LangChain courses can help you learn how to build applications that connect large language models with external data, tools, and workflows. You can build skills in prompt chaining, retrieval methods, agent design, and structuring multi-step tasks. Many courses introduce tools such as Python libraries, vector databases, and APIs that support creating, testing, and refining LangChain-powered AI applications.

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
★ 4.5 (120) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Kanban Principles, Agile Methodology, Lean Methodologies, Workflow Management, Process Development, Process Management, Business Process, Business Process Management, Process Mapping, Process Optimization, Collaborative Software, Service Design
★ 4.5 (19) · Intermediate · Guided Project · Less Than 2 Hours

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Payment Systems, Cryptography, Digital Assets, Emerging Technologies, Distributed Computing, Fundraising and Crowdsourcing, Cryptographic Protocols, Transaction Processing, Algorithms, Fundraising
★ 4.8 (9) · Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Key Management, Blockchain, Digital Assets, Public Key Infrastructure, FinTech, Emerging Technologies, Cryptography, Distributed Computing, Transaction Processing
★ 4.7 (135) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Network Security, Secure Coding, Cryptographic Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Key Management, Vulnerability Assessments, Authorization (Computing), Code Review, Dependency Analysis
Advanced · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Video Game Development, Test Script Development, Game Design, Investments, Test Automation, Digital Assets, Investment Management, Unit Testing, Development Testing, Cryptography, Key Management, Program Development, Cryptographic Protocols, General Finance, FinTech, Software Development, Web Development Tools, Asset Management, Asset Protection
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, AI Workflows, LLM Application, Agentic Workflows, Agentic systems, Tool Calling, Generative AI Agents, Model Deployment, Large Language Modeling, Artificial Intelligence, Context Management, Data Persistence, Business Logic, Enterprise Architecture, Debugging
Intermediate · 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

University of Leeds
Skills you'll gain: Blockchain, Emerging Technologies, FinTech, Banking, Digital Assets, Social Impact, Business Ethics, Transaction Processing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Public Key Infrastructure, Public Key Cryptography Standards (PKCS), Authentications, FinTech, Data Security, Payment Systems, Distributed Computing, Transaction Processing, Network Protocols, Data Structures, Data Integrity, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Audit Working Papers, Blockchain, Security Testing, Software Design Patterns, Software Development Tools, Application Development, Computer Programming Tools, Development Environment, Digital Assets, Program Development, Distributed Computing, Software Development, Go (Programming Language), Cryptography, Transaction Processing, FinTech, Encryption, Business Logic, Business Analysis, Virtual Machines
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, LangChain, LangGraph, LLM Application, Tool Calling, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Retrieval-Augmented Generation, Generative AI, Prompt Engineering, AI Integrations, Application Development, Data Visualization, Large Language Modeling, Analytics, Software Design Patterns
★ 4.6 (264) · Intermediate · Specialization · 1 - 3 Months