Coursera
Build Next-Gen LLM Apps with LangChain & LangGraph Specialization

Enjoy unlimited growth with a year of Coursera Plus for $199 (regularly $399). Save now.

Coursera

Build Next-Gen LLM Apps with LangChain & LangGraph Specialization

Build Production LLM Apps with LangChain. Deploy scalable, secure LLM applications from development to production with enterprise-grade tools

Caio Avelino
Starweaver
Karlis Zars

Instructors: Caio Avelino

Included with Coursera Plus

Get in-depth knowledge of a subject
Intermediate level

Recommended experience

4 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace
Get in-depth knowledge of a subject
Intermediate level

Recommended experience

4 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Build and deploy production-grade LLM applications using LangChain, microservices architecture, and enterprise security controls.

  • Implement fine-tuning, embeddings validation, and performance optimization to achieve 99.9% uptime and 90% cost reduction.

  • Design monitoring systems, chaos testing, and ROI frameworks that connect LLM performance metrics to business value.

Details to know

Shareable certificate

Add to your LinkedIn profile

Taught in English
Recently updated!

December 2025

See how employees at top companies are mastering in-demand skills

 logos of Petrobras, TATA, Danone, Capgemini, P&G and L'Oreal

Advance your subject-matter expertise

  • Learn in-demand skills from university and industry experts
  • Master a subject or tool with hands-on projects
  • Develop a deep understanding of key concepts
  • Earn a career certificate from Coursera

Specialization - 11 course series

What you'll learn

  • Construct modular LLM chains using LangChain's core components (prompts, models, and output parsers) to replace hardcoded API calls.

  • Apply systematic refactoring methodology to transform existing LLM scripts into maintainable LangChain workflows with proper error handling.

  • Implement production-ready patterns for common LLM use cases including Q&A systems, summarization pipelines, and data extraction workflows.

Skills you'll gain

Category: Prompt Engineering
Category: Unstructured Data
Category: Retrieval-Augmented Generation
Category: LLM Application
Category: Vector Databases
Category: AI Workflows
Category: Software Design Patterns
Category: Text Mining
Category: Scalability
Category: Embeddings
Category: Maintainability
Category: Prompt Patterns
Category: System Monitoring
Category: Model Deployment
Category: Data Pipelines
Category: Cost Reduction
Category: Large Language Modeling
Category: LangChain

What you'll learn

  • Optimize LLM behavior using structured prompting, role assignment, and controlled output formatting.

  • Design scalable middleware to manage API requests, rate limits, caching, and token budgets for efficient LLM apps.

  • Create intuitive, user-centered interfaces that integrate feedback loops to continuously improve model responses and user trust.

Skills you'll gain

Category: Middleware
Category: OpenAI API
Category: LLM Application
Category: Frontend Integration
Category: UI/UX Research

What you'll learn

  • Analyze AI workloads to define logical microservice boundaries and implement modular LangChain components communicating via gRPC.

  • Apply containerization and orchestration using Docker, ECR, K8s to deploy, scale, and monitor LangChain services with health checks and telemetry.

  • Evaluate and strengthen resilience by implementing OpenTelemetry tracing, Prometheus metrics, and chaos testing to measure and improve recovery.

Skills you'll gain

Category: Docker (Software)
Category: Microservices
Category: Performance Testing
Category: API Design
Category: Grafana
Category: Large Language Modeling
Category: System Monitoring
Category: Kubernetes
Category: LangChain
Category: Prometheus (Software)
Category: MLOps (Machine Learning Operations)
Category: Scalability
Category: LLM Application
Category: Containerization
Category: Cloud Deployment
Category: Application Deployment

What you'll learn

  • Design automated CI/CD pipelines for LLM deployments using containerization and infrastructure as code.

  • Apply security best practices including API protection, prompt injection prevention, and compliance frameworks.

  • Configure production monitoring, auto-scaling, and cost optimization for enterprise LLM systems.

Skills you'll gain

Category: Amazon CloudWatch
Category: DevSecOps
Category: Cloud Deployment
Category: System Monitoring
Category: Performance Testing
Category: DevOps
Category: Docker (Software)
Category: Enterprise Security
Category: LLM Application
Category: Cloud Management
Category: CI/CD
Category: Infrastructure as Code (IaC)

What you'll learn

  • Apply decoding strategies (e.g., temperature, top-k, top-p, beam search) to control model outputs for quality, diversity, and relevance.

  • Evaluate AI-generated text using automated metrics and frameworks to systematically assess fluency, coherence, and factual accuracy.

  • Implement parameter-efficient fine-tuning (PEFT) techniques to create domain-adapted foundation models while balancing cost-performance trade-offs.

Skills you'll gain

Category: Artificial Intelligence and Machine Learning (AI/ML)
Category: Analysis
Category: AI Personalization
Category: Model Based Systems Engineering
Category: Transfer Learning
Category: Model Deployment
Category: Program Evaluation
Category: AI Product Strategy
Category: Large Language Modeling
Category: Hugging Face
Category: MLOps (Machine Learning Operations)
Category: Applied Machine Learning
Category: Generative AI
Category: Model Evaluation
Category: Performance Tuning
Category: Responsible AI

What you'll learn

  • Optimize LLM behavior using structured prompting and self-checks to reduce variance and errors.

