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: Digital Forensics, Cybersecurity, Malware Protection, Data Security, Network Security, Event Monitoring, Threat Detection, Network Analysis, Operating Systems, Data Integrity, Microsoft Windows, Mac OS, File Systems, Linux, Linux Commands, Web Applications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Conversion Funnel Analysis, Marketing Budgets, Target Audience, Campaign Management, Facebook, Google Ads, Online Advertising, Instagram, Performance marketing, Digital Advertising, Paid media, Advertising Campaigns, E-Commerce, Advertising, Budget Management, Social Media Campaigns, Account Management, Apple iOS
Beginner · Course · 1 - 3 Months

Skills you'll gain: SketchUp (3D Modeling Software), 3D Modeling, Architectural Design, Visualization (Computer Graphics), Computer Graphic Techniques, Design Software, Layout Design
★ 4.5 (18) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Quality Assurance, Leadership and Management, Product Quality (QA/QC), Stakeholder Engagement, Quality Control, Risk Analysis, Quality Assessment, Business Leadership, Initiative and Leadership, Resource Utilization, Project Management Life Cycle, Quality Management, Risk Management, Resource Management, Stakeholder Communications, Team Leadership, Risk Mitigation, Resource Planning, Business Risk Management, Communication
★ 4.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Video Production, Video Editing, Videography, Photo/Video Production and Technology, Cinematography, Post-Production, Visual Storytelling, Storytelling
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: AI Security, Generative AI Agents, Agentic Workflows, LLM Application, AI Personalization, AI Integrations, Agentic systems, Cloud Hosting, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cloud Deployment, Generative AI, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Event Monitoring, Cyber Threat Hunting, Intrusion Detection and Prevention, Enterprise Security, Threat Detection, Data Loss Prevention, Network Analysis
★ 5 (8) · Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Multi-Factor Authentication, Network Security, Incident Response, Security Management, Virtual Private Networks (VPN), Vulnerability Management, Authentications, Penetration Testing, Public Key Infrastructure, Endpoint Security, Cloud Security, Cybersecurity, Identity and Access Management, Vulnerability Scanning, Cryptography, Vulnerability Assessments, Threat Management, Threat Detection, Risk Management, Compliance Auditing
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, AI Personalization, Content Creation, Campaign Management, Keyword Research, Marketing, Generative AI Agents, Email Marketing, Digital Marketing, Search Engine Optimization, Artificial Intelligence and Machine Learning (AI/ML), Business Marketing, Content Marketing, ChatGPT, Social Media Marketing, Business Process Automation, Automation, Market Trend, Business, Business Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Box Plots, Data Science, Histogram, Data Presentation, Statistical Analysis, Statistical Methods, Statistical Visualization, Data Preprocessing, Descriptive Statistics, Probability & Statistics, Data Analysis, Data Visualization Software, Data-Driven Decision-Making, Bayesian Statistics, Applied Machine Learning, Scatter Plots, Scripting, Python Programming, Data Processing, Machine Learning Algorithms
★ 4.7 (16) · Mixed · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: User Story, Agile Product Development, Product Development, Design Thinking, Team Oriented, Persona (User Experience), New Product Development, Product Requirements, Agile Methodology, User Research, Usability Testing, User Centered Design, Persona Development, Innovation, Value Propositions
Beginner · Course · 1 - 4 Weeks