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.

Columbia University
Skills you'll gain: Construction, Business Transformation, Innovation, Architecture and Construction, Construction Management, Organizational Change, Workforce Development, General Construction and Construction Labor, Emerging Technologies, Digital Transformation, Thought Leadership, Sustainable Design, Climate Change Adaptation, Machine Learning
★ 4.8 (405) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, Scripting, Test Tools, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
★ 4.5 (362) · Beginner · Guided Project · Less Than 2 Hours

University of Toronto
Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Mobile Development, Application Design, Application Development, User Interface (UI), UI Components, Human Computer Interaction, Interactive Design, Interaction Design, Graphical Tools, Graphic and Visual Design, Data Persistence, Animations, Computer Graphics, Persistence, Network Model
★ 4.1 (269) · Mixed · Course · 1 - 3 Months

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounting, General Accounting, Accounting Systems, Ledgers (Accounting), Financial Reporting, Bookkeeping, Management Reporting, Accounting Software, Accounting Records, Financial Accounting, Business Reporting, Financial Statements, General Ledger, Data Entry, Inventory Accounting, Security Controls, Banking Services, Balance Sheet, Accounting and Finance Software, Banking
★ 4.6 (189) · Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Portfolio Risk, Derivatives, Financial Market, Risk Modeling, Securities (Finance), Futures Exchange, Risk Management, Investments, Financial Modeling, Market Data, Portfolio Management, Mathematical Modeling, Finance, Probability, Statistical Modeling, Estimation, Applied Mathematics
★ 4.5 (197) · Advanced · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Climate Change Adaptation, Climate Change Programs, Water Resources, Water Sustainability, Sustainable Development, Environmental Policy, Hydrology, Water Resource Management, Land Management, Community Development, Climate Change Mitigation, Environmental Issue, Environment, Natural Resource Management, Environment and Resource Management, Socioeconomics, Economic Development, Vulnerability, Governance
★ 4.8 (125) · Beginner · Course · 1 - 3 Months
Skills you'll gain: OS Process Management, Operating Systems, C (Programming Language), Memory Management, System Programming, Virtualization, System Software, Virtualization and Virtual Machines, C and C++, Programming Principles, Application Programming Interface (API)
★ 4.5 (184) · Intermediate · Course · 1 - 4 Weeks
Pontificia Universidad Católica de Chile
Skills you'll gain: Feasibility Studies, Knowledge Transfer, Intellectual Property, Technology Strategies, Commercialization, New Product Development, Innovation, Plan Execution, Entrepreneurship, Market Analysis
★ 4.8 (742) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Human Capital, Employee Retention, Workforce Development, Human Resource Strategy, Employee Training, Digital Transformation, Organizational Strategy, Employee Engagement, Supply Chain Management, E-Commerce, Customer experience strategy (CX), Supply Chain, Retail Store Operations, Brand Strategy, Talent Management, Brand Management, Branding, Retail Sales, Performance Management, Analytics
★ 4.7 (419) · Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Prompt Engineering, Generative AI, Retrieval-Augmented Generation, Generative Model Architectures, Prompt Patterns, ChatGPT, OpenAI, Large Language Modeling, OpenAI API, GitHub Copilot, AI literacy, Hugging Face, Fine-tuning, Responsible AI, Python Programming, Machine Learning
★ 4.5 (232) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Agentic systems, Financial Inclusion, Business Modeling, Financial Systems, Payment Systems, Business Transformation, Distributed Computing, Transaction Processing, Cryptographic Protocols, Identity and Access Management, Cost Reduction
★ 4.7 (383) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Integration, Continuous Deployment, Full-Stack Web Development, Application Design, Node.JS, Django (Web Framework), Back-End Web Development, Web Applications, Web Design and Development, Front-End Web Development, Restful API, Application Development, GitHub, Microservices, Web Development, Kubernetes, User Accounts, Frontend Integration, Javascript
★ 4.6 (204) · Advanced · Course · 1 - 3 Months