  • Design scalable middleware to manage API requests, retries, caching, and token budgets for performance targets.

  • Build user-centered interfaces that collect feedback and improve LLM accuracy and user trust.

Skills you'll gain

Category: Tool Calling
Category: Scalability
Category: Application Performance Management
Category: Retrieval-Augmented Generation
Category: API Design
Category: OpenAI API
Category: Prompt Engineering
Category: Model Evaluation
Category: A/B Testing
Category: Performance Tuning
Category: LLM Application
Category: Performance Testing
Category: Responsible AI

What you'll learn

  • Apply sentence-transformers to embed documents and validate recall using FAISS vector indices and systematic retrieval tests.

  • Diagnose embedding issues by visualizing with UMAP, spotting anomalies, and cleaning data via cluster analysis workflows.

  • Evaluate embedding models on cost, latency, and accuracy to recommend the best candidates for production deployment.

Skills you'll gain

Category: Model Deployment
Category: E-Commerce
Category: Embeddings
Category: Cost Reduction
Category: Benchmarking
Category: Data Manipulation
Category: Verification And Validation
Category: Anomaly Detection
Category: Vector Databases
Category: Data Quality
Category: MLOps (Machine Learning Operations)
Category: Model Evaluation
Category: System Monitoring
Category: Data Validation
Category: Data Cleansing
Category: Legal Technology
Category: Unsupervised Learning
Category: Dimensionality Reduction
Category: LLM Application
Category: Semantic Web

What you'll learn

  • Analyze LLM architectures and foundation models for specific use cases.

  • Implement fine-tuning techniques using industry-standard tools and frameworks.

  • Deploy LLM models in production environments with security and optimization.

Skills you'll gain

Category: Performance Tuning
Category: Model Deployment
Category: AI Security
Category: Model Evaluation
Category: Transfer Learning
Category: LLM Application
Category: Cloud Deployment
Category: Large Language Modeling
Category: Scalability
Category: MLOps (Machine Learning Operations)
Category: Applied Machine Learning
Category: System Monitoring
Category: Prompt Engineering
Category: Application Security
Category: Artificial Intelligence
Category: Hugging Face
Category: API Design

What you'll learn

  • Design scalable LLM API architectures using microservices patterns, load balancing, and caching for high-throughput applications.

  • Implement enterprise security including authentication, authorization, rate limiting, and prompt injection protection.

  • Deploy monitoring systems and optimize performance achieving 99.9% uptime and sub-100ms response times.

Skills you'll gain

Category: GitHub
Category: AI Security
Category: Cloud API
Category: Cloud Management
Category: Python Programming
Category: Load Balancing
Category: Redis
Category: Network Monitoring
Category: MLOps (Machine Learning Operations)
Category: Incident Response
Category: Performance Testing
Category: API Design
Category: Machine Learning
Category: Amazon CloudWatch
Category: Application Performance Management
Category: Security Controls

What you'll learn

  • Evaluate AI use cases by applying key Responsible AI principles such as fairness, transparency, and accountability.

  • Identify and document potential risks and biases across data, models, and user interactions using structured ethical design tools.

  • Develop and communicate stakeholder-ready presentations and documentation that clearly articulate Responsible AI design decisions.

Skills you'll gain

Category: Stakeholder Analysis
Category: Project Documentation
Category: Artificial Intelligence
Category: Data Storytelling
Category: Risk Mitigation
Category: Data Ethics
Category: Responsible AI
Category: Accountability
Category: Risk Management
Category: Presentations
Category: Stakeholder Communications
Category: Governance
Category: Ethical Standards And Conduct
Category: Design
Category: Technical Communication
Category: Case Studies

What you'll learn

  • Map model metrics to business metrics, and define baselines, counterfactuals, and a measurement plan.

  • Design experiments, compute lift and confidence intervals, and plan guardrails.

  • Quantify ROI and risk, build an impact dashboard, and craft an executive story with clear next steps.

Skills you'll gain

Category: Financial Analysis
Category: Sample Size Determination
Category: Product Management
Category: Performance Measurement
Category: Return On Investment
Category: Business
Category: Power Electronics
Category: Key Performance Indicators (KPIs)
Category: Machine Learning
Category: Model Evaluation
Category: Business Valuation
Category: Data Storytelling
Category: Dashboard
Category: Stakeholder Communications
Category: Analysis
Category: A/B Testing
Category: Experimentation
Category: Performance Analysis
Category: Business Metrics

Earn a career certificate

Add this credential to your LinkedIn profile, resume, or CV. Share it on social media and in your performance review.

Instructors

Caio Avelino
6 Courses7,010 learners
Starweaver
Coursera
459 Courses910,825 learners
Karlis Zars
28 Courses52,237 learners

Offered by

Coursera

Why people choose Coursera for their career

Felipe M.
Learner since 2018
"To be able to take courses at my own pace and rhythm has been an amazing experience. I can learn whenever it fits my schedule and mood."
Jennifer J.
Learner since 2020
"I directly applied the concepts and skills I learned from my courses to an exciting new project at work."
Larry W.
Learner since 2021
"When I need courses on topics that my university doesn't offer, Coursera is one of the best places to go."
Chaitanya A.
"Learning isn't just about being better at your job: it's so much more than that. Coursera allows me to learn without limits."

Frequently asked questions