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: Cryptographic Protocols, Blockchain, Business Continuity Planning, Cryptography, Encryption, Business Continuity, Disaster Recovery, Data Management, Security Engineering, Digital Assets, Threat Modeling, Vulnerability Assessments, Security Architecture Review, Cybersecurity, Regulatory Compliance, Enterprise Security, Network Security, Asset Protection, Vulnerability Management, Data Security
★ 5 (10) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Angular, Authorization (Computing), JavaScript Frameworks, Application Programming Interface (API), TypeScript, Javascript, Web Development
★ 4.7 (18) · Advanced · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Data Management
★ 3.9 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, File I/O, Network Routing, Graph Theory, Computer Networking, Object Oriented Programming (OOP), Python Programming, Network Routers, Program Development, Algorithms, Computer Programming
★ 4.5 (19) · Intermediate · Guided Project · Less Than 2 Hours

Dartmouth College
Skills you'll gain: Kinesiology, Human Musculoskeletal System, Scientific Methods, Science and Research, Anthropology, Biology, Anatomy, 3D Assets, Research, Mechanics, Physiology, Laboratory Research, Human Development, Exercise Science, Taxonomy, Child Development, Life Sciences, Scientific Visualization, Childbirth, Obstetrics And Gynecology
★ 4.6 (10) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Call Center Experience, Greeting Customers, Customer Complaint Resolution, De-escalation Techniques, Conflict Management, Customer Inquiries, Customer Service, Customer Relationship Building, Interviewing Skills, Customer Support, Inbound Calls, Outbound Calls, Problem Solving, Keyword Research, Verbal Communication Skills, Communication
★ 4.4 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Key Performance Indicators (KPIs), Solution Selling, Proposal Development, Responsible AI, Regulatory Compliance, Budget Management, Productivity Software, Consultative Approaches, Consultative Selling, Performance Analysis, Performance Metric, Financial Management, Financial Data, Administrative Support, Account Management, Sales Process, Customer Relationship Management (CRM) Software, Content Management, Sales Presentations, Generative AI
Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Credit Risk, Risk Modeling, Financial Modeling, Risk Management, Bank Regulations, Regulatory Compliance, Financial Regulation, Financial Analysis
★ 4.5 (23) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
★ 4 (9) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Climate Change Programs, Health Policy, Climate Change Adaptation, Policy Analysis, Environmental Policy, Social Determinants Of Health, Environmental Issue, Sustainable Development, Climate Change Mitigation, Health Equity, Health Disparities, Policy Development, Public Health, Environmental Science, International Relations, Governance
★ 4.8 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Program Management, Agile Project Management, Project Management Life Cycle, Process Flow Diagrams, Diagram Design, Project Closure, Benefits Administration, Change Management
★ 4.7 (22) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Electrical Systems, Embedded Software, Electric Power Systems, Engineering Software, Power Electronics, Hardware Troubleshooting, Software Systems, Systems Architecture, Electrical Engineering, Systems Integration, Debugging, Control Systems
★ 4.6 (11) · Beginner · Course · 1 - 4 Weeks