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.

Packt
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix, System Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Security, Data Governance, Data Management, Data Security, Secure Coding, Cloud Applications, Application Security, Identity and Access Management, Key Management, Multi-Factor Authentication, Encryption, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Identity and Access Management, Amazon Elastic Compute Cloud, Cloud Computing Architecture, Cloud Computing, Network Security, Virtual Networking, Network Architecture, Cloud Infrastructure, Authentications, Virtual Private Networks (VPN), Multi-Factor Authentication, Cloud Security, Load Balancing, Containerization, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Linux, Scripting, Unix Commands, Command-Line Interface, Unix, IT Automation, Debugging, Development Environment, System Configuration, Configuration Management, File Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Java Platform Enterprise Edition (J2EE), Hibernate (Java), Unit Testing, Docker (Software), Software Design Patterns, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Warehousing, Data Integration, Data Processing, Enterprise Application Management, Performance Tuning, Data Manipulation, Data Analysis, Distributed Computing, Data Import/Export, SQL, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Analytics, Data Processing, Text Mining, Data Transformation, Distributed Computing, Java, Debugging, Java Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Kubernetes, CI/CD, OpenShift, DevOps, Git (Version Control System), Continuous Deployment, Cloud Applications, Application Deployment, Application Performance Management, YAML
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mathematical Software, Software Installation, Numerical Analysis, Mathematical Modeling, Applied Mathematics, Trigonometry, Programming Principles, Data Manipulation, Engineering Calculations, Linear Algebra, Scripting Languages, Data Structures
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Application Lifecycle Management, Microsoft Power Platform, Integration Testing, Application Development, Power Apps Component Framework, DevOps, Application Deployment, Database Design, Usability Testing, Development Testing, Scenario Testing, Solution Architecture, Simulations, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Virtual Environment, Post-Production, Game Design, 3D Assets, Adobe Photoshop, Conceptual Design, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Frontend Performance, Scripting, Real Time Data, Browser Compatibility, Data Storage, HTML and CSS, Maintainability, Data Validation, Debugging
Intermediate · Course · 3 - 6 Months