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: AWS Identity and Access Management (IAM), Terraform, Identity and Access Management, Infrastructure as Code (IaC), Amazon Web Services, AWS CloudFormation, Cloud Hosting, Cloud Computing, Cloud Infrastructure, IT Automation, CI/CD, Cloud Services, Public Cloud, Amazon S3, Application Deployment, GitHub, Web Development, Web Design and Development
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Restful API, Spring Framework, API Design, Application Programming Interface (API), Data Validation, Model View Controller, Back-End Web Development, Spring Boot, Server Side, Java Programming, Verification And Validation, Maintainability, Enterprise Application Management, Configuration Management, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Conflict Management, Delegation Skills, Team Performance Management, Employee Engagement, Team Leadership, Performance Management, People Management, Leadership and Management, Team Management, Leadership, Leadership Development, Relationship Management, Composure, Accountability Frameworks, Team Building, Talent Management, Mentorship, Coaching, Decision Making, Communication
Beginner · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Aesthetics, Art History, European History, Liberal Arts, Social Studies, World History, Culture, Political Sciences, Sociology
Mixed · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Generative AI, Responsible AI, Large Language Modeling, AI Personalization, Brand Strategy, Business Process Automation, MarTech, AI Enablement, Marketing, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Business Solutions, AI Workflows, Digital Marketing, Automation, Content Creation, Data Ethics, Customer Engagement
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, AI Workflows, Agentic Workflows, Vector Databases, LangGraph, LangChain, LLM Application, Generative AI Agents, Embeddings, Application Performance Management, Large Language Modeling, Agentic systems, Semantic Web, Software Visualization, Performance Tuning, Context Management, Debugging, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tidyverse (R Package), Rmarkdown, Predictive Modeling, Model Evaluation, File Management, R (Software), Data Governance, Responsible AI, Data Manipulation, R Programming, Research Reports, Metadata Management, Data Quality, Predictive Analytics, Data Wrangling, Data Ethics, Business Research, Statistical Reporting, Market Research, Statistical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Accrual Accounting, Accruals, QuickBooks (Accounting Software), User Accounts, Payroll Reporting, Record Keeping, Payroll Systems, Payroll Tax, Accounting Records, Accounts Payable and Receivable, Ledgers (Accounting), Reconciliation, Merchant Services, Accounting Software, Payroll, Vendor Relationship Management, Accounts Receivable, Financial Reporting, Payroll Administration, Bookkeeping
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Advanced Analytics, Generative AI, Decision Intelligence, Data-Driven Marketing, Marketing Analytics, Analytics, Simulations, Applied Machine Learning, Operations Research, Analytical Skills, Model Optimization, Business Analytics, Risk Analysis, Process Optimization, Return On Investment, Machine Learning, Data Science, Reinforcement Learning, Business Strategy, Statistics
Advanced · Course · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Commercial Lending, Lending and Underwriting, Lease Contracts, Financial Modeling, Real Estate Transactions, Loans, Credit Risk, Risk Mitigation, Environmental Regulations, Due Diligence, Regulatory Compliance, Cash Flow Forecasting, Loan Documentation, Property and Real Estate, Environmental Laws, Real Estate, Feasibility Studies, Cash Flows, Project Finance, Business Valuation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: PyTorch (Machine Learning Library), Tensorflow, Logistic Regression, Applied Machine Learning, Predictive Modeling, Machine Learning Methods, Deep Learning, Regression Analysis, Machine Learning, Supervised Learning, Data Preprocessing, Statistical Methods, Data Processing, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), API Design, Node.JS, API Testing, Restful API, Authentications, Back-End Web Development, Server Side, Frontend Integration, User Accounts, PostgreSQL, Data Validation, Database Development, Object-Relational Mapping, Authorization (Computing), TypeScript, Verification And Validation, Database Management
Intermediate · Course · 1 - 3 Months