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.

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Data Manipulation, Big Data, Performance Tuning, Python Programming, Probability Distribution
★ 4 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Amazon S3, Machine Learning
★ 4.3 (26) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Leadership Studies, Business Ethics, Critical Thinking, Critical Thinking and Problem Solving, Organizational Leadership, Leadership Development, Team Performance Management, Team Leadership, Team Motivation, Ethical Standards And Conduct, Business Leadership, Leadership, Personal Attributes, Technical Management, Professional Development, Peer Review, Self-Awareness
★ 4.4 (17) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Memory Management, Operating Systems, C++ (Programming Language), C (Programming Language), System Configuration, Hardware Architecture, File Systems, Data Integrity, Computer Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Application Development
★ 5 (71) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Mindfulness, Meditation & Breathwork, Kinesiology, Stress Management, Habit Formation, Respiration, Cognitive flexibility, Self-Awareness, Pain Management, Coordination, Activities of Daily Living (ADLs), Human Musculoskeletal System, Anatomy, Neurology
★ 4.4 (12) · Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Lean Manufacturing, Lean Methodologies, Lean Six Sigma, Kaizen Methodology, Operational Efficiency, Performance Measurement, Manufacturing Operations, Business Process, Quality Management, Process Improvement, Performance Metric, Waste Minimization, Kanban Principles, Quality Control, Six Sigma Methodology, Continuous Improvement Process, Quality Assurance and Control, Business Metrics, Inventory Management System
★ 4.3 (19) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Coaching, Employee Coaching, Constructive Feedback, Drive Engagement, People Development, Team Performance Management, Empowerment, Leadership Development, Performance Management, Growth Mindedness, Goal Setting
★ 4.8 (24) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Authentications, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft SQL Servers, Microsoft Azure, Cloud Security, Security Controls, Identity and Access Management, Application Security, IT Security Architecture, Virtualization and Virtual Machines, Network Security, Role-Based Access Control (RBAC), Encryption, Firewall, Threat Detection
★ 4.5 (19) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Devops Tools, Kubernetes, DevOps, Amazon Web Services, AWS Identity and Access Management (IAM), Identity and Access Management, Cloud Infrastructure, Infrastructure as Code (IaC), Virtual Networking, Cloud Computing, Command-Line Interface
★ 4.5 (20) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: MongoDB, Data Transformation, Customer Analysis, Customer Insights, Back-End Web Development, Customer Data Management, Data Processing, NoSQL, Database Development, Data Maintenance, Document Management, Pandas (Python Package), Database Design, Data Validation, Extract, Transform, Load, Database Management, Databases, Data Pipelines, Data Access, Query Languages
★ 4.6 (72) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment
★ 4.7 (22) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Hugging Face, Model Optimization, Fine-tuning, Transfer Learning, Model Training, Embeddings, Data Preprocessing
★ 5 (16) · Intermediate · Course · 1 - 4 Weeks