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.

Board Infinity
Skills you'll gain: Restful API, Spring Framework, Spring Boot, Hibernate (Java), API Design, Development Testing, Verification And Validation, Authentications, Object-Relational Mapping, Maintainability, Data Persistence, Authorization (Computing), Application Design, YAML, Role-Based Access Control (RBAC), Endpoint Security, Business Logic, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: DevSecOps, AI Security, IT Security Architecture, Cyber Operations, Exploit development, Incident Response, AI literacy, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Earned Value Management, Performance Metric, Project Controls, Change Control, Variance Analysis, Project Schedules, Project Planning, Cost Control, Budget Management, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Application Deployment, Salesforce Development, Salesforce, Change Control, Configuration Management, Version Control, Release Management
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Fine-tuning, CI/CD, Hugging Face, Continuous Deployment, Model Evaluation, Applied Machine Learning, Continuous Integration, Model Training, Transfer Learning, MLOps (Machine Learning Operations), Data Preprocessing, Model Deployment, Model Optimization, Data Pipelines, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, AI Security, Cyber Security Strategy, Cybersecurity, Generative Model Architectures, Generative Adversarial Networks (GANs), Threat Detection, Responsible AI, Anomaly Detection, Data Ethics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Effectiveness, Social Media, Social Media Marketing, Marketing Strategy and Techniques, Marketing Strategies, Digital Media Strategy, Social Media Strategy, Customer Analysis, Social Media Campaigns, Social Media Content, Campaign Planning, Marketing, Marketing Analytics, Digital Brand Strategy, Strategic Marketing, Product Promotion, Promotional Strategies, Digital Marketing, Consumer Behaviour, Facebook
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Threat Modeling, Role-Based Access Control (RBAC), Cloud Security, Data Governance, Secure Coding, Data Security, DevSecOps, Data Management, Infrastructure as Code (IaC), Enterprise Security, Zero Trust Network Access, Application Security, Infrastructure Security, Security Controls, Threat Management, Security Requirements Analysis, Data Quality, Compliance Management, Identity and Access Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Vue.JS, JavaScript Frameworks, Front-End Web Development, Web Applications, UI Components, Web Design and Development, Hypertext Markup Language (HTML), Application Programming Interface (API), User Interface (UI), Code Reusability, Event-Driven Programming, Data Validation, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microservices, API Gateway, Docker (Software), Containerization, Software Architecture, Frontend Integration, Systems Architecture, Software Design Patterns, Restful API, Event-Driven Programming, Software Design, Transaction Processing, Business Logic
Advanced · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Retrieval-Augmented Generation, AI Security, AI Workflows, Model Context Protocol, Application Deployment, AI Orchestration, System Monitoring, Security Controls, Prompt Engineering, Containerization, Automation, Cloud Deployment, Data Migration, Model Evaluation, Docker (Software), Verification And Validation, Configuration Management, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Employee Engagement, Drive Engagement, Industrial and Organizational Psychology, Human Relations Movement, Organizational Development, Behavior Management, Organizational Effectiveness, Motivational Skills, Decision Making, Team Motivation, Strategic Decision-Making, Employee Performance Management, Behavioral Management, Workplace inclusivity, Psychology
Mixed · Course · 1 - 4 Weeks