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.

Infosec
Skills you'll gain: Secure Coding, Application Security, Exploitation techniques, Web Applications, Javascript, Web Development, Node.JS, Java Programming
★ 4.7 (36) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Web Content, Web Design, Web Development, Front-End Web Development
★ 4.7 (27) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Accounts, Collaborative Software, Telecommuting, Telecommunications
★ 4.2 (25) · Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Neurology, Telehealth, Patient Evaluation, Teamwork, Patient Communication, Collaboration, Patient Education And Counseling, Clinical Assessment, Health Technology, Vital Signs, Patient Preparation, Health Assessment, Patient-centered Care, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Care Management, Communication
★ 4.9 (34) · Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Backlogs, Stakeholder Communications, Virtual Teams, Stakeholder Management, Agile Project Management, Stakeholder Engagement, Agile Software Development, Agile Product Development, Agile Methodology, Communication, Communication Strategies, Collaborative Software, Cross-Functional Collaboration, Cross-Functional Team Leadership, Negotiation, Conflict Management, Product Management, Product Requirements, User Story, Team Oriented
★ 4.8 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Frontend Integration, Spring Boot, Restful API, Data Persistence, Web Services, Software Testing, Java Programming, Object-Relational Mapping, Java, Back-End Web Development, Secure Coding, Authentications, Data Modeling, Business Logic
★ 4.6 (28) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Milestones (Project Management), Project Management Software, Delegation Skills, Project Planning, Project Coordination, Databases, Relational Databases, Project Management, Collaborative Software, Team Oriented
★ 4.2 (18) · Beginner · Guided Project · Less Than 2 Hours

Parsons School of Design, The New School
Skills you'll gain: Sustainable Architecture, Sustainable Design, Sustainable Technologies, Construction, Architecture and Construction, Sustainable Business, Materials Management, Procurement, Building Design, Sustainable Systems, Sustainable Development, Sustainable Engineering, Sustainability Standards, Systems Thinking, Waste Minimization, Environmental Issue, Digital Transformation, Health And Safety Standards, Innovation
★ 5 (26) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, Authentications, Authorization (Computing), AI Integrations, Microsoft Copilot, Application Security, Data Validation, Web Applications, Data Security, Data Integrity
★ 5 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, Information Assurance, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Data Loss Prevention, Remote Access Systems, Hybrid Cloud Computing, Dashboard Creation
★ 4 (23) · Intermediate · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, LLM Application, Large Language Modeling, HR Tech, Human Resources, AI Enablement, Information Privacy, Human Resource Policies, Personally Identifiable Information, Governance, AI Integrations, Employee Surveys, Interviewing Skills, Recruitment, Employee Onboarding, Employee Engagement, Talent Acquisition, Compliance Management, Diversity and Inclusion
★ 4.5 (24) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Scientific Visualization, NumPy, Data Visualization, Debugging, Matplotlib, Numerical Analysis, Engineering Calculations, Mathematical Software, Code Reusability, Integrated Development Environments, Computational Thinking, Engineering Analysis, Programming Principles, Data Analysis, Computer Programming, Model Optimization
★ 4.8 (18) · Beginner · Course · 1 - 4 Weeks