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.

Scrimba
Skills you'll gain: React Redux, React.js, Javascript, Web Development Tools, Middleware, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Cryptographic Protocols, Vulnerability Management, Encryption, Cybersecurity, Infrastructure Security, Computer Security, Public Key Infrastructure, Cyber Security Assessment, Data Integrity
Intermediate · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Professional Networking, Professional Development, Interviewing Skills, Trend Analysis, Sales, Market Trend, LinkedIn, Spreadsheet Software, Business Marketing, Marketing, Adaptability, General Networking
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Generative AI, Model Optimization, Hugging Face, Large Language Modeling, Performance Tuning, Model Deployment
Beginner · Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Project Schedules, Project Planning, Agile Methodology, Performance Metric, Scheduling, Timelines, Conflict Management, Stakeholder Engagement, Project Estimation, Stakeholder Management, Milestones (Project Management), Agile Project Management, Negotiation, Cost Estimation, Resource Planning, Risk Analysis, Project Risk Management, Contract Management, Kanban Principles, Estimation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Support and Services, Help Desk Support, Desktop Support, End User Training and Support, Technical Support, Software Documentation, Technical Documentation, Hardware Troubleshooting, Issue Tracking
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Machine Learning Methods, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Model Training, Health Disparities, Clinical Informatics, Artificial Intelligence, Health Informatics, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Model Evaluation, Health Technology, Health Policy, Decision Intelligence, AI Integrations, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, SPSS (Software), SPSS, Statistical Machine Learning, Applied Machine Learning, Machine Learning, Machine Learning Methods, Statistical Software, Data Preprocessing, Machine Learning Algorithms, Statistical Analysis, Model Evaluation, Data Mining, Data Cleansing, Data Analysis, Statistical Methods, Data Visualization
Mixed · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Talent Recruitment, Professional Networking, Applicant Tracking Systems, Recruitment Strategies, Relationship Building, Talent Acquisition, Talent Pipelining, Human Resources, Labor Compliance, Law, Regulation, and Compliance, Regulatory Compliance, Talent Sourcing, HR Tech, Regulatory Requirements, Web Presence, Value Propositions, Copywriting
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Safety Training, Safety Standards, Accident Prevention, Occupational Health, Injury Prevention, Lifting Ability, Hazard Communication (HazCom), Electrical Safety, Personal protective equipment, Productivity, Compliance Management, Risk Analysis, Quality Assessment, Self-Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Agentic Workflows, Generative AI, Model Evaluation, Agentic systems, LangChain, Data Ethics, Image Quality
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Microservices, System Design and Implementation, Software Systems, Software Development
Intermediate · Course · 1 - 3 Months