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 California, Davis
Skills you'll gain: Content Performance Analysis, Content Optimization, Key Performance Indicators (KPIs), Search Engine Optimization, Content Development and Management, Content Strategy, Keyword Research, Content Creation, Content Marketing, Performance Analysis, Web Analytics and SEO, Scalability, Strategic Partnership, Earned Media, AI Integrations, Legal Risk, Cross-Channel Marketing, Process Design
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Ajax, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Javascript, Front-End Web Development, Hibernate (Java), Service Oriented Architecture, Back-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Regression Analysis, Model Training, Predictive Modeling, Supervised Learning, Statistical Modeling, Data Analysis, Correlation Analysis, Predictive Analytics, Applied Machine Learning, Machine Learning Methods, Statistical Analysis, Data Preprocessing, Verification And Validation
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Identity and Access Management, Virtual Networking, Network Monitoring, Google Cloud Platform, Network Administration, Virtual Private Networks (VPN), General Networking, Network Troubleshooting, Network Security, Network Routing, Cloud Computing, Security Controls, Cloud Security, Firewall, Role-Based Access Control (RBAC), Cloud Management, Key Management, Load Balancing, DevOps, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Illustrator, Typography, Design Software, Adobe Creative Cloud, Digital Design, Computer Graphic Techniques
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Insurance, Underwriting, Insurance Policies, Actuarial Science, Claims Processing, Financial Services, Risk Management, Risk Analysis, Financial Planning, Legal Risk, Risk Mitigation, Finance
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity Planning, Business Continuity, Cryptography, Disaster Recovery, Data Management, Digital Assets, Security Management, Vulnerability Assessments, Enterprise Security, Threat Modeling, Asset Protection, Vulnerability Management, Regulation and Legal Compliance, Data Security, Application Security, Application Frameworks, Network Security, Data Access
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Generative AI, Software Development Tools, Code Review, AI Workflows, Application Development, Maintainability, AI Integrations, Software Quality (SQA/SQC), Software Technical Review, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Incident Management, Governance, Incident Response, Data Governance, Compliance Management, Policy Development, Risk Management, Governance Risk Management and Compliance, Risk Management Framework, Supplier Risk Management, Artificial Intelligence, Model Training, AI Security, Testability, Statistical Methods, Data Science, Model Optimization, Applied Machine Learning, Machine Learning Methods, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Patient Coordination, Generative AI Agents, ChatGPT, AI Integrations, Practice Management Software, Technology Roadmaps, Patient Flow, Generative AI, Clinical Documentation, AI Workflows, Prompt Engineering, Software As A Service, Patient Communication, No-Code Development, Systems Integration
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: User Research, Law, Regulation, and Compliance, Regulation and Legal Compliance, Customer Insights, Regulatory Compliance, AI Workflows, AI Integrations, Performance Measurement, Artificial Intelligence, Product Development, Key Performance Indicators (KPIs), Emerging Technologies, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months