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.

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, Cloud Services, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Cloud Engineering, Network Protocols, Cloud Computing Architecture, Cloud Platforms, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Switches, Terraform
★ 4.6 (123) · Intermediate · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Microbiology, Public Health and Disease Prevention, Public Health, Sanitation, Infection Control, Infectious Diseases, Environment Health And Safety, Epidemiology, Preventative Care, Emergency Response, Water Resources, Hand Hygiene, Healthcare Ethics, Community Health, Water Quality, Radiation Protection, Environmental Science, Environmental Issue, Immunology
★ 4.8 (123) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Customer Insights, Design Thinking, New Product Development, Journey Mapping, Customer experience improvement, Product Development, Customer Analysis, Consumer Behaviour, Business Research, User Research, Customer Engagement, Market Research, Case Studies, Product Strategy, Innovation, Needs Assessment
★ 4.4 (113) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Data Transformation, Dashboard Creation, Performance Analysis, Advanced Analytics, Pivot Tables And Charts, Data Integration, Machine Learning Methods
★ 4.5 (104) · Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Preprocessing, Feature Engineering, Model Evaluation, Bioinformatics, Exploratory Data Analysis, Random Forest Algorithm, Pandas (Python Package), Scikit Learn (Machine Learning Library), Applied Machine Learning, Data Manipulation, Data Processing, Dimensionality Reduction, Data Cleansing, Model Optimization, Keras (Neural Network Library), Machine Learning Algorithms, Data Transformation, Model Training, Machine Learning, Data Science
★ 3.3 (103) · Beginner · Specialization · 3 - 6 Months

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounts Payable and Receivable, Accounts Payable, Accounts Receivable, Budget Management, Accounting Software, Inventory Management, Bookkeeping, Ledgers (Accounting), Order Processing, Balancing (Ledger/Billing), Budgeting, Inventory Management System, Order Management, Accounting, General Accounting, Inventory Control, Cost Management, Financial Reporting, Expense Management, Financial Accounting
★ 4.6 (71) · Intermediate · Course · 1 - 3 Months

Deep Teaching Solutions
Skills you'll gain: Critical Thinking, Critical Thinking and Problem Solving, Cognitive flexibility, Decision Making, Emotional Intelligence, Mental Concentration, Decision Intelligence, AI literacy, ChatGPT, Self-Awareness
★ 4.7 (120) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Informatics, Decision Intelligence, Decision Support Systems, Solution Design, Health Technology, Health Care, Clinical Data Management, Health Information Management, Usability Testing, Requirements Elicitation, Electronic Medical Record, User Centered Design
★ 4.5 (109) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, TCP/IP, Network Routing, Network Troubleshooting, Routing Protocols, Network Planning And Design, Network Protocols, Networking Hardware, General Networking, Network Routers, Computer Networking, Command-Line Interface, Virtual Networking, Network Administration, Configuration Management
★ 4.8 (86) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Administration, Programming Principles, Computer Programming, Artificial Intelligence, Cloud Services, Network Security
★ 4.8 (150) · Intermediate · Course · 1 - 4 Weeks

ESCP Business School
Skills you'll gain: Cultural Diversity, Intercultural Competence, Supply Chain Management, Business Strategy, Business Development, Sustainable Business, Business Economics, Corporate Strategy, Global Marketing, Marketing, Market Dynamics, Market Opportunities, Innovation, Negotiation, Investments
★ 4.4 (139) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Code Reusability, Algorithms, Problem Solving, Data Processing, Computational Logic, Python Programming, Software Development, Data Analysis, Scripting Languages
★ 4 (70) · Beginner · Course · 1 - 4 Weeks