding, Model Context Protocol, GitHub, Code Review, AI Personalization, Prompt Patterns, Context Engineering, Prompt Engineering, Context Management, Agentic Workflows, Software Development, Web Development, Software Installation, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Animations, Video Editing, Marketing Materials, Video Production, Storytelling, Marketing Design, Content Marketing, Timelines, Visual Storytelling, Marketing, Multimedia, Driving engagement, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Decision Intelligence, Data Storytelling, Model Training, Automation, Decision Support Systems, AI Product Strategy, Artificial Intelligence, Machine Learning, Innovation, Algorithms, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electronic Systems, Electronic Hardware, Electronics, Hardware Design, Electronics Engineering, Electrical and Computer Engineering, Microarchitecture, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Components, Diagram Design, Low Voltage, Simulation and Simulation Software, Computational Logic, Verification And Validation, Software Installation
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Game Theory, Market Dynamics, Business Economics, Strategic Decision-Making, Strategic Thinking, Business Strategy, Supply And Demand, Revenue Management, Economics, Customer Analysis, Market Analysis, Competitive Analysis, Consumer Behaviour, Profit and Loss (P&L) Management, Policy Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months