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: Retrieval-Augmented Generation, Generative AI, LLM Application, Large Language Modeling, Embeddings, Natural Language Processing, Unstructured Data, Data Pipelines, User Interface (UI), SQL, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Event Monitoring, Exploit development, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Blockchain, Incident Response, Vulnerability Scanning, Security Architecture Review, Patch Management, Code Review, Incident Management, Application Deployment, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Data Visualization Software, Data Analysis, Dashboard, Dashboard Creation
Advanced · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Computational Logic, Machine Learning Algorithms, Classification Algorithms, Natural Language Processing, Artificial Intelligence, Agentic systems, AI literacy, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Decision Support Systems, Bayesian Network, Complex Problem Solving, Probability & Statistics, Algorithms
Build toward a degree
Mixed · Course · 3 - 6 Months

MedCerts
Skills you'll gain: Patient Communication, Patient-centered Care, Nutrition Education, Nutrition and Diet, Basic Patient Care, Patient Education And Counseling, Vital Signs, Direct Patient Care, Medical Assistance, Patient Education and Support, Clinical Nutrition, Health Assessment, Patient Observation, Health And Wellness Coaching, Medical History Documentation, Clinical Assessment
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: digital literacy, Information Management, Research, Literacy, Lifelong Learning, Critical Thinking, Investigation, Intellectual Property, Planning, Communication, Constructive Feedback, Data Access, Style Guides
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Application Deployment, Web Applications, Application Frameworks, Hypertext Markup Language (HTML), Application Development, Web Development, HTML and CSS, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Customer Insights, Microsoft Copilot, Customer Analysis, Persona Development, Marketing Analytics, Data-Driven Marketing, Marketing, Marketing Strategies, Report Writing, Search Engine Marketing, Generative AI Agents, Target Audience, Prompt Engineering, Search Engine Optimization, Customer Data Management, Social Media Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, SPSS (Software), SPSS, Statistical Machine Learning, Applied Machine Learning, Machine Learning, Machine Learning Methods, Statistical Software, Data Preprocessing, Machine Learning Algorithms, Statistical Analysis, Model Evaluation, Data Mining, Data Cleansing, Data Analysis, Statistical Methods, Data Visualization
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Text Mining, Unstructured Data, Data Analysis, Natural Language Processing, Pandas (Python Package), Data Manipulation, Data Preprocessing, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Time Series Analysis and Forecasting, Data Visualization, Statistical Visualization, Plot (Graphics), Data Preprocessing, Box Plots, Anomaly Detection, Plotly, Exploratory Data Analysis, Data Processing, Descriptive Analytics, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Value Propositions, Customer Analysis, Product Marketing, Customer experience improvement, Product Strategy, Customer Insights, New Product Development, Entrepreneurship, Product Improvement, Competitive Analysis, Verification And Validation, Innovation, Leadership
Intermediate · Guided Project · Less Than 2 Hours