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.

Airbus Beyond
Skills you'll gain: Procurement, Strategic Sourcing, Supplier Relationship Management, Contract Management, Supply Chain, Supplier Performance Management, Negotiation, Contract Negotiation, Process Optimization, Innovation, Value Propositions, Market Research, Market Analysis
★ 4.8 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Payroll Processing, Payroll Administration, Accounting Software, Financial Reporting, Payroll Systems, Business Reporting, Accounting, General Accounting, Management Reporting, Standard Accounting Practices, Accounting Systems, Accounting and Finance Software, Tax Management, Payroll Reporting, Workflow Management, Vendor Management, Vendor Relationship Management, Accounts Payable, Small Business Accounting, Accounting Records
★ 5 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Benchmarking, Competitive Analysis, Market Research, Market Dynamics, Research Reports, Business Research, Market Analysis, Report Writing, Business Strategy, Marketing, Strategic Thinking, Business Writing, Market Data, Strategic Decision-Making, Business Communication
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Parsons School of Design, The New School
Skills you'll gain: Solution Design, Conversion Funnel Analysis, Design Thinking, Sustainable Business, Process Design, Business Solutions, Business Modeling, Growth Strategies, Strategic Thinking, Innovation, Value Propositions, User Experience, Prototyping, Consumer Behaviour, Customer Insights
★ 4.6 (14) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
★ 4 (9) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Statistical Methods, Combinatorics, Bayesian Network, Applied Machine Learning, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Probability & Statistics, Bayesian Statistics, Social Network Analysis, Simulations, Statistical Software
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Hydrology, Water Resources, Water Quality, Environmental Science, Biology, Natural Resource Management, Environment
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Memory Management, Code Reusability, Programming Principles, Integrated Development Environments, Web Development, System Programming, Maintainability
★ 3.6 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Acquisition Management, Data-Driven Marketing, Marketing Analytics, Branding, Brand Marketing, Brand Management, Customer Engagement, Target Audience, Customer Insights, Marketing Channel, Marketing, Brand Loyalty, Customer Relationship Building, Campaign Management, Performance Measurement
★ 4.6 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Game Design, Video Game Development, Animation and Game Design, Hypertext Markup Language (HTML), HTML and CSS
★ 4.5 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Journey Mapping, User Interface (UI), User Experience, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, User Experience Design, Experience Design, User Centered Design, Human Centered Design
★ 4.8 (10) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Computer Security Incident Management, Exploitation techniques
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks