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: Programmable Logic Controllers, Animations, Human Machine Interfaces, UI Components, Visualization (Computer Graphics), Control Panels, Interactive Design, User Interface (UI), Simulations, Interactive Data Visualization, Electrical Safety, User Interface (UI) Design, Program Development, Computational Logic, Authorization (Computing), System Configuration
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Switches, Network Troubleshooting, Virtual Networking, TCP/IP, Network Administration, Local Area Networks, Network Protocols, Network Performance Management, System Configuration, Command-Line Interface
★ 4.6 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operations Support Systems, Decision Intelligence, Operational Analysis, AI Security, Operational Efficiency, Business Intelligence, Workflow Management, AI Enablement, AI Integrations, Business Process Automation, Cyber Governance, System Monitoring, Infrastructure Security, Process Optimization, AI literacy, Network Security, Network Infrastructure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Data, Data-Driven Decision-Making, Profit and Loss (P&L) Management, Risk Modeling, Lending and Underwriting, Applied Machine Learning, Financial Systems, Operational Analysis, Loans, Anomaly Detection, Statistical Machine Learning, Financial Regulation, Regulatory Compliance, Operations Research, Benchmarking
★ 5 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Flow Diagrams (DFDs), Apache Airflow, Data Pipelines, Diagram Design, Dataflow, Data Mapping, Data Modeling, Data Integration, Data Architecture, Data Warehousing, Apache Spark, Extract, Transform, Load, Database Development, Data Processing, Data Transformation, Service Level, Enterprise Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Fine-tuning, Vision Transformer (ViT), Prompt Engineering, PyTorch (Machine Learning Library), Model Deployment, Transfer Learning, Hugging Face, Natural Language Processing, MLOps (Machine Learning Operations), Large Language Modeling, Cloud Deployment, Computer Vision, Generative AI, Image Analysis, Generative Model Architectures, LLM Application, Application Deployment, Model Training, Embeddings, Data Preprocessing
★ 4.2 (6) · Intermediate · Specialization · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative Model Architectures, Generative AI, Model Deployment, Model Evaluation, Prompt Engineering, Model Optimization, Cloud Deployment, LLM Application, Retrieval-Augmented Generation, Large Language Modeling
★ 4.8 (8) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Figma (Design Software), User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Responsive Web Design, User Experience Design, Usability, Web Design, User Experience, User Centered Design, UI Components, Interactive Design, Prototyping, Design Elements And Principles, Collaborative Software, Graphic and Visual Design, Layout Design, Scalability
★ 4.7 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C# (Programming Language), Code Reusability, Application Development, Data Structures, Linux
★ 4.9 (8) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Curriculum Planning, Classroom Management, Curriculum Development, Instructional and Curriculum Design, Teaching, Instructional Strategies, Student Engagement
Beginner · Course · 1 - 3 Months