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: Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Analysis Expressions (DAX), Microsoft 365, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Language Learning, Language Competency, Vocabulary, Grammar, Oral Comprehension
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, Network Administration, TCP/IP, Network Infrastructure, Infrastructure Security, Intrusion Detection and Prevention, Network Protocols, Load Balancing, Firewall, Vulnerability Assessments, General Networking, Authorization (Computing), Web Applications, Authentications
Mixed · Course · 1 - 4 Weeks

The Linux Foundation
Skills you'll gain: Git (Version Control System), Version Control, Open Source Technology, Software Development Tools, Software Versioning, Development Environment, Linux
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Applied Machine Learning, Advanced Analytics, Machine Learning, Unsupervised Learning, Workflow Management, Data Ethics, Supervised Learning, Data Validation, Classification And Regression Tree (CART), Random Forest Algorithm, Decision Tree Learning, Python Programming, Performance Tuning
Advanced · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Social Media Marketing, Campaign Management, Communication, Analysis, Presentations, Social Media, Digital Marketing, Marketing, Marketing Strategies, Digital Advertising
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Data Analysis, Advanced Analytics, Statistical Analysis, Correlation Analysis, Analytical Skills, Business Analytics, Supervised Learning, Statistical Modeling, Scikit Learn (Machine Learning Library), Variance Analysis, Predictive Modeling, Probability & Statistics, Exploratory Data Analysis, Machine Learning, Python Programming
Advanced · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Combinatorics, Probability, Probability Distribution, Algorithms, Bayesian Statistics, Mathematical Modeling, Statistics, Arithmetic, Python Programming, Simulations
Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Cleansing, Matlab, Statistical Analysis, Probability & Statistics, Descriptive Statistics, Data Manipulation, Data Mapping, Scripting
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Development Environment, Data Structures, File Management, Data Storage, Scripting, Python Programming, Program Development, Scripting Languages, Debugging
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Finite Element Methods, Engineering Analysis, Numerical Analysis, Mathematical Modeling, Advanced Mathematics, C++ (Programming Language), Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

University of Geneva
Skills you'll gain: Sustainable Development, Geographic Information Systems, Environment, Environmental Resource Management, Natural Resource Management, Spatial Analysis, Sustainability Standards, Environmental Science, Environmental Policy, Hydrology, Economics, Governance, Stakeholder Engagement, Case Studies
Intermediate · Course · 1 - 3 Months