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.

Universitat Politècnica de València
Skills you'll gain: Deductive Reasoning, Concept Of Operations
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Deepseek, DeepSeek API, OpenAI, Model Deployment, AI Integrations, Responsible AI, LLM Application, Generative Model Architectures, AI literacy, Competitive Analysis, Strategic Planning, Application Deployment, Data Ethics, Model Evaluation, Case Studies, Cost Benefit Analysis, Automation, Integration Testing, Process Optimization, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, File Systems, Data Processing, Data Storage, Java, Systems Administration, Distributed Computing, File I/O, System Configuration, File Management, Metadata Management, Computing Platforms, Linux Commands
Mixed · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, YAML, Application Deployment, Containerization, Devops Tools, Package and Software Management, Development Environment, Release Management, Dependency Analysis, Command-Line Interface, Configuration Management, Go (Programming Language), Node.JS, Software Versioning, File Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, Education Software and Technology, AI Personalization, Prompt Engineering Tools, Digital pedagogy, Collaborative Software, Generative AI, AI Integrations, AI Workflows
Beginner · Course · 1 - 3 Months

Skills you'll gain: Authentications, Cryptography, Encryption, .NET Framework, Security Testing, Application Security, Hardening, Data Security, Data Access, Exploitation techniques, Application Frameworks, Application Development, Data Validation, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media Marketing, Social Media Content, Social Media, Instagram, Creative Design, Style Guides, Graphic and Visual Design Software, Facebook, Graphic Design, Graphic and Visual Design, Digital Design, Technical Standard, Image Quality, Design Specifications, Branding, Content Optimization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Development, Large Language Modeling, Model Training, AI Integrations, AI Workflows, Cloud Services, Applied Machine Learning, Computer Vision, MLOps (Machine Learning Operations), Artificial Intelligence, Cloud Solutions, LLM Application, Generative AI, Natural Language Processing, Document Management, Data Integration, Application Deployment
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: GitHub, Git (Version Control System), Version Control, Collaborative Software, Software Versioning, Software Development Tools, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Exploitation techniques, Vulnerability Scanning, Security Testing, Cybersecurity, Vulnerability Assessments, Network Security, Web Applications, SQL
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Apple software proficiency, Performance Tuning, Application Security, Debugging, Knowledge of Apple Software, Application Programming Interface (API), Performance Testing, Encryption, JSON, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Photography, Photo Editing, Photo/Video Production and Technology, Image Quality, Editing
Beginner · Course · 1 - 4 Weeks