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.

DeepLearning.AI
Skills you'll gain: PyTorch (Machine Learning Library), Model Deployment, Hugging Face, Model Optimization, Fine-tuning, Convolutional Neural Networks, Transfer Learning, Data Quality, Generative AI, Data Manipulation, Deep Learning, Generative Model Architectures, Model Training, Image Analysis, MLOps (Machine Learning Operations), Large Language Modeling, Data Pipelines, Artificial Neural Networks, Computer Vision, Natural Language Processing
★ 4.8 (104) · Intermediate · Professional Certificate · 1 - 3 Months

Coursera
Skills you'll gain: User Experience, User Experience Design, Wireframing, User Research, Persona (User Experience), Responsible AI, User Interface and User Experience (UI/UX) Design, Usability, Adobe XD, Usability Testing, Generative AI, Figma (Design Software), AI literacy, Prototyping, User Interface (UI) Design, Persona Development
★ 4.2 (119) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Data Science, Probability & Statistics, Statistical Methods, Statistical Analysis, Jupyter, Matplotlib, Data Preprocessing, Pandas (Python Package), Statistical Inference, Statistics, Python Programming, Machine Learning
★ 4.3 (128) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, User Interface (UI), Embeddings, Large Language Modeling, UI Components, Performance Tuning
★ 4.7 (70) · Intermediate · Course · 1 - 4 Weeks

Anthropic
Skills you'll gain: Claude Code, Anthropic Claude, Command-Line Interface, Tool Calling, Model Context Protocol, LLM Application, Software Development Tools, GitHub, Context Management, Code Review, Software Development, Generative AI Agents, Automation, Software Engineering
★ 4.3 (61) · Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Active Listening, Verbal Communication Skills, Communication, Communication Strategies, Empathy & Emotional Intelligence, Oral Comprehension, Emotional Intelligence, Persuasive Communication, Public Speaking, Non-Verbal Communication, Business Communication, Tactfulness, Conflict Management, Relationship Management, Teamwork
★ 4.8 (96) · Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Transformation, Extract, Transform, Load, Consolidation, Microsoft Excel, Data Wrangling, Data Manipulation, Data Cleansing, Data Integration, Data Import/Export, Data Processing, Pivot Tables And Charts, Data Validation, Automation, Data Access, File Management
★ 4.8 (84) · Beginner · Course · 1 - 3 Months
Universidad Austral
Skills you'll gain: Server Side, Node.JS, Back-End Web Development, Restful API, Web Development, MongoDB, Application Deployment, OAuth, Web Servers, Application Programming Interface (API), API Design, Web Applications, Cloud Deployment, Authentications, Object-Relational Mapping, NoSQL, Data Persistence, Software Testing, Routing Protocols
★ 4.1 (113) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Case Law, Court Systems, Social Justice, Law, Regulation, and Compliance, Adjudication, Legal Proceedings, Social Studies, Appeals, Civil Law, Liberal Arts, Policy Analysis, Case Studies
★ 4.9 (85) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Modeling, Data Transformation, Data Processing, Data Warehousing, Data Preprocessing, Apache Hadoop, Extract, Transform, Load, Data Pipelines, Apache Spark, Feature Engineering, Star Schema, Applied Machine Learning, Real Time Data
★ 4.5 (97) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Cryptographic Protocols, Application Security, Key Management, Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Intrusion Detection and Prevention, Data Integrity, Algorithms, User Provisioning, Command-Line Interface
★ 4.5 (101) · Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Fine-tuning, LangChain, AI Workflows, Agentic Workflows, Model Training, Model Optimization, Large Language Modeling, Artificial Intelligence, Token Optimization, Transfer Learning, LLM Application, AI literacy, Amazon Web Services, Context Management
★ 4.6 (93) · Intermediate · Professional Certificate · 1 - 3 Months