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.

Skills you'll gain: Metasploit, Penetration Testing, Network Security, Exploit development, Vulnerability Scanning, Security Testing, Wireless Networks, Cybersecurity, Exploitation techniques, Linux, Vulnerability Assessments, Information Systems Security, Cyber Attacks, Command-Line Interface, Linux Administration, Linux Commands, Network Analysis, Encryption, Virtual Private Networks (VPN), System Configuration
★ 4.8 (13) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Experience Design, Editing, Content Creation, Writing, Writing and Editing
★ 3.9 (18) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Test Driven Development (TDD), Debugging, Software Testing, Performance Testing, Unit Testing, Test Engineering, System Testing, Test Tools, Test Automation, Testability, Integration Testing, Performance Stress Testing, .NET Framework, Performance Tuning, Software Development Tools
★ 4.7 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supply Chain Management, Supply Chain Planning, Supply Chain, Demand Planning, Supply Chain Systems, Forecasting, Customer Demand Planning, AI Enablement, Risk Mitigation, Risk Analysis, AI Integrations, Business Risk Management, Automation, Decision Intelligence, Risk Management, Business Process Automation
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Transportation Operations, Law, Regulation, and Compliance, Case Law, Labor Compliance, Labor Law, Labor Relations, Case Studies, Regulation and Legal Compliance, Employee Relations, Civil Law, Workers Compensation, Coordination, Benefits Administration
★ 4.1 (12) · Advanced · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Prioritization, Strategic Prioritization, Root Cause Analysis, Critical Thinking and Problem Solving, Complex Problem Solving, Strategic Thinking, Responsible AI, Strategic Leadership, Systems Thinking, Strategic Decision-Making, Leadership, Initiative and Leadership, Critical Thinking, AI Enablement, Leadership Development, Analysis, Business Solutions, Decision Making, Ideation, Artificial Intelligence
★ 4.9 (16) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Negotiation, Closing (Sales), Communication Strategies, Professionalism, Professional Development, Performance Analysis, Organizational Skills, Persona Development
★ 4.9 (22) · Intermediate · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Responsible AI, Generative AI, Prompt Engineering Tools, Risk Management, Generative AI Agents, AI literacy, HR Tech, Risk Analysis, Risk Mitigation, AI Enablement, Artificial Intelligence, Human Resources, Digital Transformation
★ 4.5 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Advertising Campaigns, Search Engine Marketing, Pay Per Click Advertising, Performance Metric, Campaign Management, Performance Analysis, Online Advertising, Keyword Research, Performance marketing, Performance Measurement, Bidding, Conversion Funnel Analysis, Digital Advertising, Digital Marketing Campaigns, Web Analytics, Campaign Planning, Registration, Advertising, Digital Marketing
★ 4.5 (15) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (18) · Intermediate · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Model, Network Protocols, IT Automation, Network Routing, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Restful API, Data Structures, Configuration Management
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Systems Thinking, Innovation, Product Development, Entrepreneurship, Strategic Thinking, Computing Platforms, New Business Development, Business Strategies, Business Modeling, Growth Strategies, Business Transformation, Target Market, Customer Analysis, Value Propositions, Case Studies
★ 4.7 (19) · Beginner · Course · 1 - 4 Weeks