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: Business Correspondence, Verbal Communication Skills, Business Communication, English Language, Business Writing, Oral Expression, Writing, Telephone Skills, Interpersonal Communications, Communication, Social Media Content, Social Media, Language Competency, Media and Communications, Language Learning, Vocabulary, Grammar
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: HVAC, Water Resource Management, Plant Operations and Management, Environmental Management Systems, Thermal Management, Water Quality, Environmental Monitoring, Biology
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Active Listening, Non-Verbal Communication, Intercultural Competence, Leadership, Meeting Facilitation, Cultural Sensitivity, Empathy, Team Motivation, Leadership and Management, Presentations, Cultural Diversity, Business Communication, Oral Expression, English Language, Professional Development, Team Leadership, Motivational Skills, Tactfulness, Verbal Communication Skills, Drive Engagement
Mixed · Course · 1 - 3 Months

Skills you'll gain: LangGraph, AI Workflows, AI Orchestration, Agentic Workflows, LangChain, LLM Application, Generative AI Agents, Agentic systems, Data Persistence, Debugging, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Context Protocol, AI Orchestration, AI Workflows, Model Deployment, AI Personalization, OpenAI API, OpenAI, AI Integrations, Cloud Deployment, Agentic Workflows, Agentic systems, Application Deployment, Generative AI Agents, Cloud API, ChatGPT, CI/CD, Responsible AI, Artificial Intelligence, Generative AI, Development Testing
Intermediate · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: NumPy, Python Programming, Linear Algebra, Numerical Analysis, Data Manipulation, Data Processing, Integrated Development Environments, Data Science, Data Management, Software Development Tools, Software Development, Machine Learning, Engineering, Scientific, and Technical Instruments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Statistical Hypothesis Testing, Clinical Research, Clinical Data Management, Data Analysis, Analytics, Machine Learning Methods, Healthcare Ethics, Data Literacy, Health Informatics, Regression Analysis, Descriptive Analytics, Predictive Analytics, Machine Learning Software, Supervised Learning, Statistical Analysis, Data Analysis Software, Statistics, Statistical Machine Learning, Decision Tree Learning, Random Forest Algorithm
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Web Design and Development, AI Personalization, Web Development, Web Applications, HTML and CSS, Natural Language Processing, Data Store, Embeddings, Javascript, Database Management, LLM Application, Persona (User Experience), Real Time Data, Generative AI Agents
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Fine-tuning, Large Language Modeling, Natural Language Processing, Generative AI, Transfer Learning, Generative Model Architectures, Model Training, Embeddings, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Workflow Management, Salesforce Development, Salesforce, Email Automation, Responsive Web Design, Business Process Automation, Process Design, UI Components, No-Code Development, Product Automation, Performance Tuning, Automation, Application Development, Process Development, Layout Design, Customer Relationship Management (CRM) Software, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Data Security, Network Security, Cyber Attacks, Security Testing, Digital Forensics, Infrastructure Security, Identity and Access Management, Cloud Security, Security Controls, Computer Security Awareness Training, Security Awareness, Threat Detection, Threat Management, Cyber Security Assessment, Test Tools, Firewall, OSI Models, Authentications, Encryption, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Minnesota State University, Mankato
Skills you'll gain: Human Resource Management, Human Capital, People Analytics, Family and Medical Leave Act of 1993, Performance Metric, Labor Compliance, Employee Relations, People Development, Talent Acquisition, Law, Regulation, and Compliance, Recruitment Strategies, Employee Engagement, Business Ethics, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks