Coursera

Build Next-Gen LLM Apps with LangChain & LangGraph Specialization

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: LangChain
Category: Model Deployment
Category: Retrieval-Augmented Generation
Category: Scalability
Category: System Monitoring
Category: LLM Application
Category: AI Workflows
Category: Vector Databases
Category: Enterprise Application Management
Category: Application Performance Management
Category: Cost Reduction
Category: Performance Tuning
Category: Maintainability

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

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

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

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

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

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: Embeddings
Category: Anomaly Detection
Category: Model Evaluation
Category: Unsupervised Learning
Category: Vector Databases
Category: Cost Reduction
Category: Performance Metric
Category: Semantic Web
Category: Data Cleansing
Category: Dimensionality Reduction
Category: Large Language Modeling
Category: MLOps (Machine Learning Operations)
Category: Legal Technology
Category: Data Validation
Category: Model Deployment
Category: Data Manipulation
Category: Verification And Validation
Category: System Monitoring
Category: E-Commerce

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

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

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

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

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
9 Courses 7,433 learners
Starweaver
Coursera
535 Courses 966,364 learners
Karlis Zars
33 Courses 55,496 learners

Offered by

Coursera

You might also like

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