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.

University of Illinois Urbana-Champaign
Skills you'll gain: Nutritional Assessment, Environmental Issue, Environment and Resource Management, Nutrition and Diet, Nutrition Education, Analytical Testing, Diagnostic Tests
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, AI Orchestration, Agentic Workflows, Prompt Engineering, Generative AI Agents, AI Enablement, Agentic systems, AI Security, Prompt Patterns, Salesforce, Responsible AI, Enterprise Application Management, Context Engineering, Artificial Intelligence, Data Governance, Data Architecture, Automation, Business Requirements, Customer Relationship Management (CRM) Software, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Video Game Development, Animation and Game Design, Programming Principles, Data Structures, General Mathematics, Plot (Graphics), Computer Graphics, Graphing, Linear Algebra, Computational Logic, Geometry, Advanced Mathematics, Applied Mathematics, Algorithms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Database Administration, Database Management, Relational Databases, SQL, Google Cloud Platform, Operational Databases, Database Design, Database Architecture and Administration, MySQL, Database Management Systems, System Configuration, Data Migration, Cloud Deployment, Database Software, Network Administration, Data Maintenance, Security Controls, Data Import/Export, Data Storage, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Agile Methodology, Team Building, Scrum (Software Development), Team Oriented, Business Transformation, Sprint Retrospectives, Agile Project Management, Team Management, Team Performance Management, Culture Transformation, Cross-Functional Team Leadership, Change Management, Cross-Functional Collaboration, Sprint Planning, Organizational Change, Backlogs, Team Leadership, Plan Execution, Overcoming Objections, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Information Architecture, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Verification And Validation, Semantic Web, Web Development, Web Design and Development, Web Design, Web Applications, Development Testing, Extensible Languages and XML, UI Components, User Interface (UI), Design Strategies, File Management
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Fine-tuning, Natural Language Processing, Model Training, Data Wrangling, Data Pipelines
Intermediate · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Cyber Governance, Communication Planning, Cyber Security Strategy, Cybersecurity, Strategic Leadership, Cyber Risk, Strategic Communication, Safety Culture, Stakeholder Communications, Business Leadership, Security Management, Governance, Cyber Security Policies, IT Management, Communication Strategies, Computer Security Awareness Training, Security Awareness, Crisis Management, Plan Execution, Culture Transformation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), File I/O, Web Frameworks, Scripting
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Enterprise Application Management, System Monitoring, Event Monitoring, Google Workspace, Cloud Management, Google Cloud Platform, Endpoint Security, Continuous Monitoring, Network Troubleshooting, Security Management, System Configuration, Compliance Auditing, Cloud Security, Android (Operating System), Incident Management, Data Security, Data Loss Prevention, User Provisioning, Taking Meeting Minutes, Annual Reports
Intermediate · Course · 1 - 4 Weeks

Dubai College of Tourism
Skills you'll gain: Intercultural Competence, Professional Development, Interpersonal Communications, Social Skills, Teamwork, Hospitality, Hospitality Management, Interviewing Skills, Collaboration, Professionalism, Personal Attributes, Professional Networking, Writing, Planning, Personal Development, Adaptability, Goal Setting, Branding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Dashboard, Data Transformation, Advanced Analytics, Data Wrangling, Statistical Machine Learning, Data Manipulation, Data Processing, SPSS (Software), Analytics, Data Presentation, Data Preprocessing, Data Visualization, Data Analysis, Business Analytics, Statistical Analysis, Statistical Modeling, Predictive Analytics, Data Quality, Data Storytelling
Beginner · Course · 1 - 3 Months